| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package mssql |
| 4 | |
| 5 | // queryVersion retrieves SQL Server version info |
| 6 | const queryVersion = ` |
| 7 | SELECT SERVERPROPERTY('ProductVersion') AS version; |
| 8 | ` |
| 9 | |
| 10 | // queryUserConnections counts user vs system connections |
| 11 | const queryUserConnections = ` |
| 12 | SELECT |
| 13 | SUM(CASE WHEN is_user_process = 1 THEN 1 ELSE 0 END) AS user_connections, |
| 14 | SUM(CASE WHEN is_user_process = 0 THEN 1 ELSE 0 END) AS system_connections |
| 15 | FROM sys.dm_exec_sessions; |
| 16 | ` |
| 17 | |
| 18 | // queryBlockedProcesses counts blocked sessions |
| 19 | const queryBlockedProcesses = ` |
| 20 | SELECT COUNT(DISTINCT session_id) AS blocked_sessions |
| 21 | FROM sys.dm_exec_requests |
| 22 | WHERE blocking_session_id <> 0; |
| 23 | ` |
| 24 | |
| 25 | // queryBatchRequests gets batch request rate from performance counters |
| 26 | const queryBatchRequests = ` |
| 27 | SELECT cntr_value |
| 28 | FROM sys.dm_os_performance_counters |
| 29 | WHERE counter_name = 'Batch Requests/sec' |
| 30 | AND object_name LIKE '%SQL Statistics%'; |
| 31 | ` |
| 32 | |
| 33 | // queryCompilations gets SQL compilation metrics |
| 34 | const queryCompilations = ` |
| 35 | SELECT counter_name, cntr_value |
| 36 | FROM sys.dm_os_performance_counters |
| 37 | WHERE object_name LIKE '%SQL Statistics%' |
| 38 | AND counter_name IN ( |
| 39 | 'SQL Compilations/sec', |
| 40 | 'SQL Re-Compilations/sec', |
| 41 | 'Auto-Param Attempts/sec', |
| 42 | 'Safe Auto-Params/sec', |
| 43 | 'Failed Auto-Params/sec' |
| 44 | ); |
| 45 | ` |
| 46 | |
| 47 | // queryBufferManager gets buffer manager metrics |
| 48 | const queryBufferManager = ` |
| 49 | SELECT counter_name, cntr_value |
| 50 | FROM sys.dm_os_performance_counters |
| 51 | WHERE object_name LIKE '%Buffer Manager%' |
| 52 | AND counter_name IN ( |
| 53 | 'Page reads/sec', |
| 54 | 'Page writes/sec', |
| 55 | 'Buffer cache hit ratio', |
| 56 | 'Buffer cache hit ratio base', |
| 57 | 'Checkpoint pages/sec', |
| 58 | 'Page life expectancy', |
| 59 | 'Lazy writes/sec', |
| 60 | 'Page lookups/sec' |
| 61 | ); |
| 62 | ` |
| 63 | |
| 64 | // queryMemoryManager gets memory manager metrics |
| 65 | const queryMemoryManager = ` |
| 66 | SELECT counter_name, cntr_value |
| 67 | FROM sys.dm_os_performance_counters |
| 68 | WHERE object_name LIKE '%Memory Manager%' |
| 69 | AND counter_name IN ( |
| 70 | 'Total Server Memory (KB)', |
| 71 | 'Connection Memory (KB)', |
| 72 | 'Memory Grants Pending', |
| 73 | 'External benefit of memory' |
| 74 | ); |
| 75 | ` |
| 76 | |
| 77 | // queryAccessMethods gets access method metrics |
| 78 | const queryAccessMethods = ` |
| 79 | SELECT cntr_value |
| 80 | FROM sys.dm_os_performance_counters |
| 81 | WHERE object_name LIKE '%Access Methods%' |
| 82 | AND counter_name = 'Page Splits/sec'; |
| 83 | ` |
| 84 | |
| 85 | // queryDatabaseCounters gets per-database performance counters |
| 86 | const queryDatabaseCounters = ` |
| 87 | SELECT |
| 88 | RTRIM(instance_name) AS database_name, |
| 89 | counter_name, |
| 90 | cntr_value |
| 91 | FROM sys.dm_os_performance_counters |
| 92 | WHERE object_name LIKE '%Databases%' |
| 93 | AND instance_name NOT IN ('_Total', 'mssqlsystemresource') |
| 94 | AND counter_name IN ( |
| 95 | 'Active Transactions', |
| 96 | 'Transactions/sec', |
| 97 | 'Write Transactions/sec', |
| 98 | 'Backup/Restore Throughput/sec', |
| 99 | 'Log Bytes Flushed/sec', |
| 100 | 'Log Flushes/sec' |
| 101 | ); |
| 102 | ` |
| 103 | |
| 104 | // queryDatabaseLogCounters gets per-database transaction log size and activity counters |
| 105 | const queryDatabaseLogCounters = ` |
| 106 | SELECT |
| 107 | RTRIM(pc.instance_name) AS database_name, |
| 108 | RTRIM(pc.counter_name) AS counter_name, |
| 109 | pc.cntr_value |
| 110 | FROM sys.dm_os_performance_counters AS pc |
| 111 | INNER JOIN sys.databases AS d |
| 112 | ON d.database_id = DB_ID(RTRIM(pc.instance_name)) |
| 113 | WHERE pc.object_name LIKE '%Databases%' |
| 114 | AND pc.instance_name NOT IN ('_Total', 'mssqlsystemresource') |
| 115 | AND d.database_id > 4 |
| 116 | AND pc.counter_name IN ( |
| 117 | 'Log File(s) Size (KB)', |
| 118 | 'Log File(s) Used Size (KB)', |
| 119 | 'Log Truncations', |
| 120 | 'Log Shrinks' |
| 121 | ); |
| 122 | ` |
| 123 | |
| 124 | // queryDatabaseLocks gets per-database lock metrics |
| 125 | const queryDatabaseLocks = ` |
| 126 | SELECT |
| 127 | RTRIM(instance_name) AS database_name, |
| 128 | counter_name, |
| 129 | cntr_value |
| 130 | FROM sys.dm_os_performance_counters |
| 131 | WHERE object_name LIKE '%Locks%' |
| 132 | AND instance_name NOT IN ('_Total') |
| 133 | AND counter_name IN ( |
| 134 | 'Number of Deadlocks/sec', |
| 135 | 'Lock Waits/sec', |
| 136 | 'Lock Timeouts/sec', |
| 137 | 'Lock Requests/sec' |
| 138 | ); |
