# [[metric:wait_event_share]] > 重复活动会话采样中归属于某事件的比例。 --- 重复活动会话采样中归属于某事件的比例。 ## 被哪些等待事件引用 {#wait-events} - [Activity/ArchiverMain](/zh/activity/archiver-main/) - [Activity/AutovacuumMain](/zh/activity/autovacuum-main/) - [Activity/BgwriterHibernate](/zh/activity/bgwriter-hibernate/) - [Activity/BgwriterMain](/zh/activity/bgwriter-main/) - [Activity/CheckpointerMain](/zh/activity/checkpointer-main/) - [Activity/CheckpointerShutdown](/zh/activity/checkpointer-shutdown/) - [Activity/IoWorkerMain](/zh/activity/io-worker-main/) - [Activity/LogicalApplyMain](/zh/activity/logical-apply-main/) - [Activity/LogicalLauncherMain](/zh/activity/logical-launcher-main/) - [Activity/LogicalParallelApplyMain](/zh/activity/logical-parallel-apply-main/) - [Activity/PgStatMain](/zh/activity/pg-stat-main/) - [Activity/RecoveryWalStream](/zh/activity/recovery-wal-stream/) - [Activity/ReplicationSlotsyncMain](/zh/activity/replication-slotsync-main/) - [Activity/ReplicationSlotsyncShutdown](/zh/activity/replication-slotsync-shutdown/) - [Activity/SysloggerMain](/zh/activity/syslogger-main/) - [Activity/WalReceiverMain](/zh/activity/wal-receiver-main/) - [Activity/WalSenderMain](/zh/activity/wal-sender-main/) - [Activity/WalSummarizerWal](/zh/activity/wal-summarizer-wal/) - [Activity/WalWriterMain](/zh/activity/wal-writer-main/) - [BufferPin/BufferPin](/zh/bufferpin/buffer-pin/) - [Client/ClientRead](/zh/client/client-read/) - [Client/ClientWrite](/zh/client/client-write/) - [Client/GssOpenServer](/zh/client/gss-open-server/) - [Client/LibpqwalreceiverConnect](/zh/client/libpqwalreceiver-connect/) - [Client/LibpqwalreceiverReceive](/zh/client/libpqwalreceiver-receive/) - [Client/SslOpenServer](/zh/client/ssl-open-server/) - [Client/WaitForStandbyConfirmation](/zh/client/wait-for-standby-confirmation/) - [Client/WalSenderWaitForWal](/zh/client/wal-sender-wait-for-wal/) - [Client/WalSenderWriteData](/zh/client/wal-sender-write-data/) - [Extension/Extension](/zh/extension/) - [IO/AioIoCompletion](/zh/io/aio-io-completion/) - [IO/AioIoUringExecution](/zh/io/aio-io-uring-execution/) - [IO/AioIoUringSubmit](/zh/io/aio-io-uring-submit/) - [IO/BasebackupRead](/zh/io/basebackup-read/) - [IO/BasebackupSync](/zh/io/basebackup-sync/) - [IO/BasebackupWrite](/zh/io/basebackup-write/) - [IO/BuffileRead](/zh/io/buffile-read/) - [IO/BuffileTruncate](/zh/io/buffile-truncate/) - [IO/BuffileWrite](/zh/io/buffile-write/) - [IO/ControlFileRead](/zh/io/control-file-read/) - [IO/ControlFileSync](/zh/io/control-file-sync/) - [IO/ControlFileSyncUpdate](/zh/io/control-file-sync-update/) - [IO/ControlFileWrite](/zh/io/control-file-write/) - [IO/ControlFileWriteUpdate](/zh/io/control-file-write-update/) - [IO/CopyFileCopy](/zh/io/copy-file-copy/) - [IO/CopyFileRead](/zh/io/copy-file-read/) - [IO/CopyFileWrite](/zh/io/copy-file-write/) - [IO/DataFileExtend](/zh/io/data-file-extend/) - [IO/DataFileFlush](/zh/io/data-file-flush/) - [IO/DataFileImmediateSync](/zh/io/data-file-immediate-sync/) - [IO/DataFilePrefetch](/zh/io/data-file-prefetch/) - [IO/DataFileRead](/zh/io/data-file-read/) - [IO/DataFileSync](/zh/io/data-file-sync/) - [IO/DataFileTruncate](/zh/io/data-file-truncate/) - [IO/DataFileWrite](/zh/io/data-file-write/) - [IO/DsmAllocate](/zh/io/dsm-allocate/) - [IO/DsmFillZeroWrite](/zh/io/dsm-fill-zero-write/) - [IO/LockFileAddtodatadirRead](/zh/io/lock-file-addtodatadir-read/) - [IO/LockFileAddtodatadirSync](/zh/io/lock-file-addtodatadir-sync/) - [IO/LockFileAddtodatadirWrite](/zh/io/lock-file-addtodatadir-write/) - [IO/LockFileCreateRead](/zh/io/lock-file-create-read/) - [IO/LockFileCreateSync](/zh/io/lock-file-create-sync/) - [IO/LockFileCreateWrite](/zh/io/lock-file-create-write/) - [IO/LockFileRecheckdatadirRead](/zh/io/lock-file-recheckdatadir-read/) - [IO/LogicalChangesRead](/zh/io/logical-changes-read/) - [IO/LogicalChangesWrite](/zh/io/logical-changes-write/) - [IO/LogicalRewriteCheckpointSync](/zh/io/logical-rewrite-checkpoint-sync/) - [IO/LogicalRewriteMappingSync](/zh/io/logical-rewrite-mapping-sync/) - [IO/LogicalRewriteMappingWrite](/zh/io/logical-rewrite-mapping-write/) - [IO/LogicalRewriteSync](/zh/io/logical-rewrite-sync/) - [IO/LogicalRewriteTruncate](/zh/io/logical-rewrite-truncate/) - [IO/LogicalRewriteWrite](/zh/io/logical-rewrite-write/) - [IO/LogicalSubxactRead](/zh/io/logical-subxact-read/) - [IO/LogicalSubxactWrite](/zh/io/logical-subxact-write/) - [IO/RelationMapRead](/zh/io/relation-map-read/) - [IO/RelationMapReplace](/zh/io/relation-map-replace/) - [IO/RelationMapSync](/zh/io/relation-map-sync/) - [IO/RelationMapWrite](/zh/io/relation-map-write/) - [IO/ReorderBufferRead](/zh/io/reorder-buffer-read/) - [IO/ReorderBufferWrite](/zh/io/reorder-buffer-write/) - [IO/ReorderLogicalMappingRead](/zh/io/reorder-logical-mapping-read/) - [IO/ReplicationSlotRead](/zh/io/replication-slot-read/) - [IO/ReplicationSlotRestoreSync](/zh/io/replication-slot-restore-sync/) - [IO/ReplicationSlotSync](/zh/io/replication-slot-sync/) - [IO/ReplicationSlotWrite](/zh/io/replication-slot-write/) - [IO/SlruFlushSync](/zh/io/slru-flush-sync/) - [IO/SlruRead](/zh/io/slru-read/) - [IO/SlruSync](/zh/io/slru-sync/) - [IO/SlruWrite](/zh/io/slru-write/) - [IO/SnapbuildRead](/zh/io/snapbuild-read/) - [IO/SnapbuildSync](/zh/io/snapbuild-sync/) - [IO/SnapbuildWrite](/zh/io/snapbuild-write/) - [IO/TimelineHistoryFileSync](/zh/io/timeline-history-file-sync/) - [IO/TimelineHistoryFileWrite](/zh/io/timeline-history-file-write/) - [IO/TimelineHistoryRead](/zh/io/timeline-history-read/) - [IO/TimelineHistorySync](/zh/io/timeline-history-sync/) - [IO/TimelineHistoryWrite](/zh/io/timeline-history-write/) - [IO/TwophaseFileRead](/zh/io/twophase-file-read/) - [IO/TwophaseFileSync](/zh/io/twophase-file-sync/) - [IO/TwophaseFileWrite](/zh/io/twophase-file-write/) - [IO/VersionFileSync](/zh/io/version-file-sync/) - [IO/VersionFileWrite