Alpha flock crash

alpha.logs

I0708 20:06:09.889351   30745 init.go:93] 

Dgraph version   : v1.0.12-rc3-569-g727b246b
Commit SHA-1     : 727b246b
Commit timestamp : 2019-07-03 14:20:48 -0700
Branch           : master
Go version       : go1.12.5

For Dgraph official documentation, visit https://docs.dgraph.io.
For discussions about Dgraph     , visit https://discuss.dgraph.io.
To say hi to the community       , visit https://dgraph.slack.com.

Licensed variously under the Apache Public License 2.0 and Dgraph Community License.
Copyright 2015-2018 Dgraph Labs, Inc.


I0708 20:06:09.889398   30745 run.go:502] x.Config: {PortOffset:100 QueryEdgeLimit:1000000 NormalizeNodeLimit:10000}
I0708 20:06:09.889415   30745 run.go:503] x.WorkerConfig: {ExportPath:export NumPendingProposals:256 Tracing:1 MyAddr:localhost:7180 ZeroAddr:localhost:5080 RaftId:0 WhiteListedIPRanges:[] MaxRetries:-1 StrictMutations:false AclEnabled:false AbortOlderThan:5m0s SnapshotAfter:10000}
I0708 20:06:09.889436   30745 run.go:504] edgraph.Config: {PostingDir:/home/ibrahim/m2_drive/flock_backup/alpha1/p BadgerTables:mmap BadgerVlog:mmap WALDir:/home/ibrahim/m2_drive/flock_backup/alpha1/w MutationsMode:0 AuthToken: AllottedMemory:1024 HmacSecret:[] AccessJwtTtl:0s RefreshJwtTtl:0s AclRefreshInterval:0s}
I0708 20:06:09.889465   30745 server.go:125] Setting Badger table load option: mmap
I0708 20:06:09.889475   30745 server.go:137] Setting Badger value log load option: mmap
I0708 20:06:09.889484   30745 server.go:165] Opening write-ahead log BadgerDB with options: {Dir:/home/ibrahim/m2_drive/flock_backup/alpha1/w ValueDir:/home/ibrahim/m2_drive/flock_backup/alpha1/w SyncWrites:false TableLoadingMode:1 ValueLogLoadingMode:2 NumVersionsToKeep:1 ReadOnly:false Truncate:true Logger:0x2207930 MaxTableSize:67108864 LevelSizeMultiplier:10 MaxLevels:7 ValueThreshold:65500 NumMemtables:5 NumLevelZeroTables:5 NumLevelZeroTablesStall:10 LevelOneSize:268435456 ValueLogFileSize:1073741823 ValueLogMaxEntries:10000 NumCompactors:2 CompactL0OnClose:true LogRotatesToFlush:2 managedTxns:false maxBatchCount:0 maxBatchSize:0}
I0708 20:06:09.990690   30745 log.go:34] All 1 tables opened in 99ms
I0708 20:06:09.992630   30745 log.go:34] Replaying file id: 303 at offset: 3357985
I0708 20:06:09.992662   30745 log.go:34] Replay took: 26.95µs
I0708 20:06:09.992672   30745 log.go:34] Replaying file id: 304 at offset: 0
I0708 20:06:09.995274   30745 log.go:34] Replay took: 2.598794ms
I0708 20:06:09.995311   30745 server.go:125] Setting Badger table load option: mmap
I0708 20:06:09.995315   30745 server.go:137] Setting Badger value log load option: mmap
I0708 20:06:09.995319   30745 server.go:178] Opening postings BadgerDB with options: {Dir:/home/ibrahim/m2_drive/flock_backup/alpha1/p ValueDir:/home/ibrahim/m2_drive/flock_backup/alpha1/p SyncWrites:false TableLoadingMode:2 ValueLogLoadingMode:2 NumVersionsToKeep:2147483647 ReadOnly:false Truncate:true Logger:0x2207930 MaxTableSize:67108864 LevelSizeMultiplier:10 MaxLevels:7 ValueThreshold:1024 NumMemtables:5 NumLevelZeroTables:5 NumLevelZeroTablesStall:10 LevelOneSize:268435456 ValueLogFileSize:1073741823 ValueLogMaxEntries:1000000 NumCompactors:2 CompactL0OnClose:true LogRotatesToFlush:2 managedTxns:false maxBatchCount:0 maxBatchSize:0}
I0708 20:06:11.204872   30745 log.go:34] All 19 tables opened in 1.208s
I0708 20:06:11.208037   30745 log.go:34] Replaying file id: 44 at offset: 9518210
I0708 20:06:12.136326   30745 log.go:34] Replay took: 928.277888ms
I0708 20:06:12.136359   30745 log.go:34] Replaying file id: 45 at offset: 0
I0708 20:06:12.205161   30745 log.go:34] Replay took: 68.795089ms
I0708 20:06:12.205693   30745 groups.go:98] Current Raft Id: 0x1
I0708 20:06:12.205714   30745 groups.go:579] No healthy Zero leader found. Trying to find a Zero leader...
I0708 20:06:12.205771   30745 run.go:414] gRPC server started.  Listening on port 9180
I0708 20:06:12.205793   30745 run.go:415] HTTP server started.  Listening on port 8180
I0708 20:06:12.205809   30745 worker.go:81] Worker listening at address: [::]:7180
I0708 20:06:12.306058   30745 pool.go:148] CONNECTED to localhost:5080
I0708 20:06:12.307358   30745 groups.go:616] Found connection to leader: localhost:5080
I0708 20:06:12.307833   30745 groups.go:121] Connected to group zero. Assigned group: 0
I0708 20:06:12.307840   30745 groups.go:123] Raft Id after connection to Zero: 0x1
I0708 20:06:12.307878   30745 draft.go:75] Node ID: 0x1 with GroupID: 1
I0708 20:06:12.307909   30745 node.go:143] Setting raft.Config to: &{ID:1 peers:[] learners:[] ElectionTick:100 HeartbeatTick:1 Storage:0xc00048b830 Applied:1134145 MaxSizePerMsg:262144 MaxCommittedSizePerReady:67108864 MaxUncommittedEntriesSize:0 MaxInflightMsgs:256 CheckQuorum:false PreVote:true ReadOnlyOption:0 Logger:0x2207930 DisableProposalForwarding:false}
I0708 20:06:12.308589   30745 node.go:301] Found Snapshot.Metadata: {ConfState:{Nodes:[1] Learners:[] XXX_unrecognized:[]} Index:1134145 Term:6 XXX_unrecognized:[]}
I0708 20:06:12.308603   30745 node.go:312] Found hardstate: {Term:8 Vote:1 Commit:1139127 XXX_unrecognized:[]}
I0708 20:06:12.508272   30745 node.go:321] Group 1 found 4983 entries
I0708 20:06:12.508290   30745 draft.go:1360] Restarting node for group: 1
I0708 20:06:12.508310   30745 node.go:180] Setting conf state to nodes:1 
I0708 20:06:12.706114   30745 storage.go:261] Setting first index: 1134146
I0708 20:06:12.706243   30745 log.go:34] 1 became follower at term 8
I0708 20:06:12.706308   30745 log.go:34] newRaft 1 [peers: [1], term: 8, commit: 1139127, applied: 1134145, lastindex: 1139127, lastterm: 8]
I0708 20:06:12.706317   30745 draft.go:1380] Restart node complete
I0708 20:06:12.706324   30745 groups.go:141] Server is ready
I0708 20:06:12.706457   30745 draft.go:741] Found Raft progress: 1139123
I0708 20:06:12.706514   30745 groups.go:727] Got address of a Zero leader: localhost:5080
I0708 20:06:12.706636   30745 groups.go:740] Starting a new membership stream receive from localhost:5080.
I0708 20:06:12.707099   30745 groups.go:757] Received first state update from Zero: counter:806427 groups:<key:1 value:<members:<key:1 value:<id:1 group_id:1 addr:"localhost:7180" leader:true last_update:1562596534 > > tablets:<key:"author" value:<group_id:1 predicate:"author" space:45891646 > > tablets:<key:"created_at" value:<group_id:1 predicate:"created_at" space:63883849 > > tablets:<key:"description" value:<group_id:1 predicate:"description" space:114200088 > > tablets:<key:"dgraph.type" value:<group_id:1 predicate:"dgraph.type" space:40 > > tablets:<key:"friends_count" value:<group_id:1 predicate:"friends_count" space:56083496 > > tablets:<key:"hashtags" value:<group_id:1 predicate:"hashtags" space:19809235 > > tablets:<key:"id_str" value:<group_id:1 predicate:"id_str" space:95069283 > > tablets:<key:"mention" value:<group_id:1 predicate:"mention" space:3665723 > > tablets:<key:"message" value:<group_id:1 predicate:"message" space:146153412 > > tablets:<key:"profile_banner_url" value:<group_id:1 predicate:"profile_banner_url" space:86360611 > > tablets:<key:"profile_image_url" value:<group_id:1 predicate:"profile_image_url" space:107661479 > > tablets:<key:"retweet" value:<group_id:1 predicate:"retweet" space:50188263 > > tablets:<key:"screen_name" value:<group_id:1 predicate:"screen_name" space:85152752 > > tablets:<key:"urls" value:<group_id:1 predicate:"urls" space:8266522 > > tablets:<key:"user_id" value:<group_id:1 predicate:"user_id" space:84491763 > > tablets:<key:"user_name" value:<group_id:1 predicate:"user_name" space:96815373 > > tablets:<key:"verified" value:<group_id:1 predicate:"verified" space:207195 > > snapshot_ts:1636313 checksum:5026225803625130995 > > zeros:<key:1 value:<id:1 addr:"localhost:5080" leader:true > > maxLeaseId:1610000 maxTxnTs:1650000 maxRaftId:1 cid:"e0b14835-d02e-4dac-9458-a21f5caddf3f" 
I0708 20:06:13.706459   30745 groups.go:172] Done informing Zero about the 17 tablets I have
I0708 20:06:13.706533   30745 groups.go:194] Skipping initial schema upsert for predicate dgraph.type
I0708 20:06:15.586820   30745 log.go:34] 1 is starting a new election at term 8
I0708 20:06:15.586848   30745 log.go:34] 1 became pre-candidate at term 8
I0708 20:06:15.586853   30745 log.go:34] 1 received MsgPreVoteResp from 1 at term 8
I0708 20:06:15.586964   30745 log.go:34] 1 became candidate at term 9
I0708 20:06:15.586973   30745 log.go:34] 1 received MsgVoteResp from 1 at term 9
I0708 20:06:15.587092   30745 log.go:34] 1 became leader at term 9
I0708 20:06:15.587106   30745 log.go:34] raft.node: 1 elected leader 1 at term 9
I0708 20:06:15.706492   30745 groups.go:808] Leader idx=0x1 of group=1 is connecting to Zero for txn updates
I0708 20:06:15.706521   30745 groups.go:817] Got Zero leader: localhost:5080
I0708 20:07:12.708742   30745 draft.go:664] [0x1] Set Raft progress to index: 1139129.
unexpected fault address 0x0
fatal error: fault
[signal SIGSEGV: segmentation violation code=0x80 addr=0x0 pc=0x1344ad1]