| 139 | ` |
| 140 | |
| 141 | // queryDatabaseSize gets the size of data files for each database |
| 142 | const queryDatabaseSize = ` |
| 143 | SELECT |
| 144 | DB_NAME(database_id) AS database_name, |
| 145 | SUM(CAST(size AS BIGINT)) * 8 * 1024 AS size_bytes |
| 146 | FROM sys.master_files |
| 147 | WHERE type = 0 -- data files only |
| 148 | AND database_id > 4 -- exclude system databases |
| 149 | GROUP BY database_id; |
| 150 | ` |
| 151 | |
| 152 | // queryLocksByResource gets lock counts grouped by resource type |
| 153 | const queryLocksByResource = ` |
| 154 | SELECT |
| 155 | resource_type, |
| 156 | COUNT(*) AS lock_count |
| 157 | FROM sys.dm_tran_locks |
| 158 | WHERE resource_database_id > 4 -- exclude system databases |
| 159 | GROUP BY resource_type; |
| 160 | ` |
| 161 | |
| 162 | // queryWaitStats gets wait statistics with category mapping |
| 163 | const queryWaitStats = ` |
| 164 | SELECT |
| 165 | ws.[wait_type], |
| 166 | ws.[wait_time_ms] AS total_wait_ms, |
| 167 | ws.[wait_time_ms] - ws.[signal_wait_time_ms] AS resource_wait_ms, |
| 168 | ws.[signal_wait_time_ms] AS signal_wait_ms, |
| 169 | ws.[max_wait_time_ms] AS max_wait_ms, |
| 170 | ws.[waiting_tasks_count] AS waiting_tasks |
| 171 | FROM sys.dm_os_wait_stats AS ws WITH(NOLOCK) |
| 172 | WHERE ws.[waiting_tasks_count] > 0 |
| 173 | AND ws.[wait_time_ms] > 100 |
| 174 | AND ws.[wait_type] NOT IN ( |
| 175 | 'BROKER_EVENTHANDLER', 'BROKER_RECEIVE_WAITFOR', 'BROKER_TASK_STOP', |
| 176 | 'BROKER_TO_FLUSH', 'BROKER_TRANSMITTER', 'CHECKPOINT_QUEUE', |
| 177 | 'CHKPT', 'CLR_AUTO_EVENT', 'CLR_MANUAL_EVENT', 'CLR_SEMAPHORE', |
| 178 | 'DBMIRROR_DBM_EVENT', 'DBMIRROR_EVENTS_QUEUE', 'DBMIRROR_WORKER_QUEUE', |
| 179 | 'DBMIRRORING_CMD', 'DIRTY_PAGE_POLL', 'DISPATCHER_QUEUE_SEMAPHORE', |
| 180 | 'EXECSYNC', 'FSAGENT', 'FT_IFTS_SCHEDULER_IDLE_WAIT', |
| 181 | 'FT_IFTSHC_MUTEX', 'HADR_CLUSAPI_CALL', 'HADR_FILESTREAM_IOMGR_IOCOMPLETION', |
| 182 | 'HADR_LOGCAPTURE_WAIT', 'HADR_NOTIFICATION_DEQUEUE', 'HADR_TIMER_TASK', |
| 183 | 'HADR_WORK_QUEUE', 'KSOURCE_WAKEUP', 'LAZYWRITER_SLEEP', |
| 184 | 'LOGMGR_QUEUE', 'MEMORY_ALLOCATION_EXT', 'ONDEMAND_TASK_QUEUE', |
| 185 | 'PREEMPTIVE_OS_AUTHENTICATIONOPS', 'PREEMPTIVE_OS_GETPROCADDRESS', |
| 186 | 'PREEMPTIVE_XE_CALLBACKEXECUTE', 'PREEMPTIVE_XE_DISPATCHER', |
| 187 | 'PREEMPTIVE_XE_GETTARGETSTATE', 'PREEMPTIVE_XE_SESSIONCOMMIT', |
| 188 | 'PREEMPTIVE_XE_TARGETFINALIZE', 'PREEMPTIVE_XE_TARGETINIT', |
| 189 | 'PWAIT_ALL_COMPONENTS_INITIALIZED', 'PWAIT_DIRECTLOGCONSUMER_GETNEXT', |
| 190 | 'QDS_ASYNC_QUEUE', 'QDS_CLEANUP_STALE_QUERIES_TASK_MAIN_LOOP_SLEEP', |
| 191 | 'QDS_PERSIST_TASK_MAIN_LOOP_SLEEP', 'QDS_SHUTDOWN_QUEUE', |
| 192 | 'REDO_THREAD_PENDING_WORK', 'REQUEST_FOR_DEADLOCK_SEARCH', |
| 193 | 'RESOURCE_QUEUE', 'SERVER_IDLE_CHECK', 'SLEEP_BPOOL_FLUSH', |
| 194 | 'SLEEP_DBSTARTUP', 'SLEEP_DCOMSTARTUP', 'SLEEP_MASTERDBREADY', |
| 195 | 'SLEEP_MASTERMDREADY', 'SLEEP_MASTERUPGRADED', 'SLEEP_MSDBSTARTUP', |
| 196 | 'SLEEP_SYSTEMTASK', 'SLEEP_TASK', 'SLEEP_TEMPDBSTARTUP', |
| 197 | 'SNI_HTTP_ACCEPT', 'SP_SERVER_DIAGNOSTICS_SLEEP', |
| 198 | 'SQLTRACE_BUFFER_FLUSH', 'SQLTRACE_INCREMENTAL_FLUSH_SLEEP', |
| 199 | 'SQLTRACE_WAIT_ENTRIES', 'UCS_SESSION_REGISTRATION', |
| 200 | 'WAIT_FOR_RESULTS', 'WAIT_XTP_CKPT_CLOSE', 'WAIT_XTP_HOST_WAIT', |
| 201 | 'WAIT_XTP_OFFLINE_CKPT_NEW_LOG', 'WAIT_XTP_RECOVERY', |
| 202 | 'WAITFOR', 'WAITFOR_TASKSHUTDOWN', 'XE_BUFFERMGR_ALLPROCESSED_EVENT', |
| 203 | 'XE_DISPATCHER_JOIN', 'XE_DISPATCHER_WAIT', 'XE_LIVE_TARGET_TVF', |
| 204 | 'XE_TIMER_EVENT' |
| 205 | ) |
| 206 | ORDER BY ws.[wait_time_ms] DESC; |
| 207 | ` |
| 208 | |
| 209 | // queryJobs gets SQL Agent job status |
| 210 | const queryJobs = ` |
| 211 | SELECT name, enabled |
| 212 | FROM msdb.dbo.sysjobs; |
| 213 | ` |
| 214 | |
| 215 | // querySQLErrors gets SQL error counts from performance counters |
| 216 | const querySQLErrors = ` |
| 217 | SELECT cntr_value |
| 218 | FROM sys.dm_os_performance_counters |
| 219 | WHERE object_name LIKE '%SQL Errors%' |
| 220 | AND instance_name = '_Total' |
| 221 | AND counter_name = 'Errors/sec'; |
| 222 | ` |
| 223 | |
| 224 | // querySystemHealthLatestDeadlockEventFile retrieves the latest xml_deadlock_report event |
| 225 | // from the system_health Extended Events file target. |
| 226 | const querySystemHealthLatestDeadlockEventFile = ` |
| 227 | SELECT TOP (1) |
| 228 | timestamp_utc AS deadlock_time, |
| 229 | CONVERT(nvarchar(max), CAST(event_data AS XML).query('(event/data[@name="xml_report"]/value/deadlock)[1]')) AS deadlock_xml |
| 230 | FROM sys.fn_xe_file_target_read_file('system_health*.xel', NULL, NULL, NULL) |
| 231 | WHERE object_name = 'xml_deadlock_report' |
| 232 | ORDER BY timestamp_utc DESC; |
| 233 | ` |
| 234 | |
| 235 | // querySystemHealthLatestDeadlockRingBuffer retrieves the latest xml_deadlock_report event |