](/zh/io/version-file-write/) - [IO/WalBootstrapSync](/zh/io/wal-bootstrap-sync/) - [IO/WalBootstrapWrite](/zh/io/wal-bootstrap-write/) - [IO/WalCopyRead](/zh/io/wal-copy-read/) - [IO/WalCopySync](/zh/io/wal-copy-sync/) - [IO/WalCopyWrite](/zh/io/wal-copy-write/) - [IO/WalInitSync](/zh/io/wal-init-sync/) - [IO/WalInitWrite](/zh/io/wal-init-write/) - [IO/WalRead](/zh/io/wal-read/) - [IO/WalSummaryRead](/zh/io/wal-summary-read/) - [IO/WalSummaryWrite](/zh/io/wal-summary-write/) - [IO/WalSync](/zh/io/wal-sync/) - [IO/WalSyncMethodAssign](/zh/io/wal-sync-method-assign/) - [IO/WalWrite](/zh/io/wal-write/) - [IO/WalsenderTimelineHistoryRead](/zh/io/walsender-timeline-history-read/) - [IPC/AppendReady](/zh/ipc/append-ready/) - [IPC/ArchiveCleanupCommand](/zh/ipc/archive-cleanup-command/) - [IPC/ArchiveCommand](/zh/ipc/archive-command/) - [IPC/BackendTermination](/zh/ipc/backend-termination/) - [IPC/BackupWaitWalArchive](/zh/ipc/backup-wait-wal-archive/) - [IPC/BgworkerShutdown](/zh/ipc/bgworker-shutdown/) - [IPC/BgworkerStartup](/zh/ipc/bgworker-startup/) - [IPC/BtreePage](/zh/ipc/btree-page/) - [IPC/BufferIo](/zh/ipc/buffer-io/) - [IPC/CheckpointDelayComplete](/zh/ipc/checkpoint-delay-complete/) - [IPC/CheckpointDelayStart](/zh/ipc/checkpoint-delay-start/) - [IPC/CheckpointDone](/zh/ipc/checkpoint-done/) - [IPC/CheckpointStart](/zh/ipc/checkpoint-start/) - [IPC/ExecuteGather](/zh/ipc/execute-gather/) - [IPC/HashBatchAllocate](/zh/ipc/hash-batch-allocate/) - [IPC/HashBatchElect](/zh/ipc/hash-batch-elect/) - [IPC/HashBatchLoad](/zh/ipc/hash-batch-load/) - [IPC/HashBuildAllocate](/zh/ipc/hash-build-allocate/) - [IPC/HashBuildElect](/zh/ipc/hash-build-elect/) - [IPC/HashBuildHashInner](/zh/ipc/hash-build-hash-inner/) - [IPC/HashBuildHashOuter](/zh/ipc/hash-build-hash-outer/) - [IPC/HashGrowBatchesDecide](/zh/ipc/hash-grow-batches-decide/) - [IPC/HashGrowBatchesElect](/zh/ipc/hash-grow-batches-elect/) - [IPC/HashGrowBatchesFinish](/zh/ipc/hash-grow-batches-finish/) - [IPC/HashGrowBatchesReallocate](/zh/ipc/hash-grow-batches-reallocate/) - [IPC/HashGrowBatchesRepartition](/zh/ipc/hash-grow-batches-repartition/) - [IPC/HashGrowBucketsElect](/zh/ipc/hash-grow-buckets-elect/) - [IPC/HashGrowBucketsReallocate](/zh/ipc/hash-grow-buckets-reallocate/) - [IPC/HashGrowBucketsReinsert](/zh/ipc/hash-grow-buckets-reinsert/) - [IPC/LogicalApplySendData](/zh/ipc/logical-apply-send-data/) - [IPC/LogicalParallelApplyStateChange](/zh/ipc/logical-parallel-apply-state-change/) - [IPC/LogicalSyncData](/zh/ipc/logical-sync-data/) - [IPC/LogicalSyncStateChange](/zh/ipc/logical-sync-state-change/) - [IPC/MessageQueueInternal](/zh/ipc/message-queue-internal/) - [IPC/MessageQueuePutMessage](/zh/ipc/message-queue-put-message/) - [IPC/MessageQueueReceive](/zh/ipc/message-queue-receive/) - [IPC/MessageQueueSend](/zh/ipc/message-queue-send/) - [IPC/MultixactCreation](/zh/ipc/multixact-creation/) - [IPC/ParallelBitmapScan](