goroutine 53292 [running]:
runtime.throw(0x16d84bc, 0x5)
	/usr/local/go/src/runtime/panic.go:617 +0x72 fp=0xc03428f090 sp=0xc03428f060 pc=0x9acfd2
runtime.sigpanic()
	/usr/local/go/src/runtime/signal_unix.go:397 +0x401 fp=0xc03428f0c0 sp=0xc03428f090 pc=0x9c3151
github.com/dgraph-io/dgraph/query.(*SubGraph).formResult(0xc22af28c00, 0xc1ed5f8f80, 0xc25cc91d00, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/groupby.go:225 +0x181 fp=0xc03428f210 sp=0xc03428f0c0 pc=0x1344ad1
github.com/dgraph-io/dgraph/query.(*SubGraph).processGroupBy(0xc22af28c00, 0xc062dcd290, 0xc0517b7fb0, 0x1, 0x2, 0x1, 0xc0bbabde40)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/groupby.go:375 +0x78 fp=0xc03428f280 sp=0xc03428f210 pc=0x1345b38
github.com/dgraph-io/dgraph/query.(*SubGraph).valueVarAggregation(0xc22af28c00, 0xc062dcd290, 0xc0517b7fb0, 0x1, 0x2, 0xc22af28900, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/query.go:1300 +0xe28 fp=0xc03428f510 sp=0xc03428f280 pc=0x1357d08
github.com/dgraph-io/dgraph/query.(*SubGraph).populatePostAggregation(0xc22af28c00, 0xc062dcd290, 0xc0517b7fb0, 0x2, 0x2, 0xc22af28900, 0x0, 0x1)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/query.go:1400 +0x19d fp=0xc03428f570 sp=0xc03428f510 pc=0x1357f5d
github.com/dgraph-io/dgraph/query.(*SubGraph).populatePostAggregation(0xc22af28900, 0xc062dcd290, 0xc1df34e738, 0x1, 0x1, 0x0, 0x0, 0x1)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/query.go:1394 +0xc9 fp=0xc03428f5d0 sp=0xc03428f570 pc=0x1357e89
github.com/dgraph-io/dgraph/query.(*Request).ProcessQuery(0xc03428fa08, 0x18af300, 0xc062dcc390, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/query.go:2736 +0xdfa fp=0xc03428f770 sp=0xc03428f5d0 pc=0x1362d6a
github.com/dgraph-io/dgraph/query.(*Request).Process(0xc03428fa08, 0x18af300, 0xc062dcc390, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/query.go:2766 +0x6c fp=0xc03428f7c8 sp=0xc03428f770 pc=0x13632bc
github.com/dgraph-io/dgraph/edgraph.(*Server).doQuery(0x2207930, 0x18af300, 0xc062dcc390, 0xc0bba41db0, 0xc02018cd80, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/edgraph/server.go:787 +0x823 fp=0xc03428faf0 sp=0xc03428f7c8 pc=0x1381663
github.com/dgraph-io/dgraph/edgraph.(*Server).Query(0x2207930, 0x18af300, 0xc062dcc180, 0xc0bba41db0, 0x2207930, 0xc062dcc180, 0xc235338ba8)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/edgraph/server.go:696 +0x95 fp=0xc03428fb48 sp=0xc03428faf0 pc=0x1380d75
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/dgo/protos/api._Dgraph_Query_Handler(0x1644780, 0x2207930, 0x18af300, 0xc062dcc180, 0xc0bba41d60, 0x0, 0x18af300, 0xc062dcc180, 0xc02d79c580, 0x152)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/dgo/protos/api/api.pb.go:1951 +0x23e fp=0xc03428fbb8 sp=0xc03428fb48 pc=0xe2c00e
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).processUnaryRPC(0xc0006aaf00, 0x18bc940, 0xc0006ab500, 0xc30313c300, 0xc0006be300, 0x2143db8, 0x0, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:972 +0x470 fp=0xc03428fe50 sp=0xc03428fbb8 pc=0xe0d330
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).handleStream(0xc0006aaf00, 0x18bc940, 0xc0006ab500, 0xc30313c300, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:1252 +0xda6 fp=0xc03428ff80 sp=0xc03428fe50 pc=0xe11226
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).serveStreams.func1.1(0xc02d6c32f0, 0xc0006aaf00, 0x18bc940, 0xc0006ab500, 0xc30313c300)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:691 +0x9f fp=0xc03428ffb8 sp=0xc03428ff80 pc=0xe1c8df
runtime.goexit()
	/usr/local/go/src/runtime/asm_amd64.s:1337 +0x1 fp=0xc03428ffc0 sp=0xc03428ffb8 pc=0x9dd0d1
created by github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).serveStreams.func1
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:689 +0xa1