| 236 | // from the system_health Extended Events ring buffer. |
| 237 | // Note: This can be slow with large buffers due to XML parsing overhead. |
| 238 | const querySystemHealthLatestDeadlockRingBuffer = ` |
| 239 | WITH xevents AS ( |
| 240 | SELECT CAST(xet.target_data AS XML) AS target_data |
| 241 | FROM sys.dm_xe_session_targets AS xet |
| 242 | JOIN sys.dm_xe_sessions AS xs ON xs.address = xet.event_session_address |
| 243 | WHERE xs.name = 'system_health' |
| 244 | AND xet.target_name = 'ring_buffer' |
| 245 | ) |
| 246 | SELECT TOP (1) |
| 247 | xevent.value('@timestamp', 'datetime2(7)') AS deadlock_time, |
| 248 | CONVERT(nvarchar(max), xevent.query('(data/value/deadlock)[1]')) AS deadlock_xml |
| 249 | FROM xevents |
| 250 | CROSS APPLY target_data.nodes('RingBufferTarget/event[@name="xml_deadlock_report"]') AS T(xevent) |
| 251 | ORDER BY deadlock_time DESC; |
| 252 | ` |
| 253 | |
| 254 | // queryDatabaseStatus gets database state and read-only status |
| 255 | const queryDatabaseStatus = ` |
| 256 | SELECT name, state, is_read_only |
| 257 | FROM sys.databases; |
| 258 | ` |
| 259 | |
| 260 | // queryDatabaseNamesByID retrieves database_id to name mappings. |
| 261 | const queryDatabaseNamesByID = ` |
| 262 | SELECT database_id, name |
| 263 | FROM sys.databases; |
| 264 | ` |
| 265 | |
| 266 | // queryMSSQLErrorSessionExists checks for the configured Extended Events session. |
| 267 | const queryMSSQLErrorSessionExists = ` |
| 268 | SELECT COUNT(*) |
| 269 | FROM sys.dm_xe_sessions |
| 270 | WHERE name = @sessionName; |
| 271 | ` |
| 272 | |
| 273 | // queryMSSQLErrorSessionHasEventFile verifies that the session has an event_file target. |
| 274 | const queryMSSQLErrorSessionHasEventFile = ` |
| 275 | SELECT COUNT(*) |
| 276 | FROM sys.dm_xe_session_targets AS xet |
| 277 | JOIN sys.dm_xe_sessions AS xs ON xs.address = xet.event_session_address |
| 278 | WHERE xs.name = @sessionName |
| 279 | AND xet.target_name = 'event_file'; |
| 280 | ` |
| 281 | |
| 282 | // queryMSSQLErrorSessionHasRingBuffer verifies that the session has a ring_buffer target. |
| 283 | const queryMSSQLErrorSessionHasRingBuffer = ` |
| 284 | SELECT COUNT(*) |
| 285 | FROM sys.dm_xe_session_targets AS xet |
| 286 | JOIN sys.dm_xe_sessions AS xs ON xs.address = xet.event_session_address |
| 287 | WHERE xs.name = @sessionName |
| 288 | AND xet.target_name = 'ring_buffer'; |
| 289 | ` |
| 290 | |
| 291 | // queryMSSQLErrorInfoEventFile reads recent error_reported events from the event_file target. |
| 292 | const queryMSSQLErrorInfoEventFile = ` |
| 293 | SELECT TOP (@limit) |
| 294 | timestamp_utc AS event_time, |
| 295 | CAST(event_data AS XML).value('(event/data[@name="error_number"]/value)[1]', 'int') AS error_number, |
| 296 | CAST(event_data AS XML).value('(event/data[@name="state"]/value)[1]', 'int') AS error_state, |
| 297 | CAST(event_data AS XML).value('(event/data[@name="message"]/value)[1]', 'nvarchar(max)') AS message, |
| 298 | CAST(event_data AS XML).value('(event/action[@name="sql_text"]/value)[1]', 'nvarchar(max)') AS sql_text, |
| 299 | CONVERT(VARCHAR(64), CAST(event_data AS XML).value('(event/action[@name="query_hash"]/value)[1]', 'varbinary(8)'), 1) AS query_hash |
| 300 | FROM sys.fn_xe_file_target_read_file(@sessionName + N'*.xel', NULL, NULL, NULL) |
| 301 | WHERE object_name = 'error_reported' |
| 302 | ORDER BY event_time DESC; |
| 303 | ` |
| 304 | |
| 305 | // queryMSSQLErrorInfoRingBuffer reads recent error_reported events from the ring_buffer target. |
| 306 | // Note: This can be slow with large buffers due to XML parsing overhead. |
| 307 | const queryMSSQLErrorInfoRingBuffer = ` |
| 308 | WITH xevents AS ( |
| 309 | SELECT CAST(xet.target_data AS XML) AS target_data |
| 310 | FROM sys.dm_xe_session_targets AS xet |
| 311 | JOIN sys.dm_xe_sessions AS xs ON xs.address = xet.event_session_address |
| 312 | WHERE xs.name = @sessionName |
| 313 | AND xet.target_name = 'ring_buffer' |
| 314 | ) |
| 315 | SELECT TOP (@limit) |
| 316 | xevent.value('@timestamp', 'datetime2(7)') AS event_time, |
| 317 | xevent.value('(data[@name="error_number"]/value)[1]', 'int') AS error_number, |
| 318 | xevent.value('(data[@name="state"]/value)[1]', 'int') AS error_state, |
| 319 | xevent.value('(data[@name="message"]/value)[1]', 'nvarchar(max)') AS message, |
| 320 | xevent.value('(action[@name="sql_text"]/value)[1]', 'nvarchar(max)') AS sql_text, |
| 321 | CONVERT(VARCHAR(64), xevent.value('(action[@name="query_hash"]/value)[1]', 'varbinary(8)'), 1) AS query_hash |
| 322 | FROM xevents |
| 323 | CROSS APPLY target_data.nodes('RingBufferTarget/event[@name="error_reported"]') AS T(xevent) |
| 324 | ORDER BY event_time DESC; |
| 325 | ` |
| 326 | |
| 327 | // queryReplicationStatus gets replication publication status (if configured) |
| 328 | // Groups by publication to aggregate across agent types and excludes 'ALL' placeholder |
