HDFS rename

Started [cpu] profiling
--- Execution profile ---
Total samples       : 14613
unknown_Java        : 19 (0.13%)
not_walkable_Java   : 12 (0.08%)

Frame buffer usage  : 2.7247%

--- 50800082519 ns (34.52%), 5062 samples
  [ 0] oop_disjoint_arraycopy
  [ 1] org.apache.hadoop.hdfs.server.namenode.INodeWithAdditionalFields.getFeature
  [ 2] org.apache.hadoop.hdfs.server.namenode.INodeWithAdditionalFields.getXAttrFeature
  [ 3] org.apache.hadoop.hdfs.server.namenode.INode.getXAttrFeature
  [ 4] org.apache.hadoop.hdfs.server.namenode.INodeDirectory.getLocalStoragePolicyID
  [ 5] org.apache.hadoop.hdfs.server.namenode.INodeDirectory.getStoragePolicyID
  [ 6] org.apache.hadoop.hdfs.server.namenode.INodeDirectory.getStoragePolicyID
  [ 7] org.apache.hadoop.hdfs.server.namenode.INodeFile.getStoragePolicyID
  [ 8] org.apache.hadoop.hdfs.server.namenode.INode.computeQuotaUsage
  [ 9] org.apache.hadoop.hdfs.server.namenode.FSDirectory.updateCountForDelete
  [10] org.apache.hadoop.hdfs.server.namenode.FSDirRenameOp$RenameOperation.removeSrc4OldRename
  [11] org.apache.hadoop.hdfs.server.namenode.FSDirRenameOp.unprotectedRenameTo
  [12] org.apache.hadoop.hdfs.server.namenode.FSDirRenameOp.renameTo
  [13] org.apache.hadoop.hdfs.server.namenode.FSDirRenameOp.renameToInt
  [14] org.apache.hadoop.hdfs.server.namenode.FSNamesystem.renameTo
  [15] org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.rename
  [16] org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.rename
  [17] org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod
  [18] org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call
  [19] org.apache.hadoop.ipc.RPC$Server.call
  [20] org.apache.hadoop.ipc.Server$RpcCall.run
  [21] org.apache.hadoop.ipc.Server$RpcCall.run
  [22] java.security.AccessController.doPrivileged
  [23] javax.security.auth.Subject.doAs
  [24] org.apache.hadoop.security.UserGroupInformation.doAs
  [25] org.apache.hadoop.ipc.Server$Handler.run

--- 44760959773 ns (30.41%), 4464 samples
  [ 0] oop_arraycopy
  [ 1] java.lang.Number.<init>
  [ 2] java.lang.Integer.<init>
  [ 3] java.lang.Integer.valueOf
  [ 4] org.apache.hadoop.hdfs.server.namenode.SerialNumberMap.get
  [ 5] org.apache.hadoop.hdfs.server.namenode.SerialNumberManager.getString
  [ 6] org.apache.hadoop.hdfs.server.namenode.INodeWithAdditionalFields$PermissionStatusFormat.getGroup
  [ 7] org.apache.hadoop.hdfs.server.namenode.INodeWithAdditionalFields.getGroupName
  [ 8] org.apache.hadoop.hdfs.server.namenode.INode.getGroupName
  [ 9] org.apache.hadoop.hdfs.server.namenode.INodeDirectory.addChild
  [10] org.apache.hadoop.hdfs.server.namenode.INodeDirectory.addChild
  [11] org.apache.hadoop.hdfs.server.namenode.FSDirectory.addLastINode
  [12] org.apache.hadoop.hdfs.server.namenode.FSDirectory.addLastINodeNoQuotaCheck
  [13] org.apache.hadoop.hdfs.server.namenode.FSDirRenameOp$RenameOperation.addSourceToDestination
  [14] org.apache.hadoop.hdfs.server.namenode.FSDirRenameOp.unprotectedRenameTo
  [15] org.apache.hadoop.hdfs.server.namenode.FSDirRenameOp.renameTo
  [16] org.apache.hadoop.hdfs.server.namenode.FSDirRenameOp.renameToInt
  [17] org.apache.hadoop.hdfs.server.namenode.FSNamesystem.renameTo
  [18] org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.rename
  [19] org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.rename
  [20] org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod
  [21] org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call
  [22] org.apache.hadoop.ipc.RPC$Server.call
  [23] org.apache.hadoop.ipc.Server$RpcCall.run
  [24] org.apache.hadoop.ipc.Server$RpcCall.run
  [25] java.security.AccessController.doPrivileged
  [26] javax.security.auth.Subject.doAs
  [27] org.apache.hadoop.security.UserGroupInformation.doAs
  [28] org.apache.hadoop.ipc.Server$Handler.run