goroutine 1 [semacquire, 34 minutes]:
sync.runtime_Semacquire(0xc02d68ee78)
	/usr/local/go/src/runtime/sema.go:56 +0x39
sync.(*WaitGroup).Wait(0xc02d68ee70)
	/usr/local/go/src/sync/waitgroup.go:130 +0x65
github.com/dgraph-io/dgraph/dgraph/cmd/alpha.setupServer()
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/dgraph/cmd/alpha/run.go:416 +0x838
github.com/dgraph-io/dgraph/dgraph/cmd/alpha.run()
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/dgraph/cmd/alpha/run.go:567 +0xd4c
github.com/dgraph-io/dgraph/dgraph/cmd/alpha.init.2.func1(0xc000358240, 0xc0001f6160, 0x0, 0xb)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/dgraph/cmd/alpha/run.go:86 +0x52
github.com/dgraph-io/dgraph/vendor/github.com/spf13/cobra.(*Command).execute(0xc000358240, 0xc0001f60b0, 0xb, 0xb, 0xc000358240, 0xc0001f60b0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/spf13/cobra/command.go:702 +0x289
github.com/dgraph-io/dgraph/vendor/github.com/spf13/cobra.(*Command).ExecuteC(0x2146f20, 0x0, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/spf13/cobra/command.go:783 +0x2ca
github.com/dgraph-io/dgraph/vendor/github.com/spf13/cobra.(*Command).Execute(...)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/spf13/cobra/command.go:736
github.com/dgraph-io/dgraph/dgraph/cmd.Execute()
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/dgraph/cmd/root.go:68 +0x85
main.main()
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/dgraph/main.go:33 +0x99

goroutine 19 [chan receive]:
github.com/dgraph-io/dgraph/vendor/github.com/golang/glog.(*loggingT).flushDaemon(0x21ea9c0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/golang/glog/glog.go:882 +0x8b
created by github.com/dgraph-io/dgraph/vendor/github.com/golang/glog.init.0
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/golang/glog/glog.go:410 +0x272

goroutine 35 [select]:
github.com/dgraph-io/dgraph/vendor/go.opencensus.io/stats/view.(*worker).start(0xc0002f20a0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/go.opencensus.io/stats/view/worker.go:154 +0x100
created by github.com/dgraph-io/dgraph/vendor/go.opencensus.io/stats/view.init.0
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/go.opencensus.io/stats/view/worker.go:32 +0x57

goroutine 36 [syscall, 34 minutes]:
os/signal.signal_recv(0x0)
	/usr/local/go/src/runtime/sigqueue.go:139 +0x9c
os/signal.loop()
	/usr/local/go/src/os/signal/signal_unix.go:23 +0x22
created by os/signal.init.0
	/usr/local/go/src/os/signal/signal_unix.go:29 +0x41

goroutine 37 [chan receive]:
github.com/dgraph-io/dgraph/x.init.0.func1(0x18af280, 0xc0000d8010)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/x/metrics.go:198 +0xe1
created by github.com/dgraph-io/dgraph/x.init.0
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/x/metrics.go:194 +0x93

goroutine 22 [chan receive]:
github.com/dgraph-io/dgraph/worker.(*rateLimiter).bleed(0x22074c4)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/proposal.go:67 +0xae
created by github.com/dgraph-io/dgraph/worker.init.0
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/proposal.go:50 +0x41

goroutine 170 [select]:
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/y.(*WaterMark).process(0xc0006dec80, 0xc0006d2be0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/y/watermark.go:207 +0x2d1
created by github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/y.(*WaterMark).Init
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/y/watermark.go:74 +0xc9

goroutine 171 [select, 33 minutes]:
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/y.(*WaterMark).process(0xc0006decc0, 0xc0006d2be0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/y/watermark.go:207 +0x2d1
created by github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/y.(*WaterMark).Init
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/y/watermark.go:74 +0xc9

goroutine 172 [select]:
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.(*DB).updateSize(0xc0000aaa80, 0xc0006d2ca0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/db.go:998 +0x12f
created by github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.Open
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/db.go:284 +0xa7f

goroutine 113 [select]:
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.(*levelsController).runWorker(0xc00014c310, 0xc0006d2180)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/levels.go:348 +0x1fc
created by github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.(*levelsController).startCompact
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/levels.go:329 +0x89

goroutine 178 [select]:
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.(*levelsController).runWorker(0xc00014c310, 0xc0006d2180)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/levels.go:348 +0x1fc
created by github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.(*levelsController).startCompact
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/levels.go:329 +0x89

goroutine 179 [chan receive, 34 minutes]:
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.(*DB).flushMemtable(0xc0000aaa80, 0xc0006d21c0, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/db.go:912 +0xb3
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.Open.func4(0xc0000da078)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/db.go:298 +0x37
created by github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.Open
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/db.go:297 +0x14be

goroutine 181 [select, 33 minutes]:
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.(*DB).doWrites(0xc0000aaa80, 0xc00b60f700)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/db.go:705 +0x3f8
created by github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.Open
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/db.go:332 +0xfc6

goroutine 182 [chan receive, 34 minutes]:
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.(*valueLog).waitOnGC(0xc0000aabe8, 0xc00b60f720)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/value.go:1337 +0x67
created by github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.Open
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/db.go:335 +0x108e

goroutine 183 [select, 34 minutes]:
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.(*publisher).listenForUpdates(0xc0006d2c00, 0xc00b60f740)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/publisher.go:65 +0x158
created by github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.Open
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/db.go:338 +0x1156

goroutine 184 [select, 34 minutes]:
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/y.(*WaterMark).process(0xc00009c780, 0xc00b60fc20)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/y/watermark.go:207 +0x2d1
created by github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/y.(*WaterMark).Init
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/y/watermark.go:74 +0xc9

goroutine 185 [select, 34 minutes]:
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/y.(*WaterMark).process(0xc00009c7c0, 0xc00b60fc20)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/y/watermark.go:207 +0x2d1
created by github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/y.(*WaterMark).Init
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/y/watermark.go:74 +0xc9

goroutine 186 [select]:
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.(*DB).updateSize(0xc0000ab180, 0xc00b60fd40)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/db.go:998 +0x12f
created by github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.Open
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/db.go:284 +0xa7f

goroutine 211 [select]:
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.(*levelsController).runWorker(0xc00015e000, 0xc0000c8420)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/levels.go:348 +0x1fc
created by github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.(*levelsController).startCompact
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/levels.go:329 +0x89

goroutine 290 [select, 34 minutes]:
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*ccBalancerWrapper).watcher(0xc02d7021c0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/balancer_conn_wrappers.go:115 +0x110
created by github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.newCCBalancerWrapper
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/balancer_conn_wrappers.go:106 +0x14f

goroutine 212 [select]:
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.(*levelsController).runWorker(0xc00015e000, 0xc0000c8420)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/levels.go:348 +0x1fc
created by github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.(*levelsController).startCompact
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/levels.go:329 +0x89

goroutine 213 [chan receive, 34 minutes]:
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.(*DB).flushMemtable(0xc0000ab180, 0xc0000c8460, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/db.go:912 +0xb3
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.Open.func4(0xc0002b81f8)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/db.go:298 +0x37
created by github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.Open
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/db.go:297 +0x14be

goroutine 215 [select, 34 minutes]:
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.(*DB).doWrites(0xc0000ab180, 0xc02d683b80)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/db.go:705 +0x3f8
created by github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.Open
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/db.go:332 +0xfc6

goroutine 216 [chan receive, 34 minutes]:
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.(*valueLog).waitOnGC(0xc0000ab2e8, 0xc02d683ba0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/value.go:1337 +0x67
created by github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.Open
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/db.go:335 +0x108e

goroutine 217 [select, 34 minutes]:
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.(*publisher).listenForUpdates(0xc00b60fc60, 0xc02d683bc0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/publisher.go:65 +0x158
created by github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger.Open
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/db.go:338 +0x1156

goroutine 219 [select, 1 minutes]:
github.com/dgraph-io/dgraph/edgraph.(*ServerState).runVlogGC(0x21e9c80, 0xc0000ab180)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/edgraph/server.go:109 +0xfa
created by github.com/dgraph-io/dgraph/edgraph.(*ServerState).initStorage
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/edgraph/server.go:185 +0x64e