| 329 | const queryReplicationStatus = ` |
| 330 | SELECT |
| 331 | publisher_db, |
| 332 | publication, |
| 333 | MAX(status) AS status, |
| 334 | MAX(warning) AS warning, |
| 335 | MAX(ISNULL(worst_latency, 0)) AS worst_latency, |
| 336 | MIN(CASE WHEN best_latency IS NULL OR best_latency = 0 THEN 999999 ELSE best_latency END) AS best_latency, |
| 337 | AVG(ISNULL(avg_latency, 0)) AS avg_latency, |
| 338 | SUM(CASE WHEN isagentrunningnow = 1 THEN 1 ELSE 0 END) AS running_agents |
| 339 | FROM distribution.dbo.MSreplication_monitordata |
| 340 | WHERE publication != 'ALL' |
| 341 | GROUP BY publisher_db, publication; |
| 342 | ` |
| 343 | |
| 344 | // querySubscriptionCount gets subscription counts per publication |
| 345 | const querySubscriptionCount = ` |
| 346 | SELECT |
| 347 | p.publisher_db, |
| 348 | p.publication, |
| 349 | COUNT(s.subscription_type) AS subscription_count |
| 350 | FROM distribution.dbo.MSpublications p |
| 351 | LEFT JOIN distribution.dbo.MSsubscriptions s |
| 352 | ON p.publication_id = s.publication_id |
| 353 | GROUP BY p.publisher_db, p.publication; |
| 354 | ` |
| 355 | |
| 356 | // queryIOStall gets I/O stall (latency) metrics per database from sys.dm_io_virtual_file_stats |
| 357 | const queryIOStall = ` |
| 358 | SELECT |
| 359 | DB_NAME(a.database_id) AS database_name, |
| 360 | SUM(io_stall_read_ms) AS io_stall_read_ms, |
| 361 | SUM(io_stall_write_ms) AS io_stall_write_ms, |
| 362 | SUM(io_stall) AS io_stall_total_ms |
| 363 | FROM sys.dm_io_virtual_file_stats(NULL, NULL) a |
| 364 | INNER JOIN sys.master_files b ON a.database_id = b.database_id AND a.file_id = b.file_id |
| 365 | WHERE a.database_id > 4 |
| 366 | GROUP BY a.database_id; |
| 367 | ` |
| 368 | |
| 369 | // queryProcessMemory gets SQL Server process memory metrics from sys.dm_os_process_memory |
| 370 | const queryProcessMemory = ` |
| 371 | SELECT |
| 372 | physical_memory_in_use_kb * 1024 AS resident_memory_bytes, |
| 373 | virtual_address_space_committed_kb * 1024 AS virtual_memory_bytes, |
| 374 | memory_utilization_percentage, |
| 375 | page_fault_count |
| 376 | FROM sys.dm_os_process_memory; |
| 377 | ` |
| 378 | |
| 379 | // queryOSMemory gets OS memory metrics from sys.dm_os_sys_memory |
| 380 | const queryOSMemory = ` |
| 381 | SELECT |
| 382 | (total_physical_memory_kb - available_physical_memory_kb) * 1024 AS os_memory_used_bytes, |
| 383 | available_physical_memory_kb * 1024 AS os_memory_available_bytes, |
| 384 | (total_page_file_kb - available_page_file_kb) * 1024 AS os_pagefile_used_bytes, |
| 385 | available_page_file_kb * 1024 AS os_pagefile_available_bytes |
| 386 | FROM sys.dm_os_sys_memory; |
| 387 | ` |
| 388 | |
| 389 | // queryLogGrowths gets log growth events per database from performance counters |
| 390 | const queryLogGrowths = ` |
| 391 | SELECT |
| 392 | RTRIM(instance_name) AS database_name, |
| 393 | cntr_value |
| 394 | FROM sys.dm_os_performance_counters |
| 395 | WHERE object_name LIKE '%Databases%' |
| 396 | AND counter_name = 'Log Growths' |
| 397 | AND instance_name NOT IN ('_Total', 'mssqlsystemresource'); |
| 398 | ` |
| 399 | |
| 400 | // queryHadrEnabled checks if Always On Availability Groups is enabled |
| 401 | const queryHadrEnabled = ` |
| 402 | SELECT CAST(SERVERPROPERTY('IsHadrEnabled') AS int); |
| 403 | ` |
| 404 | |
| 405 | // queryAGHealth gets AG-level health rollup |
| 406 | const queryAGHealth = ` |
| 407 | SELECT |
| 408 | ag.name AS ag_name, |
| 409 | ISNULL(ags.synchronization_health, -1) AS synchronization_health, |
| 410 | ISNULL(ags.primary_recovery_health, -1) AS primary_recovery_health, |
| 411 | ISNULL(ags.secondary_recovery_health, -1) AS secondary_recovery_health |
| 412 | FROM sys.availability_groups AS ag |
| 413 | INNER JOIN sys.dm_hadr_availability_group_states AS ags |
| 414 | ON ag.group_id = ags.group_id; |
| 415 | ` |
| 416 | |
| 417 | // queryAGReplicaStates gets per-replica role, connectivity, and sync health |
| 418 | const queryAGReplicaStates = ` |
| 419 | SELECT |
| 420 | ag.name AS ag_name, |
| 421 | ar.replica_server_name, |
| 422 | LOWER(ar.availability_mode_desc) AS availability_mode, |
| 423 | LOWER(ar.failover_mode_desc) AS failover_mode, |
| 424 | ISNULL(ars.role, -1) AS role, |
| 425 | ISNULL(ars.connected_state, -1) AS connected_state, |
| 426 | ISNULL(ars.synchronization_health, -1) AS synchronization_health |
| 427 | FROM sys.availability_replicas AS ar |
| 428 | INNER JOIN sys.availability_groups AS ag |
| 429 | ON ar.group_id = ag.group_id |
| 430 | INNER JOIN sys.dm_hadr_availability_replica_states AS ars |
| 431 | ON ar.replica_id = ars.replica_id; |
| 432 | ` |
| 433 | |
| 434 | // queryAGDatabaseReplicasPre16 gets per-database replica metrics (SQL Server 2012-2014) |
| 435 | // No secondary_lag_seconds |