/zh/ipc/parallel-bitmap-scan/) - [IPC/ParallelCreateIndexScan](/zh/ipc/parallel-create-index-scan/) - [IPC/ParallelFinish](/zh/ipc/parallel-finish/) - [IPC/ProcSignalBarrier](/zh/ipc/proc-signal-barrier/) - [IPC/ProcarrayGroupUpdate](/zh/ipc/procarray-group-update/) - [IPC/Promote](/zh/ipc/promote/) - [IPC/RecoveryConflictSnapshot](/zh/ipc/recovery-conflict-snapshot/) - [IPC/RecoveryConflictTablespace](/zh/ipc/recovery-conflict-tablespace/) - [IPC/RecoveryEndCommand](/zh/ipc/recovery-end-command/) - [IPC/RecoveryPause](/zh/ipc/recovery-pause/) - [IPC/ReplicationOriginDrop](/zh/ipc/replication-origin-drop/) - [IPC/ReplicationSlotDrop](/zh/ipc/replication-slot-drop/) - [IPC/RestoreCommand](/zh/ipc/restore-command/) - [IPC/SafeSnapshot](/zh/ipc/safe-snapshot/) - [IPC/SyncRep](/zh/ipc/sync-rep/) - [IPC/WalReceiverExit](/zh/ipc/wal-receiver-exit/) - [IPC/WalReceiverUpstreamCatchup](/zh/ipc/wal-receiver-upstream-catchup/) - [IPC/WalReceiverWaitStart](/zh/ipc/wal-receiver-wait-start/) - [IPC/WalSummaryReady](/zh/ipc/wal-summary-ready/) - [IPC/XactGroupUpdate](/zh/ipc/xact-group-update/) - [Lock/advisory](/zh/lock/advisory/) - [Lock/applytransaction](/zh/lock/applytransaction/) - [Lock/extend](/zh/lock/extend/) - [Lock/frozenid](/zh/lock/frozenid/) - [Lock/object](/zh/lock/object/) - [Lock/page](/zh/lock/page/) - [Lock/relation](/zh/lock/relation/) - [Lock/spectoken](/zh/lock/spectoken/) - [Lock/transactionid](/zh/lock/transactionid/) - [Lock/tuple](/zh/lock/tuple/) - [Lock/userlock](/zh/lock/userlock/) - [Lock/virtualxid](/zh/lock/virtualxid/) - [LWLock/AddinShmemInit](/zh/lwlock/addin-shmem-init/) - [LWLock/AioUringCompletion](/zh/lwlock/aio-uring-completion/) - [LWLock/AioWorkerSubmissionQueue](/zh/lwlock/aio-worker-submission-queue/) - [LWLock/AutoFile](/zh/lwlock/auto-file/) - [LWLock/Autovacuum](/zh/lwlock/autovacuum/) - [LWLock/AutovacuumSchedule](/zh/lwlock/autovacuum-schedule/) - [LWLock/BackgroundWorker](/zh/lwlock/background-worker/) - [LWLock/BtreeVacuum](/zh/lwlock/btree-vacuum/) - [LWLock/BufferContent](/zh/lwlock/buffer-content/) - [LWLock/BufferMapping](/zh/lwlock/buffer-mapping/) - [LWLock/Checkpoint](/zh/lwlock/checkpoint/) - [LWLock/CheckpointerComm](/zh/lwlock/checkpointer-comm/) - [LWLock/CommitTs](/zh/lwlock/commit-ts/) - [LWLock/CommitTsBuffer](/zh/lwlock/commit-ts-buffer/) - [LWLock/CommitTsSLRU](/zh/lwlock/commit-ts-slru/) - [LWLock/ControlFile](/zh/lwlock/control-file/) - [LWLock/DSMRegistry](/zh/lwlock/dsm-registry/) - [LWLock/DSMRegistryDSA](/zh/lwlock/dsm-registry-dsa/) - [LWLock/DSMRegistryHash](/zh/lwlock/dsm-registry-hash/) - [LWLock/DynamicSharedMemoryControl](/zh/lwlock/dynamic-shared-memory-control/) - [LWLock/InjectionPoint](/zh/lwlock/injection-point/) - [LWLock/LockFastPath](/zh/lwlock/lock-fast-path/) - [LWLock/LockManager](/zh/lwlock/lock-manager/) - [LWLock/LogicalRepLauncherDSA](/zh/lwlock/logical-rep-launcher-dsa/) - [LWLock/LogicalRepLauncherHash