goroutine 220 [select]:
github.com/dgraph-io/dgraph/edgraph.(*ServerState).runVlogGC(0x21e9c80, 0xc0000aaa80)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/edgraph/server.go:109 +0xfa
created by github.com/dgraph-io/dgraph/edgraph.(*ServerState).initStorage
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/edgraph/server.go:186 +0x67c

goroutine 221 [chan receive]:
github.com/dgraph-io/dgraph/edgraph.(*ServerState).fillTimestampRequests(0x21e9c80)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/edgraph/server.go:216 +0x3bc
created by github.com/dgraph-io/dgraph/edgraph.InitServerState
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/edgraph/server.go:91 +0xf7

goroutine 222 [select]:
github.com/dgraph-io/dgraph/posting.updateMemoryMetrics(0xc02d683c20)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/posting/lists.go:123 +0x183
created by github.com/dgraph-io/dgraph/posting.Init
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/posting/lists.go:157 +0xd1

goroutine 224 [chan receive, 34 minutes]:
github.com/dgraph-io/dgraph/dgraph/cmd/alpha.run.func4(0xc0002af4a0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/dgraph/cmd/alpha/run.go:542 +0x4d
created by github.com/dgraph-io/dgraph/dgraph/cmd/alpha.run
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/dgraph/cmd/alpha/run.go:540 +0xca8

goroutine 258 [IO wait, 34 minutes]:
internal/poll.runtime_pollWait(0x7ff8b8416f18, 0x72, 0x0)
	/usr/local/go/src/runtime/netpoll.go:182 +0x56
internal/poll.(*pollDesc).wait(0xc000046018, 0x72, 0x0, 0x0, 0x16daca8)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x9b
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Accept(0xc000046000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:384 +0x1ba
net.(*netFD).accept(0xc000046000, 0xc0000da101, 0x0, 0x0)
	/usr/local/go/src/net/fd_unix.go:238 +0x42
net.(*TCPListener).accept(0xc0002b8168, 0xc00b678e00, 0xc00b678e08, 0x18)
	/usr/local/go/src/net/tcpsock_posix.go:139 +0x32
net.(*TCPListener).Accept(0xc0002b8168, 0x1736de0, 0xc000621e00, 0x18bb680, 0xc0000da140)
	/usr/local/go/src/net/tcpsock.go:260 +0x48
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).Serve(0xc000621e00, 0x18a9a80, 0xc0002b8168, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:561 +0x1e9
github.com/dgraph-io/dgraph/worker.RunServer(0x98b201)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/worker.go:85 +0x318
created by github.com/dgraph-io/dgraph/dgraph/cmd/alpha.setupServer
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/dgraph/cmd/alpha/run.go:356 +0x52

goroutine 259 [IO wait, 34 minutes]:
internal/poll.runtime_pollWait(0x7ff8b8416fe8, 0x72, 0x0)
	/usr/local/go/src/runtime/netpoll.go:182 +0x56
internal/poll.(*pollDesc).wait(0xc000342098, 0x72, 0x0, 0x0, 0x16daca8)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x9b
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Accept(0xc000342080, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:384 +0x1ba
net.(*netFD).accept(0xc000342080, 0xc00b6a0101, 0x0, 0x0)
	/usr/local/go/src/net/fd_unix.go:238 +0x42
net.(*TCPListener).accept(0xc000010168, 0xc03114fe10, 0xc03114fe18, 0x18)
	/usr/local/go/src/net/tcpsock_posix.go:139 +0x32
net.(*TCPListener).Accept(0xc000010168, 0x1736de0, 0xc0006aaf00, 0x18bb680, 0xc00b6a0150)
	/usr/local/go/src/net/tcpsock.go:260 +0x48
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).Serve(0xc0006aaf00, 0x18a9a80, 0xc000010168, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:561 +0x1e9
github.com/dgraph-io/dgraph/dgraph/cmd/alpha.serveGRPC(0x18a9a80, 0xc000010168, 0x0, 0xc02d68ee70)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/dgraph/cmd/alpha/run.go:327 +0x290
created by github.com/dgraph-io/dgraph/dgraph/cmd/alpha.setupServer
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/dgraph/cmd/alpha/run.go:403 +0x65f

goroutine 260 [IO wait, 34 minutes]:
internal/poll.runtime_pollWait(0x7ff8b84170b8, 0x72, 0x0)
	/usr/local/go/src/runtime/netpoll.go:182 +0x56
internal/poll.(*pollDesc).wait(0xc000342018, 0x72, 0x0, 0x0, 0x16daca8)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x9b
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Accept(0xc000342000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:384 +0x1ba
net.(*netFD).accept(0xc000342000, 0xc000048000, 0xc0002bce00, 0x7ff8bc66f008)
	/usr/local/go/src/net/fd_unix.go:238 +0x42
net.(*TCPListener).accept(0xc000010160, 0xc000084e28, 0x98baa8, 0x30)
	/usr/local/go/src/net/tcpsock_posix.go:139 +0x32
net.(*TCPListener).Accept(0xc000010160, 0x1639260, 0xc000156630, 0x1574ac0, 0x212f1d0)
	/usr/local/go/src/net/tcpsock.go:260 +0x48
net/http.(*Server).Serve(0xc0002c4750, 0x18a9a80, 0xc000010160, 0x0, 0x0)
	/usr/local/go/src/net/http/server.go:2859 +0x22d
github.com/dgraph-io/dgraph/dgraph/cmd/alpha.serveHTTP(0x18a9a80, 0xc000010160, 0x0, 0xc02d68ee70)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/dgraph/cmd/alpha/run.go:345 +0x2d0
created by github.com/dgraph-io/dgraph/dgraph/cmd/alpha.setupServer
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/dgraph/cmd/alpha/run.go:404 +0x6a2

goroutine 261 [chan receive, 34 minutes]:
github.com/dgraph-io/dgraph/dgraph/cmd/alpha.setupServer.func1(0xc02d68ee70, 0x18a9a80, 0xc000010168, 0x18a9a80, 0xc000010160)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/dgraph/cmd/alpha/run.go:408 +0x60
created by github.com/dgraph-io/dgraph/dgraph/cmd/alpha.setupServer
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/dgraph/cmd/alpha/run.go:406 +0x6ef

goroutine 291 [select]:
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*recvBufferReader).readClient(0xc02d69c140, 0xc02d69a250, 0x5, 0x5, 0x1000000009be53d, 0xc02d6943b8, 0x8)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/transport.go:158 +0xe5
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*recvBufferReader).Read(0xc02d69c140, 0xc02d69a250, 0x5, 0x5, 0xd599b0, 0xc02d6f0200, 0xc02d71f990)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/transport.go:138 +0x127
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*transportReader).Read(0xc0006be6c0, 0xc02d69a250, 0x5, 0x5, 0xc02d71fa4c, 0xc02d71f9b8, 0xd7806c)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/transport.go:435 +0x55
io.ReadAtLeast(0x1888ca0, 0xc0006be6c0, 0xc02d69a250, 0x5, 0x5, 0x5, 0xc1d8de8400, 0xc0004a17a0, 0xc02d694360)
	/usr/local/go/src/io/io.go:310 +0x88
io.ReadFull(...)
	/usr/local/go/src/io/io.go:329
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*Stream).Read(0xc000488100, 0xc02d69a250, 0x5, 0x5, 0x3018cbdb, 0xc02d71fa80, 0x988e1f)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/transport.go:419 +0xc8
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*parser).recvMsg(0xc02d69a240, 0x100000000, 0x1, 0xc02d71fb10, 0x981d76, 0xc02d6961d0, 0xc23e2ba7d0, 0x7ff8bc671801)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/rpc_util.go:508 +0x63
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.recvAndDecompress(0xc02d69a240, 0xc000488100, 0x0, 0x0, 0x100000000, 0xc02d71fcd0, 0x0, 0x0, 0x9ccaf8, 0x1dd6b085b354, ...)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/rpc_util.go:639 +0x4d
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.recv(0xc02d69a240, 0x7ff8b84211c8, 0x2207930, 0xc000488100, 0x0, 0x0, 0x1673fa0, 0xc1d8de8440, 0x100000000, 0xc02d71fcd0, ...)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/rpc_util.go:684 +0x9b
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*csAttempt).recvMsg(0xc02d716180, 0x1673fa0, 0xc1d8de8440, 0xc02d71fcd0, 0x0, 0xc1d8de8440)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/stream.go:870 +0xed
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*clientStream).RecvMsg.func1(0xc02d716180, 0x0, 0x203076)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/stream.go:721 +0x46
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*clientStream).withRetry(0xc0003ee7e0, 0xc02d71fe18, 0xc02d71fe08, 0x0, 0x20)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/stream.go:573 +0x29f
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*clientStream).RecvMsg(0xc0003ee7e0, 0x1673fa0, 0xc1d8de8440, 0x5d235cdd, 0x3018d883)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/stream.go:720 +0x100
github.com/dgraph-io/dgraph/protos/pb.(*raftHeartbeatClient).Recv(0xc02d6d4c00, 0x1ddc0961228, 0x21ea040, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/protos/pb/pb.pb.go:4265 +0x62
github.com/dgraph-io/dgraph/conn.(*Pool).listenToHeartbeat(0xc00b6b0280, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/conn/pool.go:212 +0x1c4
github.com/dgraph-io/dgraph/conn.(*Pool).MonitorHealth(0xc00b6b0280)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/conn/pool.go:233 +0xc5
created by github.com/dgraph-io/dgraph/conn.newPool
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/conn/pool.go:166 +0x3ba