| 436 | const queryAGDatabaseReplicasPre16 = ` |
| 437 | SELECT |
| 438 | ag.name AS ag_name, |
| 439 | ar.replica_server_name, |
| 440 | DB_NAME(drs.database_id) AS database_name, |
| 441 | ISNULL(drs.synchronization_state, -1) AS synchronization_state, |
| 442 | CAST(ISNULL(drs.is_suspended, 0) AS int) AS is_suspended, |
| 443 | ISNULL(drs.log_send_queue_size, 0) * 1024 AS log_send_queue_size, |
| 444 | ISNULL(drs.log_send_rate, 0) * 1024 AS log_send_rate, |
| 445 | ISNULL(drs.redo_queue_size, 0) * 1024 AS redo_queue_size, |
| 446 | ISNULL(drs.redo_rate, 0) * 1024 AS redo_rate, |
| 447 | ISNULL(drs.filestream_send_rate, 0) * 1024 AS filestream_send_rate, |
| 448 | -1 AS secondary_lag_seconds |
| 449 | FROM sys.dm_hadr_database_replica_states AS drs |
| 450 | INNER JOIN sys.availability_replicas AS ar |
| 451 | ON drs.replica_id = ar.replica_id |
| 452 | INNER JOIN sys.availability_groups AS ag |
| 453 | ON drs.group_id = ag.group_id; |
| 454 | ` |
| 455 | |
| 456 | // queryAGDatabaseReplicas16 gets per-database replica metrics (SQL Server 2016+) |
| 457 | // Adds secondary_lag_seconds |
| 458 | const queryAGDatabaseReplicas16 = ` |
| 459 | SELECT |
| 460 | ag.name AS ag_name, |
| 461 | ar.replica_server_name, |
| 462 | DB_NAME(drs.database_id) AS database_name, |
| 463 | ISNULL(drs.synchronization_state, -1) AS synchronization_state, |
| 464 | CAST(ISNULL(drs.is_suspended, 0) AS int) AS is_suspended, |
| 465 | ISNULL(drs.log_send_queue_size, 0) * 1024 AS log_send_queue_size, |
| 466 | ISNULL(drs.log_send_rate, 0) * 1024 AS log_send_rate, |
| 467 | ISNULL(drs.redo_queue_size, 0) * 1024 AS redo_queue_size, |
| 468 | ISNULL(drs.redo_rate, 0) * 1024 AS redo_rate, |
| 469 | ISNULL(drs.filestream_send_rate, 0) * 1024 AS filestream_send_rate, |
| 470 | ISNULL(drs.secondary_lag_seconds, -1) AS secondary_lag_seconds |
| 471 | FROM sys.dm_hadr_database_replica_states AS drs |
| 472 | INNER JOIN sys.availability_replicas AS ar |
| 473 | ON drs.replica_id = ar.replica_id |
| 474 | INNER JOIN sys.availability_groups AS ag |
| 475 | ON drs.group_id = ag.group_id; |
| 476 | ` |
| 477 | |
| 478 | // queryAGCluster gets WSFC cluster quorum state |
| 479 | const queryAGCluster = ` |
| 480 | SELECT |
| 481 | quorum_state |
| 482 | FROM sys.dm_hadr_cluster; |
| 483 | ` |
| 484 | |
| 485 | // queryAGClusterMembers gets WSFC cluster member states |
| 486 | const queryAGClusterMembers = ` |
| 487 | SELECT |
| 488 | member_name, |
| 489 | member_state, |
| 490 | number_of_quorum_votes |
| 491 | FROM sys.dm_hadr_cluster_members; |
| 492 | ` |
| 493 | |
| 494 | // queryAGFailoverReadiness gets per-database failover readiness |
| 495 | const queryAGFailoverReadiness = ` |
| 496 | SELECT |
| 497 | ag.name AS ag_name, |
| 498 | ar.replica_server_name, |
| 499 | dcs.database_name, |
| 500 | CAST(ISNULL(dcs.is_failover_ready, 0) AS int) AS is_failover_ready, |
| 501 | CAST(ISNULL(dcs.is_database_joined, 0) AS int) AS is_database_joined |
| 502 | FROM sys.dm_hadr_database_replica_cluster_states AS dcs |
| 503 | INNER JOIN sys.availability_replicas AS ar |
| 504 | ON dcs.replica_id = ar.replica_id |
| 505 | INNER JOIN sys.availability_groups AS ag |
| 506 | ON ar.group_id = ag.group_id; |
| 507 | ` |
| 508 | |
| 509 | // queryAGAutoPageRepair gets page repair event counts per database |
| 510 | const queryAGAutoPageRepair = ` |
| 511 | SELECT |
| 512 | DB_NAME(database_id) AS database_name, |
| 513 | SUM(CASE WHEN page_status = 4 THEN 1 ELSE 0 END) AS successful_repairs, |
| 514 | SUM(CASE WHEN page_status = 5 THEN 1 ELSE 0 END) AS failed_repairs |
| 515 | FROM sys.dm_hadr_auto_page_repair |
| 516 | GROUP BY database_id; |
| 517 | ` |
| 518 | |
| 519 | // queryAGThreads gets AG thread usage (SQL Server 2019+ only) |
| 520 | const queryAGThreads = ` |
| 521 | SELECT |
| 522 | name AS ag_name, |
| 523 | num_capture_threads, |
| 524 | num_redo_threads, |
| 525 | num_parallel_redo_threads |
| 526 | FROM sys.dm_hadr_ag_threads; |
| 527 | ` |
| 528 | |
| 529 | // waitTypeCategories maps wait types to their categories |
| 530 | var waitTypeCategories = map[string]string{ |
| 531 | "ASYNC_IO_COMPLETION": "Other Disk IO", |
| 532 | "ASYNC_NETWORK_IO": "Network IO", |
| 533 | "BACKUPIO": "Other Disk IO", |
| 534 | "BACKUPBUFFER": "Other Disk IO", |
| 535 | "BROKER_DISPATCHER": "Service Broker", |
| 536 | "BROKER_FORWARDER": "Service Broker", |
| 537 | "BROKER_INIT": "Service Broker", |
| 538 | "BROKER_MASTERSTART": "Service Broker", |
| 539 | "BROKER_REGISTERALLENDPOINTS": "Service Broker", |
| 540 | "BROKER_SERVICE": "Service Broker", |
| 541 | "BROKER_SHUTDOWN": "Service Broker", |
| 542 | "CXPACKET": "Parallelism", |
| 543 | "CXCONSUMER": "Parallelism", |
| 544 | "DBMIRROR_DBM_MUTEX": "Mirroring", |
| 545 | "DBMIRROR_SEND": "Mirroring", |
| 546 | "DTC": "Transaction", |
| 547 | "DTC_ABORT_REQUEST": "Transaction", |
