// Copyright 2021 TiKV Authors // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. // NOTE: The code in this file is based on code from the // TiDB project, licensed under the Apache License v 2.0 // // https://github.com/pingcap/tidb/tree/cc5e161ac06827589c4966674597c137cc9e809c/store/tikv/metrics/shortcuts.go // // Copyright 2021 PingCAP, Inc. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. package metrics import "github.com/prometheus/client_golang/prometheus" // Shortcuts for performance improvement. var ( TxnCmdHistogramWithCommitInternal prometheus.Observer TxnCmdHistogramWithCommitGeneral prometheus.Observer TxnCmdHistogramWithRollbackInternal prometheus.Observer TxnCmdHistogramWithRollbackGeneral prometheus.Observer TxnCmdHistogramWithBatchGetInternal prometheus.Observer TxnCmdHistogramWithBatchGetGeneral prometheus.Observer TxnCmdHistogramWithGetInternal prometheus.Observer TxnCmdHistogramWithGetGeneral prometheus.Observer TxnCmdHistogramWithLockKeysInternal prometheus.Observer TxnCmdHistogramWithLockKeysGeneral prometheus.Observer RawkvCmdHistogramWithGet prometheus.Observer RawkvCmdHistogramWithBatchGet prometheus.Observer RawkvCmdHistogramWithBatchPut prometheus.Observer RawkvCmdHistogramWithDelete prometheus.Observer RawkvCmdHistogramWithBatchDelete prometheus.Observer RawkvCmdHistogramWithRawScan prometheus.Observer RawkvCmdHistogramWithRawReversScan prometheus.Observer RawkvSizeHistogramWithKey prometheus.Observer RawkvSizeHistogramWithValue prometheus.Observer RawkvCmdHistogramWithRawChecksum prometheus.Observer BackoffHistogramRPC prometheus.Observer BackoffHistogramLock prometheus.Observer BackoffHistogramLockFast prometheus.Observer BackoffHistogramPD prometheus.Observer BackoffHistogramRegionMiss prometheus.Observer BackoffHistogramRegionScheduling prometheus.Observer BackoffHistogramServerBusy prometheus.Observer BackoffHistogramTiKVDiskFull prometheus.Observer BackoffHistogramRegionRecoveryInProgress prometheus.Observer BackoffHistogramStaleCmd prometheus.Observer BackoffHistogramDataNotReady prometheus.Observer BackoffHistogramIsWitness prometheus.Observer BackoffHistogramEmpty prometheus.Observer TxnRegionsNumHistogramWithSnapshotInternal prometheus.Observer TxnRegionsNumHistogramWithSnapshot prometheus.Observer TxnRegionsNumHistogramPrewriteInternal prometheus.Observer TxnRegionsNumHistogramPrewrite prometheus.Observer TxnRegionsNumHistogramCommitInternal prometheus.Observer TxnRegionsNumHistogramCommit prometheus.Observer TxnRegionsNumHistogramCleanupInternal prometheus.Observer TxnRegionsNumHistogramCleanup prometheus.Observer TxnRegionsNumHistogramPessimisticLockInternal prometheus.Observer TxnRegionsNumHistogramPessimisticLock prometheus.Observer TxnRegionsNumHistogramPessimisticRollbackInternal prometheus.Observer TxnRegionsNumHistogramPessimisticRollback prometheus.Observer TxnRegionsNumHistogramWithCoprocessorInternal prometheus.Observer TxnRegionsNumHistogramWithCoprocessor prometheus.Observer TxnRegionsNumHistogramWithBatchCoprocessorInternal prometheus.Observer TxnRegionsNumHistogramWithBatchCoprocessor prometheus.Observer TxnWriteKVCountHistogramInternal prometheus.Observer TxnWriteKVCountHistogramGeneral prometheus.Observer TxnWriteSizeHistogramInternal prometheus.Observer TxnWriteSizeHistogramGeneral