goroutine 136 [chan receive, 34 minutes]:
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*addrConn).resetTransport(0xc0002f8000)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/clientconn.go:1040 +0x5a1
created by github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*addrConn).connect
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/clientconn.go:700 +0xb6

goroutine 275 [IO wait]:
internal/poll.runtime_pollWait(0x7ff8b8416e48, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:182 +0x56
internal/poll.(*pollDesc).wait(0xc02d726198, 0x72, 0x8000, 0x8000, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x9b
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc02d726180, 0xc02d74a000, 0x8000, 0x8000, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x19b
net.(*netFD).Read(0xc02d726180, 0xc02d74a000, 0x8000, 0x8000, 0x0, 0x800010601, 0x0)
	/usr/local/go/src/net/fd_unix.go:202 +0x4f
net.(*conn).Read(0xc00b6a0028, 0xc02d74a000, 0x8000, 0x8000, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/net.go:177 +0x69
bufio.(*Reader).Read(0xc0004a4fc0, 0xc000432038, 0x9, 0x9, 0xc04b5ae000, 0x7ff8bc685290, 0x0)
	/usr/local/go/src/bufio/bufio.go:223 +0x23e
io.ReadAtLeast(0x1887a00, 0xc0004a4fc0, 0xc000432038, 0x9, 0x9, 0x9, 0xd4a435, 0xc23d68160c, 0xc0002e4e38)
	/usr/local/go/src/io/io.go:310 +0x88
io.ReadFull(...)
	/usr/local/go/src/io/io.go:329
github.com/dgraph-io/dgraph/vendor/golang.org/x/net/http2.readFrameHeader(0xc000432038, 0x9, 0x9, 0x1887a00, 0xc0004a4fc0, 0x0, 0xc000000000, 0x1ddc095f586, 0x21ea040)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/golang.org/x/net/http2/frame.go:237 +0x88
github.com/dgraph-io/dgraph/vendor/golang.org/x/net/http2.(*Framer).ReadFrame(0xc000432000, 0xc23d681600, 0xc23d681600, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/golang.org/x/net/http2/frame.go:492 +0xa1
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*http2Client).reader(0xc0001e8380)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/http2_client.go:1236 +0x168
created by github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.newHTTP2Client
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/http2_client.go:286 +0xd15

goroutine 140 [select, 34 minutes]:
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/y.(*WaterMark).process(0xc00037a7b8, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/y/watermark.go:207 +0x2d1
created by github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/y.(*WaterMark).Init
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/badger/y/watermark.go:74 +0xc9

goroutine 276 [select]:
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*controlBuffer).get(0xc0006de5c0, 0x1, 0x0, 0x0, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/controlbuf.go:317 +0x104
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*loopyWriter).run(0xc0004a5080, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/controlbuf.go:435 +0x1b6
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.newHTTP2Client.func3(0xc0001e8380)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/http2_client.go:330 +0x7b
created by github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.newHTTP2Client
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/http2_client.go:328 +0xeb2

goroutine 277 [select, 34 minutes]:
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.newClientStream.func5(0xc0000f62c0, 0xc0003ee7e0, 0x18af300, 0xc0004a17a0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/stream.go:320 +0xd7
created by github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.newClientStream
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/stream.go:319 +0x8e2

goroutine 278 [select, 34 minutes]:
github.com/dgraph-io/dgraph/conn.(*Pool).listenToHeartbeat.func1(0x18af240, 0xc02d702300, 0xc00b6b0280, 0xc02d696180)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/conn/pool.go:203 +0xc8
created by github.com/dgraph-io/dgraph/conn.(*Pool).listenToHeartbeat
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/conn/pool.go:202 +0x1a5

goroutine 280 [select]:
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*recvBufferReader).readClient(0xc02d69c690, 0xc02d69a4d0, 0x5, 0x5, 0x9be53d, 0xc02d6da718, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/transport.go:158 +0xe5
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*recvBufferReader).Read(0xc02d69c690, 0xc02d69a4d0, 0x5, 0x5, 0xd599b0, 0xc02d6f02a0, 0xc031151978)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/transport.go:138 +0x127
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*transportReader).Read(0xc0006bea80, 0xc02d69a4d0, 0x5, 0x5, 0xc031151a34, 0xc0311519a0, 0xd7806c)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/transport.go:435 +0x55
io.ReadAtLeast(0x1888ca0, 0xc0006bea80, 0xc02d69a4d0, 0x5, 0x5, 0x5, 0xc126875b80, 0xc0006be900, 0xc02d6da780)
	/usr/local/go/src/io/io.go:310 +0x88
io.ReadFull(...)
	/usr/local/go/src/io/io.go:329
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*Stream).Read(0xc000488200, 0xc02d69a4d0, 0x5, 0x5, 0x2a29aba5, 0xc031151a68, 0x988e1f)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/transport.go:419 +0xc8
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*parser).recvMsg(0xc02d69a4c0, 0x100000000, 0x1, 0xc031151af8, 0x981d76, 0xc02d6d4cb0, 0xc2400940d0, 0x7ff8bc672601)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/rpc_util.go:508 +0x63
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.recvAndDecompress(0xc02d69a4c0, 0xc000488200, 0x0, 0x0, 0x100000000, 0xc031151cb8, 0x0, 0x0, 0x9ccaf8, 0x1dd6aa969562, ...)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/rpc_util.go:639 +0x4d
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.recv(0xc02d69a4c0, 0x7ff8b84211c8, 0x2207930, 0xc000488200, 0x0, 0x0, 0x1696e00, 0xc23eb7ac80, 0x100000000, 0xc031151cb8, ...)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/rpc_util.go:684 +0x9b
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*csAttempt).recvMsg(0xc02d764100, 0x1696e00, 0xc23eb7ac80, 0xc031151cb8, 0xc031151d10, 0xc23eb7ac80)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/stream.go:870 +0xed
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*clientStream).RecvMsg.func1(0xc02d764100, 0x984bec, 0x20308f)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/stream.go:721 +0x46
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*clientStream).withRetry(0xc00033ed80, 0xc031151e00, 0xc031151df0, 0x1, 0x60)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/stream.go:573 +0x29f
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*clientStream).RecvMsg(0xc00033ed80, 0x1696e00, 0xc23eb7ac80, 0xc031151edc, 0x2)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/stream.go:720 +0x100
github.com/dgraph-io/dgraph/protos/pb.(*zeroStreamMembershipClient).Recv(0xc02d6d4d00, 0xc031151ed8, 0x2, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/protos/pb/pb.pb.go:4531 +0x62
github.com/dgraph-io/dgraph/worker.(*groupi).receiveMembershipUpdates.func1(0xc00b6b0280, 0x18b8380, 0xc02d6d4d00, 0x18af240, 0xc0006de8c0, 0xc02d6d4c60, 0xc0004a5680)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/groups.go:743 +0xf9
created by github.com/dgraph-io/dgraph/worker.(*groupi).receiveMembershipUpdates
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/groups.go:739 +0x63e