| 548 | "DTC_RESOLVE": "Transaction", |
| 549 | "DTC_STATE": "Transaction", |
| 550 | "DTC_TMDOWN_REQUEST": "Transaction", |
| 551 | "DTC_WAITFOR_OUTCOME": "Transaction", |
| 552 | "FT_COMPROWSET_RWLOCK": "Full Text Search", |
| 553 | "FT_IFTS_RWLOCK": "Full Text Search", |
| 554 | "FT_IFTS_SCHEDULER_IDLE_WAIT": "Full Text Search", |
| 555 | "FT_IFTSHC_MUTEX": "Full Text Search", |
| 556 | "FT_MASTER_MERGE": "Full Text Search", |
| 557 | "IO_COMPLETION": "Other Disk IO", |
| 558 | "IO_QUEUE_LIMIT": "Other Disk IO", |
| 559 | "IO_RETRY": "Other Disk IO", |
| 560 | "LATCH_DT": "Latch", |
| 561 | "LATCH_EX": "Latch", |
| 562 | "LATCH_KP": "Latch", |
| 563 | "LATCH_NL": "Latch", |
| 564 | "LATCH_SH": "Latch", |
| 565 | "LATCH_UP": "Latch", |
| 566 | "LCK_M_BU": "Lock", |
| 567 | "LCK_M_IS": "Lock", |
| 568 | "LCK_M_IU": "Lock", |
| 569 | "LCK_M_IX": "Lock", |
| 570 | "LCK_M_RIn_NL": "Lock", |
| 571 | "LCK_M_RIn_S": "Lock", |
| 572 | "LCK_M_RIn_U": "Lock", |
| 573 | "LCK_M_RIn_X": "Lock", |
| 574 | "LCK_M_RS_S": "Lock", |
| 575 | "LCK_M_RS_U": "Lock", |
| 576 | "LCK_M_RX_S": "Lock", |
| 577 | "LCK_M_RX_U": "Lock", |
| 578 | "LCK_M_RX_X": "Lock", |
| 579 | "LCK_M_S": "Lock", |
| 580 | "LCK_M_SCH_M": "Lock", |
| 581 | "LCK_M_SCH_S": "Lock", |
| 582 | "LCK_M_SIU": "Lock", |
| 583 | "LCK_M_SIX": "Lock", |
| 584 | "LCK_M_U": "Lock", |
| 585 | "LCK_M_UIX": "Lock", |
| 586 | "LCK_M_X": "Lock", |
| 587 | "LOGBUFFER": "Tran Log IO", |
| 588 | "LOGMGR": "Tran Log IO", |
| 589 | "LOGMGR_FLUSH": "Tran Log IO", |
| 590 | "LOGMGR_PMM_LOG": "Tran Log IO", |
| 591 | "LOGMGR_RESERVE_APPEND": "Tran Log IO", |
| 592 | "MSQL_DQ": "Network IO", |
| 593 | "MSQL_XP": "Network IO", |
| 594 | "NET_WAITFOR_PACKET": "Network IO", |
| 595 | "OLEDB": "Network IO", |
| 596 | "PAGELATCH_DT": "Buffer Latch", |
| 597 | "PAGELATCH_EX": "Buffer Latch", |
| 598 | "PAGELATCH_KP": "Buffer Latch", |
| 599 | "PAGELATCH_NL": "Buffer Latch", |
| 600 | "PAGELATCH_SH": "Buffer Latch", |
| 601 | "PAGELATCH_UP": "Buffer Latch", |
| 602 | "PAGEIOLATCH_DT": "Buffer IO", |
| 603 | "PAGEIOLATCH_EX": "Buffer IO", |
| 604 | "PAGEIOLATCH_KP": "Buffer IO", |
| 605 | "PAGEIOLATCH_NL": "Buffer IO", |
| 606 | "PAGEIOLATCH_SH": "Buffer IO", |
| 607 | "PAGEIOLATCH_UP": "Buffer IO", |
| 608 | "PARALLEL_BACKUP_QUEUE": "Backup", |
| 609 | "PARALLEL_REDO_DRAIN_WORKER": "Backup", |
| 610 | "PARALLEL_REDO_LOG_CACHE": "Backup", |
| 611 | "PARALLEL_REDO_TRAN_LIST": "Backup", |
| 612 | "PARALLEL_REDO_WORKER_SYNC": "Backup", |
| 613 | "PARALLEL_REDO_WORKER_WAIT_WORK": "Backup", |
| 614 | "PREEMPTIVE_ABR": "Preemptive", |
| 615 | "PREEMPTIVE_AUDIT_ACCESS_EVENTLOG": "Preemptive", |
| 616 | "PREEMPTIVE_AUDIT_ACCESS_SECLOG": "Preemptive", |
| 617 | "PREEMPTIVE_CLOSEBACKUPMEDIA": "Preemptive", |
| 618 | "PREEMPTIVE_CLOSEBACKUPTAPE": "Preemptive", |
| 619 | "PREEMPTIVE_CLOSEBACKUPVDIDEVICE": "Preemptive", |
| 620 | "PREEMPTIVE_CLUSAPI_CLUSTERRESOURCECONTROL": "Preemptive", |
| 621 | "PREEMPTIVE_COM_COCREATEINSTANCE": "Preemptive", |
| 622 | "PREEMPTIVE_COM_COGETCLASSOBJECT": "Preemptive", |
| 623 | "PREEMPTIVE_COM_CREATEACCESSOR": "Preemptive", |
| 624 | "PREEMPTIVE_COM_DELETEROWS": "Preemptive", |
| 625 | "PREEMPTIVE_COM_GETCOMMANDTEXT": "Preemptive", |
| 626 | "PREEMPTIVE_COM_GETDATA": "Preemptive", |
| 627 | "PREEMPTIVE_COM_GETNEXTROWS": "Preemptive", |
| 628 | "PREEMPTIVE_COM_GETRESULT": "Preemptive", |
| 629 | "PREEMPTIVE_COM_GETROWSBYBOOKMARK": "Preemptive", |
| 630 | "PREEMPTIVE_COM_LBFLUSH": "Preemptive", |
| 631 | "PREEMPTIVE_COM_LBLOCKREGION": "Preemptive", |
| 632 | "PREEMPTIVE_COM_LBREADAT": "Preemptive", |
| 633 | "PREEMPTIVE_COM_LBSETSIZE": "Preemptive", |
| 634 | "PREEMPTIVE_COM_LBSTAT": "Preemptive", |
| 635 | "PREEMPTIVE_COM_LBUNLOCKREGION": "Preemptive", |
| 636 | "PREEMPTIVE_COM_LBWRITEAT": "Preemptive", |
| 637 | "PREEMPTIVE_COM_QUERYINTERFACE": "Preemptive", |
| 638 | "PREEMPTIVE_COM_RELEASE": "Preemptive", |
| 639 | "PREEMPTIVE_COM_RELEASEACCESSOR": "Preemptive", |
| 640 | "PREEMPTIVE_COM_RELEASEROWS": "Preemptive", |
| 641 | "PREEMPTIVE_COM_RELEASESESSION": "Preemptive", |
| 642 | "PREEMPTIVE_COM_RESTARTPOSITION": "Preemptive", |
| 643 | "PREEMPTIVE_COM_SEQITHROW": "Preemptive", |
| 644 | "PREEMPTIVE_COM_SETDATAFAILURE": "Preemptive", |
| 645 | "PREEMPTIVE_COM_SETPARAMETERINFO": "Preemptive", |
| 646 | "PREEMPTIVE_COM_SETPARAMETERPROPERTIES": "Preemptive", |
| 647 | "PREEMPTIVE_CONSOLEWRITE": "Preemptive", |
| 648 | "PREEMPTIVE_CREATEPARAM": "Preemptive", |
| 649 | "PREEMPTIVE_DEBUG": "Preemptive", |
| 650 | "PREEMPTIVE_DFSADDLINK": "Preemptive", |
| 651 | "PREEMPTIVE_DFSLINKEXISTCHECK": "Preemptive", |
| 652 | "PREEMPTIVE_DFSLINKHEALTHCHECK": "Preemptive", |
| 653 | "PREEMPTIVE_DFSREMOVELINK": "Preemptive", |
| 654 | "PREEMPTIVE_DFSREMOVEROOT": "Preemptive", |
| 655 | "PREEMPTIVE_DFSROOTFOLDERCHECK": "Preemptive", |
| 656 | "PREEMPTIVE_DFSROOTINIT": "Preemptive", |