--- 3929000728 ns (2.67%), 391 samples
  [ 0] org.apache.hadoop.hdfs.util.ReadOnlyList$Util.binarySearch
  [ 1] org.apache.hadoop.hdfs.server.namenode.INodeDirectory.getChild
  [ 2] org.apache.hadoop.hdfs.server.namenode.INodesInPath.resolve
  [ 3] org.apache.hadoop.hdfs.server.namenode.FSDirectory.resolvePath
  [ 4] org.apache.hadoop.hdfs.server.namenode.FSDirRenameOp.renameToInt
  [ 5] org.apache.hadoop.hdfs.server.namenode.FSNamesystem.renameTo
  [ 6] org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.rename
  [ 7] org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.rename
  [ 8] org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod
  [ 9] org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call
  [10] org.apache.hadoop.ipc.RPC$Server.call
  [11] org.apache.hadoop.ipc.Server$RpcCall.run
  [12] org.apache.hadoop.ipc.Server$RpcCall.run
  [13] java.security.AccessController.doPrivileged
  [14] javax.security.auth.Subject.doAs
  [15] org.apache.hadoop.security.UserGroupInformation.doAs
  [16] org.apache.hadoop.ipc.Server$Handler.run

--- 3561799708 ns (2.42%), 355 samples
  [ 0] _raw_spin_unlock_irqrestore_[k]
  [ 1] try_to_wake_up_[k]
  [ 2] wake_up_q_[k]
  [ 3] futex_wake_[k]
  [ 4] do_futex_[k]
  [ 5] sys_futex_[k]
  [ 6] do_syscall_64_[k]
  [ 7] entry_SYSCALL_64_after_hwframe_[k]
  [ 8] pthread_cond_signal@@GLIBC_2.3.2
  [ 9] sun.misc.Unsafe.unpark
  [10] java.util.concurrent.locks.LockSupport.unpark
  [11] java.util.concurrent.locks.AbstractQueuedSynchronizer.unparkSuccessor
  [12] java.util.concurrent.locks.AbstractQueuedSynchronizer.release
  [13] java.util.concurrent.locks.ReentrantReadWriteLock$WriteLock.unlock
  [14] org.apache.hadoop.hdfs.server.namenode.FSNamesystemLock.writeUnlock
  [15] org.apache.hadoop.hdfs.server.namenode.FSNamesystemLock.writeUnlock
  [16] org.apache.hadoop.hdfs.server.namenode.FSNamesystem.writeUnlock
  [17] org.apache.hadoop.hdfs.server.namenode.FSNamesystem.renameTo
  [18] org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.rename
  [19] org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.rename
  [20] org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod
  [21] org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call
  [22] org.apache.hadoop.ipc.RPC$Server.call
  [23] org.apache.hadoop.ipc.Server$RpcCall.run
  [24] org.apache.hadoop.ipc.Server$RpcCall.run
  [25] java.security.AccessController.doPrivileged
  [26] javax.security.auth.Subject.doAs
  [27] org.apache.hadoop.security.UserGroupInformation.doAs
  [28] org.apache.hadoop.ipc.Server$Handler.run

--- 2367536169 ns (1.61%), 232 samples
  [ 0] _raw_spin_unlock_irqrestore_[k]
  [ 1] __wake_up_common_lock_[k]
  [ 2] __wake_up_sync_key_[k]
  [ 3] sock_def_readable_[k]
  [ 4] tcp_rcv_established_[k]
  [ 5] tcp_v4_do_rcv_[k]
  [ 6] tcp_v4_rcv_[k]
  [ 7] ip_local_deliver_finish_[k]
  [ 8] ip_local_deliver_[k]
  [ 9] ip_rcv_finish_[k]
  [10] ip_rcv_[k]
  [11] __netif_receive_skb_core_[k]
  [12] __netif_receive_skb_[k]
  [13] process_backlog_[k]
  [14] net_rx_action_[k]
  [15] __softirqentry_text_start_[k]
  [16] do_softirq_own_stack_[k]
  [17] do_softirq.part.17_[k]
  [18] __local_bh_enable_ip_[k]
  [19] ip_finish_output2_[k]
  [20] ip_finish_output_[k]
  [21] ip_output_[k]
  [22] ip_local_out_[k]
  [23] ip_queue_xmit_[k]
  [24] __tcp_transmit_skb_[k]
  [25] tcp_write_xmit_[k]
  [26] __tcp_push_pending_frames_[k]
  [27] tcp_push_[k]
  [28] tcp_sendmsg_locked_[k]
  [29] tcp_sendmsg_[k]
  [30] inet_sendmsg_[k]
  [31] sock_sendmsg_[k]
  [32] sock_write_iter_[k]
  [33] new_sync_write_[k]
  [34] __vfs_write_[k]
  [35] vfs_write_[k]
  [36] sys_write_[k]
  [37] do_syscall_64_[k]
  [38] entry_SYSCALL_64_after_hwframe_[k]
  [39] __write
  [40] [unknown]
  [41] sun.nio.ch.FileDispatcherImpl.write0
  [42] sun.nio.ch.SocketDispatcher.write
  [43] sun.nio.ch.IOUtil.writeFromNativeBuffer
  [44] sun.nio.ch.IOUtil.write
  [45] sun.nio.ch.SocketChannelImpl.write
  [46] org.apache.hadoop.ipc.Server.channelWrite
  [47] org.apache.hadoop.ipc.Server.access$1600
  [48] org.apache.hadoop.ipc.Server$Responder.processResponse
  [49] org.apache.hadoop.ipc.Server$Responder.doRespond
  [50] org.apache.hadoop.ipc.Server$Connection.sendResponse
  [51] org.apache.hadoop.ipc.Server$Connection.access$300
  [52] org.apache.hadoop.ipc.Server$RpcCall.doResponse
  [53] org.apache.hadoop.ipc.Server$Call.sendResponse
  [54] org.apache.hadoop.hdfs.server.namenode.FSEditLogAsync$RpcEdit.logSyncNotify
  [55] org.apache.hadoop.hdfs.server.namenode.FSEditLogAsync.run
  [56] java.lang.Thread.run