goroutine 318 [select]:
github.com/dgraph-io/dgraph/vendor/go.etcd.io/etcd/raft.(*node).run(0xc02d7a2360, 0xc02d766140)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/go.etcd.io/etcd/raft/node.go:342 +0x4c2
created by github.com/dgraph-io/dgraph/vendor/go.etcd.io/etcd/raft.RestartNode
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/go.etcd.io/etcd/raft/node.go:246 +0x31c

goroutine 319 [select, 4 minutes]:
github.com/dgraph-io/dgraph/worker.(*node).processRollups(0xc02d7a2240)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/draft.go:397 +0x18a
created by github.com/dgraph-io/dgraph/worker.(*node).InitAndStartNode
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/draft.go:1400 +0x49e

goroutine 320 [select, 4 minutes]:
github.com/dgraph-io/dgraph/worker.(*node).processApplyCh(0xc02d7a2240)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/draft.go:482 +0x1e9
created by github.com/dgraph-io/dgraph/worker.(*node).InitAndStartNode
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/draft.go:1401 +0x4c3

goroutine 321 [chan receive, 34 minutes]:
github.com/dgraph-io/dgraph/conn.(*Node).BatchAndSendMessages(0xc00037a700)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/conn/node.go:345 +0x5bf
created by github.com/dgraph-io/dgraph/worker.(*node).InitAndStartNode
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/draft.go:1402 +0x4eb

goroutine 322 [select]:
github.com/dgraph-io/dgraph/worker.(*node).Run(0xc02d7a2240)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/draft.go:746 +0xcf4
created by github.com/dgraph-io/dgraph/worker.(*node).InitAndStartNode
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/draft.go:1403 +0x510

goroutine 323 [select]:
github.com/dgraph-io/dgraph/worker.(*groupi).sendMembershipUpdates(0xc000146080)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/groups.go:682 +0x1ab
created by github.com/dgraph-io/dgraph/worker.StartRaftNodes
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/groups.go:144 +0x79e

goroutine 324 [select]:
github.com/dgraph-io/dgraph/worker.(*groupi).receiveMembershipUpdates(0xc000146080)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/groups.go:770 +0x1d2
created by github.com/dgraph-io/dgraph/worker.StartRaftNodes
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/groups.go:145 +0x7c2

goroutine 325 [select]:
github.com/dgraph-io/dgraph/worker.(*groupi).processOracleDeltaStream.func1()
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/groups.go:863 +0x90d
github.com/dgraph-io/dgraph/worker.(*groupi).processOracleDeltaStream(0xc000146080)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/groups.go:951 +0x193
created by github.com/dgraph-io/dgraph/worker.StartRaftNodes
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/groups.go:146 +0x7e6

goroutine 279 [select, 34 minutes]:
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.newClientStream.func5(0xc0000f62c0, 0xc00033ed80, 0x18af300, 0xc0006be900)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/stream.go:320 +0xd7
created by github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.newClientStream
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/stream.go:319 +0x8e2

goroutine 195 [select]:
github.com/dgraph-io/dgraph/worker.(*node).checkpointAndClose(0xc02d7a2240, 0xc02d794180)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/draft.go:673 +0x105
created by github.com/dgraph-io/dgraph/worker.(*node).Run
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/draft.go:734 +0xf2

goroutine 246 [select]:
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*controlBuffer).get(0xc0002d3080, 0x1, 0x0, 0x0, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/controlbuf.go:317 +0x104
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*loopyWriter).run(0xc0004a5a40, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/controlbuf.go:435 +0x1b6
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.newHTTP2Server.func2(0xc00067f800)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/http2_server.go:276 +0xcb
created by github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.newHTTP2Server
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/http2_server.go:273 +0xfba

goroutine 284 [select, 34 minutes]:
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*http2Server).keepalive(0xc0006ab500)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/http2_server.go:935 +0x1ed
created by github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.newHTTP2Server
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/http2_server.go:282 +0xfdf

goroutine 160 [select, 34 minutes]:
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*recvBufferReader).readClient(0xc02ec0e500, 0xc02dedc510, 0x5, 0x5, 0x0, 0x7ff8bc6711f0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/transport.go:158 +0xe5
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*recvBufferReader).Read(0xc02ec0e500, 0xc02dedc510, 0x5, 0x5, 0xd599b0, 0xc02dede3e0, 0xc02d70d9e8)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/transport.go:138 +0x127
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*transportReader).Read(0xc02ec10840, 0xc02dedc510, 0x5, 0x5, 0xc02d6cd180, 0xc02d70da10, 0xd7806c)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/transport.go:435 +0x55
io.ReadAtLeast(0x1888ca0, 0xc02ec10840, 0xc02dedc510, 0x5, 0x5, 0x5, 0xc0006b97c0, 0x1466518, 0x1596d20)
	/usr/local/go/src/io/io.go:310 +0x88
io.ReadFull(...)
	/usr/local/go/src/io/io.go:329
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*Stream).Read(0xc02eeb8000, 0xc02dedc510, 0x5, 0x5, 0xc02d6cd180, 0xc02d70dad8, 0x2)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/transport.go:419 +0xc8
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*parser).recvMsg(0xc02dedc500, 0x100000000, 0x1, 0xc02d70db68, 0x981d76, 0xc02d698140, 0xc02ed69060, 0x7ff8bc671101)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/rpc_util.go:508 +0x63
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.recvAndDecompress(0xc02dedc500, 0xc02eeb8000, 0x0, 0x0, 0x100000000, 0xc02d70dd28, 0x0, 0x0, 0x9ccaf8, 0x1bfa4b87a32c, ...)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/rpc_util.go:639 +0x4d
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.recv(0xc02dedc500, 0x7ff8b84211c8, 0x2207930, 0xc02eeb8000, 0x0, 0x0, 0x1681860, 0xc02d78d6d0, 0x100000000, 0xc02d70dd28, ...)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/rpc_util.go:684 +0x9b
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*csAttempt).recvMsg(0xc02ee48100, 0x1681860, 0xc02d78d6d0, 0xc02d70dd28, 0xc02d70dd80, 0xc02d78d6d0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/stream.go:870 +0xed
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*clientStream).RecvMsg.func1(0xc02ee48100, 0x984bec, 0x20300b)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/stream.go:721 +0x46
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*clientStream).withRetry(0xc02ec127e0, 0xc02d70de70, 0xc02d70de60, 0x1, 0x30)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/stream.go:573 +0x29f
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*clientStream).RecvMsg(0xc02ec127e0, 0x1681860, 0xc02d78d6d0, 0xc02d70df3c, 0x2)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/stream.go:720 +0x100
github.com/dgraph-io/dgraph/protos/pb.(*zeroOracleClient).Recv(0xc02d698190, 0xc02d70df38, 0x2, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/protos/pb/pb.pb.go:4563 +0x62
github.com/dgraph-io/dgraph/worker.(*groupi).processOracleDeltaStream.func1.1(0x18b82c0, 0xc02d698190, 0xc0000a1b60, 0x18af240, 0xc00009c8c0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/groups.go:846 +0xbb
created by github.com/dgraph-io/dgraph/worker.(*groupi).processOracleDeltaStream.func1
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/worker/groups.go:835 +0x36b

goroutine 247 [select, 34 minutes]:
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*http2Server).keepalive(0xc00067f800)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/http2_server.go:935 +0x1ed
created by github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.newHTTP2Server
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/http2_server.go:282 +0xfdf