| 657 | "PREEMPTIVE_DFSROOTSHARECHECK": "Preemptive", |
| 658 | "PREEMPTIVE_DTC_ABORT": "Preemptive", |
| 659 | "PREEMPTIVE_DTC_ABORTREQUESTDONE": "Preemptive", |
| 660 | "PREEMPTIVE_DTC_BEGINTRANSACTION": "Preemptive", |
| 661 | "PREEMPTIVE_DTC_COMMITREQUESTDONE": "Preemptive", |
| 662 | "PREEMPTIVE_DTC_ENLIST": "Preemptive", |
| 663 | "PREEMPTIVE_DTC_PREPAREREQUESTDONE": "Preemptive", |
| 664 | "PREEMPTIVE_FILESIZEGET": "Preemptive", |
| 665 | "PREEMPTIVE_FSAREATEFILLBACKUP": "Preemptive", |
| 666 | "PREEMPTIVE_FSACREATERESTORE": "Preemptive", |
| 667 | "PREEMPTIVE_FSAFREEHEAP": "Preemptive", |
| 668 | "PREEMPTIVE_FSGETTARGETCOMPLETE": "Preemptive", |
| 669 | "PREEMPTIVE_FSGETTARGETPREPARE": "Preemptive", |
| 670 | "PREEMPTIVE_FSQUERYALLOCATEDRANGES": "Preemptive", |
| 671 | "PREEMPTIVE_GETRMIDENTITY": "Preemptive", |
| 672 | "PREEMPTIVE_LOCKMONITOR": "Preemptive", |
| 673 | "PREEMPTIVE_MSS_RELEASE": "Preemptive", |
| 674 | "PREEMPTIVE_ODBCOPS": "Preemptive", |
| 675 | "PREEMPTIVE_OLE_UNINIT": "Preemptive", |
| 676 | "PREEMPTIVE_OTHER_ABORT": "Preemptive", |
| 677 | "PREEMPTIVE_OTHER_ALERTREGISTER": "Preemptive", |
| 678 | "PREEMPTIVE_OTHER_ALERTSIGNAL": "Preemptive", |
| 679 | "PREEMPTIVE_OTHER_ALERTWAIT": "Preemptive", |
| 680 | "PREEMPTIVE_OTHER_ABORTTRANSACTION": "Preemptive", |
| 681 | "PREEMPTIVE_OTHER_CREATETHREAD": "Preemptive", |
| 682 | "PREEMPTIVE_OTHER_PREPARETOENLIST": "Preemptive", |
| 683 | "PREEMPTIVE_OTHER_RECOVER": "Preemptive", |
| 684 | "PREEMPTIVE_OTHER_SCHEMAUNLOCK": "Preemptive", |
| 685 | "PREEMPTIVE_OTHER_TRANSIMPORT": "Preemptive", |
| 686 | "PREEMPTIVE_OS_ACCEPTSECURITYCONTEXT": "Preemptive", |
| 687 | "PREEMPTIVE_OS_ACQUIRECREDENTIALSHANDLE": "Preemptive", |
| 688 | "PREEMPTIVE_OS_AUTHZGETINFORMATIONFROMCONTEXT": "Preemptive", |
| 689 | "PREEMPTIVE_OS_AUTHZINITIALIZERESOURCEMANAGER": "Preemptive", |
| 690 | "PREEMPTIVE_OS_BACKUPREAD": "Preemptive", |
| 691 | "PREEMPTIVE_OS_CLOSEHANDLE": "Preemptive", |
| 692 | "PREEMPTIVE_OS_CLUSTEROPS": "Preemptive", |
| 693 | "PREEMPTIVE_OS_COMOPS": "Preemptive", |
| 694 | "PREEMPTIVE_OS_COMPLETEAUTHTOKEN": "Preemptive", |
| 695 | "PREEMPTIVE_OS_COPYFILE": "Preemptive", |
| 696 | "PREEMPTIVE_OS_CREATEDIRECTORY": "Preemptive", |
| 697 | "PREEMPTIVE_OS_CREATEFILE": "Preemptive", |
| 698 | "PREEMPTIVE_OS_CRYPTOPS": "Preemptive", |
| 699 | "PREEMPTIVE_OS_DECRYPTMESSAGE": "Preemptive", |
| 700 | "PREEMPTIVE_OS_DELETEFILE": "Preemptive", |
| 701 | "PREEMPTIVE_OS_DELETESECURITYCONTEXT": "Preemptive", |
| 702 | "PREEMPTIVE_OS_DEVICEIOCONTROL": "Preemptive", |
| 703 | "PREEMPTIVE_OS_DEVICEOPS": "Preemptive", |
| 704 | "PREEMPTIVE_OS_DIABORPC": "Preemptive", |
| 705 | "PREEMPTIVE_OS_DOMAINSERVICEOPS": "Preemptive", |
| 706 | "PREEMPTIVE_OS_DSGETDCNAME": "Preemptive", |
| 707 | "PREEMPTIVE_OS_DTCOPS": "Preemptive", |
| 708 | "PREEMPTIVE_OS_ENCRYPTMESSAGE": "Preemptive", |
| 709 | "PREEMPTIVE_OS_FILEOPS": "Preemptive", |
| 710 | "PREEMPTIVE_OS_FINDFILE": "Preemptive", |
| 711 | "PREEMPTIVE_OS_FLUSHFILEBUFFERS": "Preemptive", |
| 712 | "PREEMPTIVE_OS_FORMATMESSAGE": "Preemptive", |
| 713 | "PREEMPTIVE_OS_FREECREDENTIALSHANDLE": "Preemptive", |
| 714 | "PREEMPTIVE_OS_FREELIBRARY": "Preemptive", |
| 715 | "PREEMPTIVE_OS_GENERICOPS": "Preemptive", |
| 716 | "PREEMPTIVE_OS_GETADDRINFO": "Preemptive", |
| 717 | "PREEMPTIVE_OS_GETCOMPRESSEDFILESIZE": "Preemptive", |
| 718 | "PREEMPTIVE_OS_GETDISKFREESPACE": "Preemptive", |
| 719 | "PREEMPTIVE_OS_GETFILEATTRIBUTES": "Preemptive", |
| 720 | "PREEMPTIVE_OS_GETFILESIZE": "Preemptive", |
| 721 | "PREEMPTIVE_OS_GETFINALFILEPATHBYHANDLE": "Preemptive", |
| 722 | "PREEMPTIVE_OS_GETLONGPATHNAME": "Preemptive", |
| 723 | "PREEMPTIVE_OS_GETTEMPPATHNAME": "Preemptive", |
| 724 | "PREEMPTIVE_OS_GETVOLUMEPATHNAMEOFNAME": "Preemptive", |
| 725 | "PREEMPTIVE_OS_INITIALIZESECURITYCONTEXT": "Preemptive", |
| 726 | "PREEMPTIVE_OS_LIBRARYOPS": "Preemptive", |
| 727 | "PREEMPTIVE_OS_LOADLIBRARY": "Preemptive", |
| 728 | "PREEMPTIVE_OS_LOGONUSER": "Preemptive", |
| 729 | "PREEMPTIVE_OS_LOOKUPACCOUNTSID": "Preemptive", |
| 730 | "PREEMPTIVE_OS_MESSAGEQUEUEOPS": "Preemptive", |
| 731 | "PREEMPTIVE_OS_MOVEFILE": "Preemptive", |
| 732 | "PREEMPTIVE_OS_NETGROUPGETUSERS": "Preemptive", |
| 733 | "PREEMPTIVE_OS_NETLOCALGROUPGETMEMBERS": "Preemptive", |
| 734 | "PREEMPTIVE_OS_NETUSERGETGROUPS": "Preemptive", |
| 735 | "PREEMPTIVE_OS_NETUSERGETLOCALGROUPS": "Preemptive", |
| 736 | "PREEMPTIVE_OS_NETUSERMODALSGET": "Preemptive", |
| 737 | "PREEMPTIVE_OS_NETVALIDATEPASSWORDPOLICY": "Preemptive", |
| 738 | "PREEMPTIVE_OS_NETVALIDATEPASSWORDPOLICYFREE": "Preemptive", |
| 739 | "PREEMPTIVE_OS_OPENDIRECTORY": "Preemptive", |
| 740 | "PREEMPTIVE_OS_PABORPC": "Preemptive", |
| 741 | "PREEMPTIVE_OS_PIPEOPS": "Preemptive", |
| 742 | "PREEMPTIVE_OS_PROCESSOPS": "Preemptive", |