prometheus.Observer LockResolverCountWithBatchResolve prometheus.Counter LockResolverCountWithExpired prometheus.Counter LockResolverCountWithNotExpired prometheus.Counter LockResolverCountWithWaitExpired prometheus.Counter LockResolverCountWithResolve prometheus.Counter LockResolverCountWithResolveForWrite prometheus.Counter LockResolverCountWithResolveAsync prometheus.Counter LockResolverCountWithWriteConflict prometheus.Counter LockResolverCountWithQueryTxnStatus prometheus.Counter LockResolverCountWithQueryTxnStatusCommitted prometheus.Counter LockResolverCountWithQueryTxnStatusRolledBack prometheus.Counter LockResolverCountWithQueryCheckSecondaryLocks prometheus.Counter LockResolverCountWithResolveLocks prometheus.Counter LockResolverCountWithResolveLockLite prometheus.Counter RegionCacheCounterWithInvalidateRegionFromCacheOK prometheus.Counter RegionCacheCounterWithSendFail prometheus.Counter RegionCacheCounterWithGetRegionByIDOK prometheus.Counter RegionCacheCounterWithGetRegionByIDError prometheus.Counter RegionCacheCounterWithGetCacheMissOK prometheus.Counter RegionCacheCounterWithGetCacheMissError prometheus.Counter RegionCacheCounterWithScanRegionsOK prometheus.Counter RegionCacheCounterWithScanRegionsError prometheus.Counter RegionCacheCounterWithBatchScanRegionsOK prometheus.Counter RegionCacheCounterWithBatchScanRegionsError prometheus.Counter RegionCacheCounterWithGetStoreOK prometheus.Counter RegionCacheCounterWithGetStoreError prometheus.Counter RegionCacheCounterWithInvalidateStoreRegionsOK prometheus.Counter LoadRegionCacheHistogramWhenCacheMiss prometheus.Observer LoadRegionCacheHistogramWithRegions prometheus.Observer LoadRegionCacheHistogramWithBatchScanRegions prometheus.Observer LoadRegionCacheHistogramWithRegionByID prometheus.Observer LoadRegionCacheHistogramWithGetStore prometheus.Observer TxnHeartBeatHistogramOK prometheus.Observer TxnHeartBeatHistogramError prometheus.Observer StatusCountWithOK prometheus.Counter StatusCountWithError prometheus.Counter SecondaryLockCleanupFailureCounterCommit prometheus.Counter SecondaryLockCleanupFailureCounterRollback prometheus.Counter TwoPCTxnCounterOk prometheus.Counter TwoPCTxnCounterError prometheus.Counter AsyncCommitTxnCounterOk prometheus.Counter AsyncCommitTxnCounterError prometheus.Counter OnePCTxnCounterOk prometheus.Counter OnePCTxnCounterError prometheus.Counter OnePCTxnCounterFallback prometheus.Counter BatchRecvHistogramOK prometheus.Observer BatchRecvHistogramError prometheus.Observer PrewriteAssertionUsageCounterNone prometheus.Counter PrewriteAssertionUsageCounterExist prometheus.Counter PrewriteAssertionUsageCounterNotExist prometheus.Counter PrewriteAssertionUsageCounterUnknown prometheus.Counter AggressiveLockedKeysNew prometheus.Counter AggressiveLockedKeysDerived prometheus.Counter AggressiveLockedKeysLockedWithConflict prometheus.Counter AggressiveLockedKeysNonForceLock prometheus.Counter StaleReadHitCounter prometheus.Counter StaleReadMissCounter prometheus.Counter StaleReadReqLocalCounter prometheus.Counter StaleReadReqCrossZoneCounter prometheus.Counter StaleReadLocalInBytes prometheus.Counter StaleReadLocalOutBytes prometheus.Counter StaleReadRemoteInBytes prometheus.Counter StaleReadRemoteOutBytes prometheus.Counter BatchRequestDurationSend prometheus.Observer