goroutine 10286 [select]:
github.com/dgraph-io/dgraph/conn.(*RaftServer).Heartbeat(0x21e9460, 0xc0006b9140, 0x18b8260, 0xc02ed68f30, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/conn/raft_server.go:281 +0x18e
github.com/dgraph-io/dgraph/protos/pb._Raft_Heartbeat_Handler(0x15f9f40, 0x21e9460, 0x18b67c0, 0xc02d6c00c0, 0x2207930, 0xc02d796200)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/protos/pb/pb.pb.go:4357 +0x109
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).processStreamingRPC(0xc000621e00, 0x18bc940, 0xc00067f800, 0xc02d796200, 0xc0003f6270, 0x213f8a0, 0x0, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:1176 +0xacd
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).handleStream(0xc000621e00, 0x18bc940, 0xc00067f800, 0xc02d796200, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:1256 +0xd3f
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).serveStreams.func1.1(0xc02ed62f70, 0xc000621e00, 0x18bc940, 0xc00067f800, 0xc02d796200)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:691 +0x9f
created by github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).serveStreams.func1
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:689 +0xa1

goroutine 285 [IO wait]:
internal/poll.runtime_pollWait(0x7ff8b8416ca8, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:182 +0x56
internal/poll.(*pollDesc).wait(0xc02d764a98, 0x72, 0x8000, 0x8000, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x9b
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc02d764a80, 0xc02efe6000, 0x8000, 0x8000, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x19b
net.(*netFD).Read(0xc02d764a80, 0xc02efe6000, 0x8000, 0x8000, 0x0, 0x800010601, 0x0)
	/usr/local/go/src/net/fd_unix.go:202 +0x4f
net.(*conn).Read(0xc00b6a0150, 0xc02efe6000, 0x8000, 0x8000, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/net.go:177 +0x69
bufio.(*Reader).Read(0xc02eea8420, 0xc0004323b8, 0x9, 0x9, 0xc11b158380, 0x7ff8bc6711f0, 0x0)
	/usr/local/go/src/bufio/bufio.go:223 +0x23e
io.ReadAtLeast(0x1887a00, 0xc02eea8420, 0xc0004323b8, 0x9, 0x9, 0x9, 0xbf40f5166ce97a04, 0x1dccefb8bd1, 0x21ea040)
	/usr/local/go/src/io/io.go:310 +0x88
io.ReadFull(...)
	/usr/local/go/src/io/io.go:329
github.com/dgraph-io/dgraph/vendor/golang.org/x/net/http2.readFrameHeader(0xc0004323b8, 0x9, 0x9, 0x1887a00, 0xc02eea8420, 0x0, 0x0, 0xc02d69df40, 0x7070e0910100402)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/golang.org/x/net/http2/frame.go:237 +0x88
github.com/dgraph-io/dgraph/vendor/golang.org/x/net/http2.(*Framer).ReadFrame(0xc000432380, 0xc29897f1a0, 0xc29897f1a0, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/golang.org/x/net/http2/frame.go:492 +0xa1
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*http2Server).HandleStreams(0xc0006ab500, 0xc0006bfa10, 0x1736e38)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/http2_server.go:431 +0x7c
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).serveStreams(0xc0006aaf00, 0x18bc940, 0xc0006ab500)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:687 +0xdd
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).handleRawConn.func1(0xc0006aaf00, 0x18bc940, 0xc0006ab500)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:649 +0x43
created by github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).handleRawConn
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:648 +0x580

goroutine 283 [select]:
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*controlBuffer).get(0xc0006df500, 0x1, 0x0, 0x0, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/controlbuf.go:317 +0x104
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*loopyWriter).run(0xc02efde1e0, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/controlbuf.go:435 +0x1b6
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.newHTTP2Server.func2(0xc0006ab500)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/http2_server.go:276 +0xcb
created by github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.newHTTP2Server
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/http2_server.go:273 +0xfba

goroutine 248 [IO wait]:
internal/poll.runtime_pollWait(0x7ff8b8416d78, 0x72, 0xffffffffffffffff)
	/usr/local/go/src/runtime/netpoll.go:182 +0x56
internal/poll.(*pollDesc).wait(0xc000146b18, 0x72, 0x8000, 0x8000, 0xffffffffffffffff)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x9b
internal/poll.(*pollDesc).waitRead(...)
	/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc000146b00, 0xc02ee20000, 0x8000, 0x8000, 0x0, 0x0, 0x0)
	/usr/local/go/src/internal/poll/fd_unix.go:169 +0x19b
net.(*netFD).Read(0xc000146b00, 0xc02ee20000, 0x8000, 0x8000, 0x0, 0x8, 0x0)
	/usr/local/go/src/net/fd_unix.go:202 +0x4f
net.(*conn).Read(0xc0000da140, 0xc02ee20000, 0x8000, 0x8000, 0x0, 0x0, 0x0)
	/usr/local/go/src/net/net.go:177 +0x69
bufio.(*Reader).Read(0xc00b658840, 0xc02ee1e118, 0x9, 0x9, 0x18, 0x18, 0xc23e781660)
	/usr/local/go/src/bufio/bufio.go:223 +0x23e
io.ReadAtLeast(0x1887a00, 0xc00b658840, 0xc02ee1e118, 0x9, 0x9, 0x9, 0x20, 0x15db4a0, 0x9ccaf8)
	/usr/local/go/src/io/io.go:310 +0x88
io.ReadFull(...)
	/usr/local/go/src/io/io.go:329
github.com/dgraph-io/dgraph/vendor/golang.org/x/net/http2.readFrameHeader(0xc02ee1e118, 0x9, 0x9, 0x1887a00, 0xc00b658840, 0x0, 0x0, 0xbf40f51767568c54, 0x1ddb7d3c617)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/golang.org/x/net/http2/frame.go:237 +0x88
github.com/dgraph-io/dgraph/vendor/golang.org/x/net/http2.(*Framer).ReadFrame(0xc02ee1e0e0, 0xc23dccdee0, 0xc23dccdee0, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/golang.org/x/net/http2/frame.go:492 +0xa1
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport.(*http2Server).HandleStreams(0xc00067f800, 0xc02ee187e0, 0x1736e38)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/internal/transport/http2_server.go:431 +0x7c
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).serveStreams(0xc000621e00, 0x18bc940, 0xc00067f800)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:687 +0xdd
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).handleRawConn.func1(0xc000621e00, 0x18bc940, 0xc00067f800)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:649 +0x43
created by github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).handleRawConn
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:648 +0x580

goroutine 159 [select, 34 minutes]:
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.newClientStream.func5(0xc0000f62c0, 0xc02ec127e0, 0x18af300, 0xc02ec106c0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/stream.go:320 +0xd7
created by github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.newClientStream
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/stream.go:319 +0x8e2

goroutine 54895 [runnable]:
github.com/dgraph-io/dgraph/algo.IndexOf(0xc3030c3f00, 0x184f9a, 0xffffffffffffffff)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/algo/uidlist.go:405 +0xbd
github.com/dgraph-io/dgraph/query.(*SubGraph).formResult(0xc0f7ea4300, 0xc3030c3f00, 0xc25ceeaec0, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/groupby.go:221 +0x130
github.com/dgraph-io/dgraph/query.(*SubGraph).processGroupBy(0xc0f7ea4300, 0xc11264ad20, 0xc255092a20, 0x1, 0x2, 0x7ff6882ff0c0, 0xc02d7252e8)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/groupby.go:375 +0x78
github.com/dgraph-io/dgraph/query.(*SubGraph).valueVarAggregation(0xc0f7ea4300, 0xc11264ad20, 0xc255092a20, 0x1, 0x2, 0xc0f7ea4000, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/query.go:1300 +0xe28
github.com/dgraph-io/dgraph/query.(*SubGraph).populatePostAggregation(0xc0f7ea4300, 0xc11264ad20, 0xc255092a20, 0x2, 0x2, 0xc0f7ea4000, 0x0, 0x1)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/query.go:1400 +0x19d
github.com/dgraph-io/dgraph/query.(*SubGraph).populatePostAggregation(0xc0f7ea4000, 0xc11264ad20, 0xc318e7c6a8, 0x1, 0x1, 0x0, 0x0, 0x1)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/query.go:1394 +0xc9
github.com/dgraph-io/dgraph/query.(*Request).ProcessQuery(0xc02d725a08, 0x18af300, 0xc1ff38b200, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/query.go:2736 +0xdfa
github.com/dgraph-io/dgraph/query.(*Request).Process(0xc02d725a08, 0x18af300, 0xc1ff38b200, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/query.go:2766 +0x6c
github.com/dgraph-io/dgraph/edgraph.(*Server).doQuery(0x2207930, 0x18af300, 0xc1ff38b200, 0xc0d09c6e10, 0xc0b8cd1e00, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/edgraph/server.go:787 +0x823
github.com/dgraph-io/dgraph/edgraph.(*Server).Query(0x2207930, 0x18af300, 0xc1ff38aea0, 0xc0d09c6e10, 0x2207930, 0xc1ff38aea0, 0xc000af3ba8)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/edgraph/server.go:696 +0x95
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/dgo/protos/api._Dgraph_Query_Handler(0x1644780, 0x2207930, 0x18af300, 0xc1ff38aea0, 0xc0d09c6dc0, 0x0, 0x18af300, 0xc1ff38aea0, 0xc02d79c2c0, 0x152)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/dgo/protos/api/api.pb.go:1951 +0x23e
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).processUnaryRPC(0xc0006aaf00, 0x18bc940, 0xc0006ab500, 0xc1f07c1d00, 0xc0006be300, 0x2143db8, 0x0, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:972 +0x470
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).handleStream(0xc0006aaf00, 0x18bc940, 0xc0006ab500, 0xc1f07c1d00, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:1252 +0xda6
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).serveStreams.func1.1(0xc02d6c32f0, 0xc0006aaf00, 0x18bc940, 0xc0006ab500, 0xc1f07c1d00)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:691 +0x9f
created by github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).serveStreams.func1
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:689 +0xa1