| 743 | "PREEMPTIVE_OS_QUERYREGISTRY": "Preemptive", |
| 744 | "PREEMPTIVE_OS_QUERYSECURITYCONTEXTTOKEN": "Preemptive", |
| 745 | "PREEMPTIVE_OS_READFILE": "Preemptive", |
| 746 | "PREEMPTIVE_OS_REMOVEDIRECTORY": "Preemptive", |
| 747 | "PREEMPTIVE_OS_REPORTEVENT": "Preemptive", |
| 748 | "PREEMPTIVE_OS_REVERTTOSELF": "Preemptive", |
| 749 | "PREEMPTIVE_OS_RABORPC": "Preemptive", |
| 750 | "PREEMPTIVE_OS_SABORPC": "Preemptive", |
| 751 | "PREEMPTIVE_OS_SECURITYOPS": "Preemptive", |
| 752 | "PREEMPTIVE_OS_SERVICEOPS": "Preemptive", |
| 753 | "PREEMPTIVE_OS_SETENDOFFILE": "Preemptive", |
| 754 | "PREEMPTIVE_OS_SETFILEPOINTER": "Preemptive", |
| 755 | "PREEMPTIVE_OS_SETFILEVALIDDATA": "Preemptive", |
| 756 | "PREEMPTIVE_OS_SQLTHREADOPS": "Preemptive", |
| 757 | "PREEMPTIVE_OS_VERIFYSIGNATURE": "Preemptive", |
| 758 | "PREEMPTIVE_OS_WAITFORSINGLEOBJECT": "Preemptive", |
| 759 | "PREEMPTIVE_OS_WINSOCKOPS": "Preemptive", |
| 760 | "PREEMPTIVE_OS_WRITEFILE": "Preemptive", |
| 761 | "PREEMPTIVE_OS_WRITEFILEGATHER": "Preemptive", |
| 762 | "PREEMPTIVE_REENLIST": "Preemptive", |
| 763 | "PREEMPTIVE_RESIZELOG": "Preemptive", |
| 764 | "PREEMPTIVE_ROLLFORWARDREDO": "Preemptive", |
| 765 | "PREEMPTIVE_ROLLFORWARDUNDO": "Preemptive", |
| 766 | "PREEMPTIVE_SB_STOPENDPOINT": "Preemptive", |
| 767 | "PREEMPTIVE_SERVER_STARTUP": "Preemptive", |
| 768 | "PREEMPTIVE_SETRMIDENTITY": "Preemptive", |
| 769 | "PREEMPTIVE_SHAREDMEM_GETDATA": "Preemptive", |
| 770 | "PREEMPTIVE_SNIOPEN": "Preemptive", |
| 771 | "PREEMPTIVE_SOSHOST": "Preemptive", |
| 772 | "PREEMPTIVE_SOSTESTING": "Preemptive", |
| 773 | "PREEMPTIVE_SP_SERVER_DIAGNOSTICS": "Preemptive", |
| 774 | "PREEMPTIVE_STARTRM": "Preemptive", |
| 775 | "PREEMPTIVE_STREAMFCB_CHECKPOINT": "Preemptive", |
| 776 | "PREEMPTIVE_STREAMFCB_RECOVER": "Preemptive", |
| 777 | "PREEMPTIVE_STRESSDRIVER": "Preemptive", |
| 778 | "PREEMPTIVE_TESTING": "Preemptive", |
| 779 | "PREEMPTIVE_TRANSIMPORT": "Preemptive", |
| 780 | "PREEMPTIVE_UNMARSHALPROPAGATIONTOKEN": "Preemptive", |
| 781 | "PREEMPTIVE_VSS_CREATESNAPSHOT": "Preemptive", |
| 782 | "PREEMPTIVE_VSS_CREATEVOLUMESNAPSHOT": "Preemptive", |
| 783 | "PREEMPTIVE_XE_CALLBACKEXECUTE": "Preemptive", |
| 784 | "PREEMPTIVE_XE_CX_FILE_OPEN": "Preemptive", |
| 785 | "PREEMPTIVE_XE_CX_HTTP_CALL": "Preemptive", |
| 786 | "PREEMPTIVE_XE_DISPATCHER": "Preemptive", |
| 787 | "PREEMPTIVE_XE_ENGINEINIT": "Preemptive", |
| 788 | "PREEMPTIVE_XE_GETTARGETSTATE": "Preemptive", |
| 789 | "PREEMPTIVE_XE_SESSIONCOMMIT": "Preemptive", |
| 790 | "PREEMPTIVE_XE_TARGETFINALIZE": "Preemptive", |
| 791 | "PREEMPTIVE_XE_TARGETINIT": "Preemptive", |
| 792 | "PREEMPTIVE_XE_TIMERRUN": "Preemptive", |
| 793 | "PREEMPTIVE_XETESTING": "Preemptive", |
| 794 | "PWAIT_HADR_ACTION_COMPLETED": "Replication", |
| 795 | "PWAIT_HADR_CHANGE_NOTIFIER_TERMINATION_SYNC": "Replication", |
| 796 | "PWAIT_HADR_CLUSTER_INTEGRATION": "Replication", |
| 797 | "PWAIT_HADR_FAILOVER_COMPLETED": "Replication", |
| 798 | "PWAIT_HADR_JOIN": "Replication", |
| 799 | "PWAIT_HADR_OFFLINE_COMPLETED": "Replication", |
| 800 | "PWAIT_HADR_ONLINE_COMPLETED": "Replication", |
| 801 | "PWAIT_HADR_POST_ONLINE_COMPLETED": "Replication", |
| 802 | "PWAIT_HADR_SERVER_READY_CONNECTIONS": "Replication", |
| 803 | "PWAIT_HADR_WORKITEM_COMPLETED": "Replication", |
| 804 | "REPLICA_WRITES": "Replication", |
| 805 | "RESOURCE_SEMAPHORE": "Memory", |
| 806 | "RESOURCE_SEMAPHORE_MUTEX": "Memory", |
| 807 | "RESOURCE_SEMAPHORE_QUERY_COMPILE": "Compilation", |
| 808 | "RESOURCE_SEMAPHORE_SMALL_QUERY": "Memory", |
| 809 | "SOS_PHYS_PAGE_CACHE": "Memory", |
| 810 | "SOS_RESERVEDMEMBLOCKLIST": "Memory", |
| 811 | "SOS_SCHEDULER_YIELD": "CPU", |
| 812 | "SOS_VIRTUALMEMORY_LOW": "Memory", |
| 813 | "SOS_WORK_DISPATCHER": "Worker Thread", |
| 814 | "SQLCLR_APPDOMAIN": "SQL CLR", |
| 815 | "SQLCLR_ASSEMBLY": "SQL CLR", |
| 816 | "SQLCLR_DEADLOCK_DETECTION": "SQL CLR", |
| 817 | "SQLCLR_QUANTUM_PUNISHMENT": "SQL CLR", |
| 818 | "THREADPOOL": "Worker Thread", |
| 819 | "TRACEWRITE": "Tracing", |
| 820 | "TRAN_MARKLATCH_DT": "Transaction", |
| 821 | "TRAN_MARKLATCH_EX": "Transaction", |
| 822 | "TRAN_MARKLATCH_KP": "Transaction", |
| 823 | "TRAN_MARKLATCH_NL": "Transaction", |
| 824 | "TRAN_MARKLATCH_SH": "Transaction", |
| 825 | "TRAN_MARKLATCH_UP": "Transaction", |
| 826 | "TRANSACTION_MUTEX": "Transaction", |
| 827 | "WRITELOG": "Tran Log IO", |
| 828 | "XACTLOCKINFO": "Transaction", |
| 829 | "XACT_OWN_TRANSACTION": "Transaction", |
| 830 | "XACT_RECLAIM_SESSION": "Transaction", |
| 831 | "XACT_SNAPSHOT": "Transaction", |
| 832 | } |
| 833 | |
| 834 | // getWaitCategory returns the category for a wait type, or "OTHER" if unknown |
| 835 | func getWaitCategory(waitType string) string { |
| 836 | if cat, ok := waitTypeCategories[waitType]; ok { |
| 837 | return cat |
| 838 | } |
| 839 | return "OTHER" |
| 840 | } |