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December 19, 2017 13:56
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Query Store Wait Stats Categories
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SELECT * | |
FROM (VALUES (0,'Unknown','Unknown'), | |
(1,'CPU','SOS_SCHEDULER_YIELD'), | |
(2,'Worker Thread','THREADPOOL'), | |
(3,'Lock','LCK_M_%'), | |
(4,'Latch','LATCH_%'), | |
(5,'Buffer Latch','PAGELATCH_%'), | |
(6,'Buffer IO','PAGEIOLATCH_%'), | |
(7,'Compilation*','RESOURCE_SEMAPHORE_QUERY_COMPILE'), | |
(8,'SQL CLR','CLR%, SQLCLR%'), | |
(9,'Mirroring','DBMIRROR%'), | |
(10,'Transaction','XACT%, DTC%, TRAN_MARKLATCH_%, MSQL_XACT_%, TRANSACTION_MUTEX'), | |
(11,'Idle','SLEEP_%, LAZYWRITER_SLEEP, SQLTRACE_BUFFER_FLUSH, SQLTRACE_INCREMENTAL_FLUSH_SLEEP, SQLTRACE_WAIT_ENTRIES, FT_IFTS_SCHEDULER_IDLE_WAIT, XE_DISPATCHER_WAIT, REQUEST_FOR_DEADLOCK_SEARCH, LOGMGR_QUEUE, ONDEMAND_TASK_QUEUE, CHECKPOINT_QUEUE, XE_TIMER_EVENT'), | |
(12,'Preemptive','PREEMPTIVE_%'), | |
(13,'Service Broker','BROKER_% (but not BROKER_RECEIVE_WAITFOR)'), | |
(14,'Tran Log IO','LOGMGR, LOGBUFFER, LOGMGR_RESERVE_APPEND, LOGMGR_FLUSH, LOGMGR_PMM_LOG, CHKPT, WRITELOGF'), | |
(15,'Network IO','ASYNC_NETWORK_IO, NET_WAITFOR_PACKET, PROXY_NETWORK_IO, EXTERNAL_SCRIPT_NETWORK_IOF'), | |
(16,'Parallelism','CXPACKET, EXCHANGE'), | |
(17,'Memory','RESOURCE_SEMAPHORE, CMEMTHREAD, CMEMPARTITIONED, EE_PMOLOCK, MEMORY_ALLOCATION_EXT, RESERVED_MEMORY_ALLOCATION_EXT, MEMORY_GRANT_UPDATE'), | |
(18,'User Wait','WAITFOR, WAIT_FOR_RESULTS, BROKER_RECEIVE_WAITFOR'), | |
(19,'Tracing','TRACEWRITE, SQLTRACE_LOCK, SQLTRACE_FILE_BUFFER, SQLTRACE_FILE_WRITE_IO_COMPLETION, SQLTRACE_FILE_READ_IO_COMPLETION, SQLTRACE_PENDING_BUFFER_WRITERS, SQLTRACE_SHUTDOWN, QUERY_TRACEOUT, TRACE_EVTNOTIFF'), | |
(20,'Full Text Search','FT_RESTART_CRAWL, FULLTEXT GATHERER, MSSEARCH, FT_METADATA_MUTEX, FT_IFTSHC_MUTEX, FT_IFTSISM_MUTEX, FT_IFTS_RWLOCK, FT_COMPROWSET_RWLOCK, FT_MASTER_MERGE, FT_PROPERTYLIST_CACHE, FT_MASTER_MERGE_COORDINATOR, PWAIT_RESOURCE_SEMAPHORE_FT_PARALLEL_QUERY_SYNC'), | |
(21,'Other Disk IO','ASYNC_IO_COMPLETION, IO_COMPLETION, BACKUPIO, WRITE_COMPLETION, IO_QUEUE_LIMIT, IO_RETRY'), | |
(22,'Replication','SE_REPL_%, REPL_%, HADR_% (but not HADR_THROTTLE_LOG_RATE_GOVERNOR), PWAIT_HADR_%, REPLICA_WRITES, FCB_REPLICA_WRITE, FCB_REPLICA_READ, PWAIT_HADRSIM'), | |
(23,'Log Rate Governor','LOG_RATE_GOVERNOR, POOL_LOG_RATE_GOVERNOR, HADR_THROTTLE_LOG_RATE_GOVERNOR, INSTANCE_LOG_RATE_GOVERNOR') | |
) T(Id, Wait_Category, Waits) | |
ORDER BY Wait_Category |
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