goroutine 56579 [runnable]:
github.com/dgraph-io/dgraph/algo.IndexOf(0xc09ad06280, 0x186166, 0xffffffffffffffff)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/algo/uidlist.go:405 +0xbd
github.com/dgraph-io/dgraph/query.(*SubGraph).formResult(0xc03f519b00, 0xc09ad06280, 0xc25cda1260, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/groupby.go:221 +0x130
github.com/dgraph-io/dgraph/query.(*SubGraph).processGroupBy(0xc03f519b00, 0xc01fca70b0, 0xc27f2c9cc0, 0x1, 0x2, 0x7ff6882ff0c0, 0xc0311532e8)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/groupby.go:375 +0x78
github.com/dgraph-io/dgraph/query.(*SubGraph).valueVarAggregation(0xc03f519b00, 0xc01fca70b0, 0xc27f2c9cc0, 0x1, 0x2, 0xc03f519500, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/query.go:1300 +0xe28
github.com/dgraph-io/dgraph/query.(*SubGraph).populatePostAggregation(0xc03f519b00, 0xc01fca70b0, 0xc27f2c9cc0, 0x2, 0x2, 0xc03f519500, 0x0, 0x1)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/query.go:1400 +0x19d
github.com/dgraph-io/dgraph/query.(*SubGraph).populatePostAggregation(0xc03f519500, 0xc01fca70b0, 0xc2834152a8, 0x1, 0x1, 0x0, 0x0, 0x1)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/query.go:1394 +0xc9
github.com/dgraph-io/dgraph/query.(*Request).ProcessQuery(0xc031153a08, 0x18af300, 0xc02a796240, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/query.go:2736 +0xdfa
github.com/dgraph-io/dgraph/query.(*Request).Process(0xc031153a08, 0x18af300, 0xc02a796240, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/query.go:2766 +0x6c
github.com/dgraph-io/dgraph/edgraph.(*Server).doQuery(0x2207930, 0x18af300, 0xc02a796240, 0xc0da4c6500, 0xc0d89bd860, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/edgraph/server.go:787 +0x823
github.com/dgraph-io/dgraph/edgraph.(*Server).Query(0x2207930, 0x18af300, 0xc02a7960c0, 0xc0da4c6500, 0x2207930, 0xc02a7960c0, 0xc21d8dcba8)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/edgraph/server.go:696 +0x95
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/dgo/protos/api._Dgraph_Query_Handler(0x1644780, 0x2207930, 0x18af300, 0xc02a7960c0, 0xc0da4c64b0, 0x0, 0x18af300, 0xc02a7960c0, 0xc02d79c840, 0x152)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/dgo/protos/api/api.pb.go:1951 +0x23e
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).processUnaryRPC(0xc0006aaf00, 0x18bc940, 0xc0006ab500, 0xc03ed5b900, 0xc0006be300, 0x2143db8, 0x0, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:972 +0x470
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).handleStream(0xc0006aaf00, 0x18bc940, 0xc0006ab500, 0xc03ed5b900, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:1252 +0xda6
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).serveStreams.func1.1(0xc02d6c32f0, 0xc0006aaf00, 0x18bc940, 0xc0006ab500, 0xc03ed5b900)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:691 +0x9f
created by github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).serveStreams.func1
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:689 +0xa1

goroutine 53792 [runnable]:
github.com/dgraph-io/dgraph/algo.IndexOf(0xc2ea9c0a00, 0x172bb1, 0xffffffffffffffff)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/algo/uidlist.go:405 +0xbd
github.com/dgraph-io/dgraph/query.(*SubGraph).formResult(0xc2e7292c00, 0xc2ea9c0a00, 0xc25cfe0a00, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/groupby.go:221 +0x130
github.com/dgraph-io/dgraph/query.(*SubGraph).processGroupBy(0xc2e7292c00, 0xc0b015e810, 0xc31538bb20, 0x1, 0x2, 0x1, 0xc0a5e22d80)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/groupby.go:375 +0x78
github.com/dgraph-io/dgraph/query.(*SubGraph).valueVarAggregation(0xc2e7292c00, 0xc0b015e810, 0xc31538bb20, 0x1, 0x2, 0xc2e7292900, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/query.go:1300 +0xe28
github.com/dgraph-io/dgraph/query.(*SubGraph).populatePostAggregation(0xc2e7292c00, 0xc0b015e810, 0xc31538bb20, 0x2, 0x2, 0xc2e7292900, 0x0, 0x1)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/query.go:1400 +0x19d
github.com/dgraph-io/dgraph/query.(*SubGraph).populatePostAggregation(0xc2e7292900, 0xc0b015e810, 0xc0862b41e0, 0x1, 0x1, 0x0, 0x0, 0x1)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/query.go:1394 +0xc9
github.com/dgraph-io/dgraph/query.(*Request).ProcessQuery(0xc03428ba08, 0x18af300, 0xc0881afc80, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/query.go:2736 +0xdfa
github.com/dgraph-io/dgraph/query.(*Request).Process(0xc03428ba08, 0x18af300, 0xc0881afc80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ...)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/query/query.go:2766 +0x6c
github.com/dgraph-io/dgraph/edgraph.(*Server).doQuery(0x2207930, 0x18af300, 0xc0881afc80, 0xc0a5477630, 0xc0a4ebd980, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/edgraph/server.go:787 +0x823
github.com/dgraph-io/dgraph/edgraph.(*Server).Query(0x2207930, 0x18af300, 0xc0881afaa0, 0xc0a5477630, 0x2207930, 0xc0881afaa0, 0xc000c65ba8)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/edgraph/server.go:696 +0x95
github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/dgo/protos/api._Dgraph_Query_Handler(0x1644780, 0x2207930, 0x18af300, 0xc0881afaa0, 0xc0a54775e0, 0x0, 0x18af300, 0xc0881afaa0, 0xc02ee1c6e0, 0x152)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/github.com/dgraph-io/dgo/protos/api/api.pb.go:1951 +0x23e
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).processUnaryRPC(0xc0006aaf00, 0x18bc940, 0xc0006ab500, 0xc0a2c7e300, 0xc0006be300, 0x2143db8, 0x0, 0x0, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:972 +0x470
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).handleStream(0xc0006aaf00, 0x18bc940, 0xc0006ab500, 0xc0a2c7e300, 0x0)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:1252 +0xda6
github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).serveStreams.func1.1(0xc02d6c32f0, 0xc0006aaf00, 0x18bc940, 0xc0006ab500, 0xc0a2c7e300)
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:691 +0x9f
created by github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc.(*Server).serveStreams.func1
	/home/ibrahim/Projects/go/src/github.com/dgraph-io/dgraph/vendor/google.golang.org/grpc/server.go:689 +0xa1