BatchRequestDurationRecv prometheus.Observer BatchRequestDurationDone prometheus.Observer ReadRequestLeaderLocalBytes prometheus.Observer ReadRequestLeaderRemoteBytes prometheus.Observer ReadRequestFollowerLocalBytes prometheus.Observer ReadRequestFollowerRemoteBytes prometheus.Observer TxnFileRequestsOk prometheus.Counter TxnFileRequestsError prometheus.Counter TxnFileWriteBytesInternal prometheus.Counter TxnFileWriteBytesGeneral prometheus.Counter TxnFileMutationSizeInternal prometheus.Observer TxnFileMutationSizeGeneral prometheus.Observer TxnFileDurationInternal prometheus.Observer TxnFileDurationGeneral prometheus.Observer ) func initShortcuts() { TxnCmdHistogramWithCommitInternal = TiKVTxnCmdHistogram.WithLabelValues(LblCommit, LblInternal) TxnCmdHistogramWithCommitGeneral = TiKVTxnCmdHistogram.WithLabelValues(LblCommit, LblGeneral) TxnCmdHistogramWithRollbackInternal = TiKVTxnCmdHistogram.WithLabelValues(LblRollback, LblInternal) TxnCmdHistogramWithRollbackGeneral = TiKVTxnCmdHistogram.WithLabelValues(LblRollback, LblGeneral) TxnCmdHistogramWithBatchGetInternal = TiKVTxnCmdHistogram.WithLabelValues(LblBatchGet, LblInternal) TxnCmdHistogramWithBatchGetGeneral = TiKVTxnCmdHistogram.WithLabelValues(LblBatchGet, LblGeneral) TxnCmdHistogramWithGetInternal = TiKVTxnCmdHistogram.WithLabelValues(LblGet, LblInternal) TxnCmdHistogramWithGetGeneral = TiKVTxnCmdHistogram.WithLabelValues(LblGet, LblGeneral) TxnCmdHistogramWithLockKeysInternal = TiKVTxnCmdHistogram.WithLabelValues(LblLockKeys, LblInternal) TxnCmdHistogramWithLockKeysGeneral = TiKVTxnCmdHistogram.WithLabelValues(LblLockKeys, LblGeneral) RawkvCmdHistogramWithGet = TiKVRawkvCmdHistogram.WithLabelValues("get") RawkvCmdHistogramWithBatchGet = TiKVRawkvCmdHistogram.WithLabelValues("batch_get") RawkvCmdHistogramWithBatchPut = TiKVRawkvCmdHistogram.WithLabelValues("batch_put") RawkvCmdHistogramWithDelete = TiKVRawkvCmdHistogram.WithLabelValues("delete") RawkvCmdHistogramWithBatchDelete = TiKVRawkvCmdHistogram.WithLabelValues("batch_delete") RawkvCmdHistogramWithRawScan = TiKVRawkvCmdHistogram.WithLabelValues("raw_scan") RawkvCmdHistogramWithRawReversScan = TiKVRawkvCmdHistogram.WithLabelValues("raw_reverse_scan") RawkvSizeHistogramWithKey = TiKVRawkvSizeHistogram.WithLabelValues("key") RawkvSizeHistogramWithValue = TiKVRawkvSizeHistogram.WithLabelValues("value") RawkvCmdHistogramWithRawChecksum = TiKVRawkvSizeHistogram.WithLabelValues("raw_checksum") BackoffHistogramRPC = TiKVBackoffHistogram.WithLabelValues("tikvRPC") BackoffHistogramLock = TiKVBackoffHistogram.WithLabelValues("txnLock") BackoffHistogramLockFast = TiKVBackoffHistogram.WithLabelValues("tikvLockFast") BackoffHistogramPD = TiKVBackoffHistogram.WithLabelValues("pdRPC") BackoffHistogramRegionMiss = TiKVBackoffHistogram.WithLabelValues("regionMiss") BackoffHistogramRegionScheduling = TiKVBackoffHistogram.WithLabelValues("regionScheduling") BackoffHistogramServerBusy = TiKVBackoffHistogram.WithLabelValues("serverBusy") BackoffHistogramTiKVDiskFull = TiKVBackoffHistogram.WithLabelValues("tikvDiskFull") BackoffHistogramRegionRecoveryInProgress = TiKVBackoffHistogram.WithLabelValues("regionRecoveryInProgress") BackoffHistogramStaleCmd = TiKVBackoffHistogram.WithLabelValues("staleCommand") BackoffHistogramDataNotReady = TiKVBackoffHistogram.WithLabelValues("dataNotReady") BackoffHistogramIsWitness = TiKVBackoffHistogram.WithLabelValues("isWitness") BackoffHistogramEmpty = TiKVBackoffHistogram.WithLabelValues("") TxnRegionsNumHistogramWithSnapshotInternal = TiKVTxnRegionsNumHistogram.WithLabelValues("snapshot", LblInternal) TxnRegionsNumHistogramWithSnapshot = TiKVTxnRegionsNumHistogram.WithLabelValues("snapshot", LblGeneral) TxnRegionsNumHistogramPrewriteInternal = TiKVTxnRegionsNumHistogram.WithLabelValues("2pc_prewrite", LblInternal) TxnRegionsNumHistogramPrewrite = TiKVTxnRegionsNumHistogram.WithLabelValues("2pc_prewrite", LblGeneral) TxnRegionsNumHistogramCommitInternal = TiKVTxnRegionsNumHistogram.WithLabelValues("2pc_commit", LblInternal) TxnRegionsNumHistogramCommit = TiKVTxnRegionsNumHistogram.WithLabelValues("2pc_commit", LblGeneral) TxnRegionsNumHistogramCleanupInternal = TiKVTxnRegionsNumHistogram.WithLabelValues("2pc_cleanup", LblInternal) TxnRegionsNumHistogramCleanup = TiKVTxnRegionsNumHistogram.WithLabelValues("2pc_cleanup", LblGeneral) TxnRegionsNumHistogramPessimisticLockInternal = TiKVTxnRegionsNumHistogram.WithLabelValues("2pc_pessimistic_lock", LblInternal) TxnRegionsNumHistogramPessimisticLock = TiKVTxnRegionsNumHistogram.WithLabelValues("2pc_pessimistic_lock", LblGeneral) TxnRegionsNumHistogramPessimisticRollbackInternal = TiKVTxnRegionsNumHistogram.WithLabelValues("2pc_pessimistic_rollback", LblInternal) TxnRegionsNumHistogramPessimisticRollback = TiKVTxnRegionsNumHistogram.WithLabelValues("2pc_pessimistic_rollback", LblGeneral) TxnRegionsNumHistogramWithCoprocessorInternal = TiKVTxnRegionsNumHistogram.WithLabelValues("coprocessor", LblInternal) TxnRegionsNumHistogramWithCoprocessor = TiKVTxnRegionsNumHistogram.WithLabelValues("batch_coprocessor", LblGeneral) TxnRegionsNumHistogramWithBatchCoprocessorInternal = TiKVTxnRegionsNumHistogram.WithLabelValues("coprocessor", LblInternal) TxnRegionsNumHistogramWithBatchCoprocessor = TiKVTxnRegionsNumHistogram.WithLabelValues("batch_coprocessor", LblGeneral) TxnWriteKVCountHistogramInternal = TiKVTxnWriteKVCountHistogram.WithLabelValues(LblInternal) TxnWriteKVCountHistogramGeneral = TiKVTxnWriteKVCountHistogram.WithLabelValues(LblGeneral) TxnWriteSizeHistogramInternal = TiKVTxnWriteSizeHistogram.WithLabelValues(LblInternal) TxnWriteSizeHistogramGeneral = TiKVTxnWriteSizeHistogram.WithLabelValues(LblGeneral) LockResolverCountWithBatchResolve = TiKVLockResolverCounter.WithLabelValues("batch_resolve") LockResolverCountWithExpired = TiKVLockResolverCounter.WithLabelValues("expired") LockResolverCountWithNotExpired = TiKVLockResolverCounter.WithLabelValues("not_expired") LockResolverCountWithWaitExpired = TiKVLockResolverCounter.WithLabelValues("wait_expired") LockResolverCountWithResolve = TiKVLockResolverCounter.WithLabelValues("resolve") LockResolverCountWithResolveForWrite = TiKVLockResolverCounter.WithLabelValues("resolve_for_write") LockResolverCountWithResolveAsync = TiKVLockResolverCounter.WithLabelValues("resolve_async_commit") LockResolverCountWithWriteConflict = TiKVLockResolverCounter.WithLabelValues("write_conflict") LockResolverCountWithQueryTxnStatus = TiKVLockResolverCounter.WithLabelValues("query_txn_status") LockResolverCountWithQueryTxnStatusCommitted = TiKVLockResolverCounter.WithLabelValues("query_txn_status_committed") LockResolverCountWithQueryTxnStatusRolledBack = TiKVLockResolverCounter.WithLabelValues("query_txn_status_rolled_back") LockResolverCountWithQueryCheckSecondaryLocks = TiKVLockResolverCounter.WithLabelValues("query_check_secondary_locks") LockResolverCountWithResolveLocks = TiKVLockResolverCounter.WithLabelValues("query_resolve_locks") LockResolverCountWithResolveLockLite = TiKVLockResolverCounter.WithLabelValues("query_resolve_lock_lite") RegionCacheCounterWithInvalidateRegionFromCacheOK = TiKVRegionCacheCounter.WithLabelValues("invalidate_region_from_cache", "ok") RegionCacheCounterWithSendFail = TiKVRegionCacheCounter.WithLabelValues("send_fail", "ok") RegionCacheCounterWithGetRegionByIDOK = TiKVRegionCacheCounter.WithLabelValues("get_region_by_id", "ok") RegionCacheCounterWithGetRegionByIDError = TiKVRegionCacheCounter.WithLabelValues("get_region_by_id", "err") RegionCacheCounterWithGetCacheMissOK = TiKVRegionCacheCounter.WithLabelValues("get_region_when_miss", "ok") RegionCacheCounterWithGetCacheMissError = TiKVRegionCacheCounter.WithLabelValues("get_region_when_miss", "err") RegionCacheCounterWithScanRegionsOK = TiKVRegionCacheCounter.WithLabelValues("scan_regions", "ok") RegionCacheCounterWithScanRegionsError = TiKVRegionCacheCounter.WithLabelValues("scan_regions", "err") RegionCacheCounterWithBatchScanRegionsOK = TiKVRegionCacheCounter.WithLabelValues("batch_scan_regions", "ok") RegionCacheCounterWithBatchScanRegionsError = TiKVRegionCacheCounter.WithLabelValues("batch_scan_regions", "err") RegionCacheCounterWithGetStoreOK = TiKVRegionCacheCounter.WithLabelValues("get_store", "ok") RegionCacheCounterWithGetStoreError = TiKVRegionCacheCounter.WithLabelValues("get_store", "err") RegionCacheCounterWithInvalidateStoreRegionsOK = TiKVRegionCacheCounter.WithLabelValues("invalidate_store_regions", "ok") LoadRegionCacheHistogramWhenCacheMiss = TiKVLoadRegionCacheHistogram.WithLabelValues("get_region_when_miss") LoadRegionCacheHistogramWithRegionByID = TiKVLoadRegionCacheHistogram.WithLabelValues("get_region_by_id") LoadRegionCacheHistogramWithRegions = TiKVLoadRegionCacheHistogram.WithLabelValues("scan_regions") LoadRegionCacheHistogramWithBatchScanRegions = TiKVLoadRegionCacheHistogram.WithLabelValues("batch_scan_regions") LoadRegionCacheHistogramWithGetStore = TiKVLoadRegionCacheHistogram.WithLabelValues("get_store") TxnHeartBeatHistogramOK = TiKVTxnHeartBeatHistogram.WithLabelValues("ok") TxnHeartBeatHistogramError = TiKVTxnHeartBeatHistogram.WithLabelValues("err") StatusCountWithOK = TiKVStatusCounter.WithLabelValues("ok") StatusCountWithError = TiKVStatusCounter.WithLabelValues("err") SecondaryLockCleanupFailureCounterCommit = TiKVSecondaryLockCleanupFailureCounter.WithLabelValues("commit") SecondaryLockCleanupFailureCounterRollback = TiKVSecondaryLockCleanupFailureCounter.WithLabelValues("rollback") TwoPCTxnCounterOk = TiKVTwoPCTxnCounter.WithLabelValues("ok") TwoPCTxnCounterError = TiKVTwoPCTxnCounter.WithLabelValues("err") AsyncCommitTxnCounterOk = TiKVAsyncCommitTxnCounter.WithLabelValues("ok") AsyncCommitTxnCounterError = TiKVAsyncCommitTxnCounter.WithLabelValues("err") OnePCTxnCounterOk = TiKVOnePCTxnCounter.WithLabelValues("ok") OnePCTxnCounterError = TiKVOnePCTxnCounter.WithLabelValues("err") OnePCTxnCounterFallback = TiKVOnePCTxnCounter.WithLabelValues("fallback") BatchRequestDurationSend = TiKVBatchRequestDuration.WithLabelValues("send") BatchRequestDurationRecv = TiKVBatchRequestDuration.WithLabelValues("recv") BatchRequestDurationDone = TiKVBatchRequestDuration.WithLabelValues("done") PrewriteAssertionUsageCounterNone = TiKVPrewriteAssertionUsageCounter.WithLabelValues("none") PrewriteAssertionUsageCounterExist = TiKVPrewriteAssertionUsageCounter.WithLabelValues("exist") PrewriteAssertionUsageCounterNotExist = TiKVPrewriteAssertionUsageCounter.WithLabelValues("not-exist") PrewriteAssertionUsageCounterUnknown = TiKVPrewriteAssertionUsageCounter.WithLabelValues("unknown") // Counts new locks trying to acquire inside an aggressive locking stage. AggressiveLockedKeysNew = TiKVAggressiveLockedKeysCounter.WithLabelValues("new") // Counts locks trying to acquire inside an aggressive locking stage, but it's already locked in the previous // aggressive locking stage (before the latest invocation to `RetryAggressiveLocking`), in which case the lock // can be *derived* from the previous stage and no RPC is needed for the key. AggressiveLockedKeysDerived = TiKVAggressiveLockedKeysCounter.WithLabelValues("derived") // Counts locks that's forced acquired ignoring the WriteConflict. AggressiveLockedKeysLockedWithConflict = TiKVAggressiveLockedKeysCounter.WithLabelValues("locked_with_conflict") // Counts locks that's acquired within an aggressive locking stage, but with force-lock disabled (by passing // `WakeUpMode = PessimisticLockWakeUpMode_WakeUpModeNormal`, which will disable `allow_lock_with_conflict` in // TiKV). AggressiveLockedKeysNonForceLock = TiKVAggressiveLockedKeysCounter.WithLabelValues("non_force_lock") StaleReadHitCounter = TiKVStaleReadCounter.WithLabelValues("hit") StaleReadMissCounter = TiKVStaleReadCounter.WithLabelValues("miss") StaleReadReqLocalCounter = TiKVStaleReadReqCounter.WithLabelValues("local") StaleReadReqCrossZoneCounter = TiKVStaleReadReqCounter.WithLabelValues("cross-zone") StaleReadLocalInBytes = TiKVStaleReadBytes.WithLabelValues("local", "in") StaleReadLocalOutBytes = TiKVStaleReadBytes.WithLabelValues("local", "out") StaleReadRemoteInBytes = TiKVStaleReadBytes.WithLabelValues("cross-zone", "in") StaleReadRemoteOutBytes = TiKVStaleReadBytes.WithLabelValues("cross-zone", "out") ReadRequestLeaderLocalBytes = TiKVReadRequestBytes.WithLabelValues("leader", "local") ReadRequestLeaderRemoteBytes = TiKVReadRequestBytes.WithLabelValues("leader", "cross-zone") ReadRequestFollowerLocalBytes = TiKVReadRequestBytes.WithLabelValues("follower", "local") ReadRequestFollowerRemoteBytes = TiKVReadRequestBytes.WithLabelValues("follower", "cross-zone") TxnFileRequestsOk = TiKVTxnFileRequestCounter.WithLabelValues("ok") TxnFileRequestsError = TiKVTxnFileRequestCounter.WithLabelValues("err") TxnFileWriteBytesInternal = TiKVTxnFileWriteBytes.WithLabelValues(LblInternal) TxnFileWriteBytesGeneral = TiKVTxnFileWriteBytes.WithLabelValues(LblGeneral) TxnFileMutationSizeInternal = TiKVTxnFileMutationSizeHistogram.WithLabelValues(LblInternal) TxnFileMutationSizeGeneral = TiKVTxnFileMutationSizeHistogram.WithLabelValues(LblGeneral) TxnFileDurationInternal = TiKVTxnFileDuration.WithLabelValues(LblInternal) TxnFileDurationGeneral = TiKVTxnFileDuration.WithLabelValues(LblGeneral) }