--- 1141197819 ns (0.78%), 114 samples
  [ 0] java.lang.Number.<init>
  [ 1] java.lang.Integer.<init>
  [ 2] java.lang.Integer.valueOf
  [ 3] org.apache.hadoop.hdfs.server.namenode.SerialNumberMap.get
  [ 4] org.apache.hadoop.hdfs.server.namenode.SerialNumberManager.getString
  [ 5] org.apache.hadoop.hdfs.server.namenode.INodeWithAdditionalFields$PermissionStatusFormat.getGroup
  [ 6] org.apache.hadoop.hdfs.server.namenode.INodeWithAdditionalFields.getGroupName
  [ 7] org.apache.hadoop.hdfs.server.namenode.INode.getGroupName
  [ 8] org.apache.hadoop.hdfs.server.namenode.INodeDirectory.addChild
  [ 9] org.apache.hadoop.hdfs.server.namenode.INodeDirectory.addChild
  [10] org.apache.hadoop.hdfs.server.namenode.FSDirectory.addLastINode
  [11] org.apache.hadoop.hdfs.server.namenode.FSDirectory.addLastINodeNoQuotaCheck
  [12] org.apache.hadoop.hdfs.server.namenode.FSDirRenameOp$RenameOperation.addSourceToDestination
  [13] org.apache.hadoop.hdfs.server.namenode.FSDirRenameOp.unprotectedRenameTo
  [14] org.apache.hadoop.hdfs.server.namenode.FSDirRenameOp.renameTo
  [15] org.apache.hadoop.hdfs.server.namenode.FSDirRenameOp.renameToInt
  [16] org.apache.hadoop.hdfs.server.namenode.FSNamesystem.renameTo
  [17] org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.rename
  [18] org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.rename
  [19] org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod
  [20] org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call
  [21] org.apache.hadoop.ipc.RPC$Server.call
  [22] org.apache.hadoop.ipc.Server$RpcCall.run
  [23] org.apache.hadoop.ipc.Server$RpcCall.run
  [24] java.security.AccessController.doPrivileged
  [25] javax.security.auth.Subject.doAs
  [26] org.apache.hadoop.security.UserGroupInformation.doAs
  [27] org.apache.hadoop.ipc.Server$Handler.run

--- 863343229 ns (0.59%), 86 samples
  [ 0] java.util.HashMap.getNode
  [ 1] java.util.HashMap.containsKey
  [ 2] java.util.HashSet.contains
  [ 3] org.apache.commons.text.translate.LookupTranslator.translate
  [ 4] org.apache.commons.text.translate.AggregateTranslator.translate
  [ 5] org.apache.commons.text.translate.CharSequenceTranslator.translate
  [ 6] org.apache.commons.text.translate.CharSequenceTranslator.translate
  [ 7] org.apache.commons.text.StringEscapeUtils.escapeJava
  [ 8] org.apache.hadoop.hdfs.server.namenode.FSNamesystem$DefaultAuditLogger.logAuditEvent
  [ 9] org.apache.hadoop.hdfs.server.namenode.FSNamesystem.logAuditEvent
  [10] org.apache.hadoop.hdfs.server.namenode.FSNamesystem.logAuditEvent
  [11] org.apache.hadoop.hdfs.server.namenode.FSNamesystem.renameTo
  [12] org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.rename
  [13] org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.rename
  [14] org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod
  [15] org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call
  [16] org.apache.hadoop.ipc.RPC$Server.call
  [17] org.apache.hadoop.ipc.Server$RpcCall.run
  [18] org.apache.hadoop.ipc.Server$RpcCall.run
  [19] java.security.AccessController.doPrivileged
  [20] javax.security.auth.Subject.doAs
  [21] org.apache.hadoop.security.UserGroupInformation.doAs
  [22] org.apache.hadoop.ipc.Server$Handler.run