](/zh/lwlock/logical-rep-launcher-hash/) - [LWLock/LogicalRepWorker](/zh/lwlock/logical-rep-worker/) - [LWLock/MultiXactGen](/zh/lwlock/multi-xact-gen/) - [LWLock/MultiXactMemberBuffer](/zh/lwlock/multi-xact-member-buffer/) - [LWLock/MultiXactMemberSLRU](/zh/lwlock/multi-xact-member-slru/) - [LWLock/MultiXactOffsetBuffer](/zh/lwlock/multi-xact-offset-buffer/) - [LWLock/MultiXactOffsetSLRU](/zh/lwlock/multi-xact-offset-slru/) - [LWLock/MultiXactTruncation](/zh/lwlock/multi-xact-truncation/) - [LWLock/NotifyBuffer](/zh/lwlock/notify-buffer/) - [LWLock/NotifyQueue](/zh/lwlock/notify-queue/) - [LWLock/NotifyQueueTail](/zh/lwlock/notify-queue-tail/) - [LWLock/NotifySLRU](/zh/lwlock/notify-slru/) - [LWLock/OidGen](/zh/lwlock/oid-gen/) - [LWLock/OldSnapshotTimeMap](/zh/lwlock/old-snapshot-time-map/) - [LWLock/ParallelAppend](/zh/lwlock/parallel-append/) - [LWLock/ParallelBtreeScan](/zh/lwlock/parallel-btree-scan/) - [LWLock/ParallelHashJoin](/zh/lwlock/parallel-hash-join/) - [LWLock/ParallelQueryDSA](/zh/lwlock/parallel-query-dsa/) - [LWLock/ParallelVacuumDSA](/zh/lwlock/parallel-vacuum-dsa/) - [LWLock/PerSessionDSA](/zh/lwlock/per-session-dsa/) - [LWLock/PerSessionRecordType](/zh/lwlock/per-session-record-type/) - [LWLock/PerSessionRecordTypmod](/zh/lwlock/per-session-record-typmod/) - [LWLock/PerXactPredicateList](/zh/lwlock/per-xact-predicate-list/) - [LWLock/PgStatsDSA](/zh/lwlock/pg-stats-dsa/) - [LWLock/PgStatsData](/zh/lwlock/pg-stats-data/) - [LWLock/PgStatsHash](/zh/lwlock/pg-stats-hash/) - [LWLock/PredicateLockManager](/zh/lwlock/predicate-lock-manager/) - [LWLock/ProcArray](/zh/lwlock/proc-array/) - [LWLock/RelCacheInit](/zh/lwlock/rel-cache-init/) - [LWLock/RelationMapping](/zh/lwlock/relation-mapping/) - [LWLock/ReplicationOrigin](/zh/lwlock/replication-origin/) - [LWLock/ReplicationOriginState](/zh/lwlock/replication-origin-state/) - [LWLock/ReplicationSlotAllocation](/zh/lwlock/replication-slot-allocation/) - [LWLock/ReplicationSlotControl](/zh/lwlock/replication-slot-control/) - [LWLock/ReplicationSlotIO](/zh/lwlock/replication-slot-io/) - [LWLock/SInvalRead](/zh/lwlock/s-inval-read/) - [LWLock/SInvalWrite](/zh/lwlock/s-inval-write/) - [LWLock/SerialBuffer](/zh/lwlock/serial-buffer/) - [LWLock/SerialControl](/zh/lwlock/serial-control/) - [LWLock/SerialSLRU](/zh/lwlock/serial-slru/) - [LWLock/SerializableFinishedList](/zh/lwlock/serializable-finished-list/) - [LWLock/SerializablePredicateList](/zh/lwlock/serializable-predicate-list/) - [LWLock/SerializableXactHash](/zh/lwlock/serializable-xact-hash/) - [LWLock/SharedTidBitmap](/zh/lwlock/shared-tid-bitmap/) - [LWLock/SharedTupleStore](/zh/lwlock/shared-tuple-store/) - [LWLock/ShmemIndex](/zh/lwlock/shmem-index/) - [LWLock/SubtransBuffer](/zh/lwlock/subtrans-buffer/) - [LWLock/SubtransSLRU](/zh/lwlock/subtrans-slru/) - [LWLock/SyncRep](/zh/lwlock/sync-rep/) - [LWLock/SyncScan](/zh/lwlock/sync-scan/) - [LWLock/TablespaceCreate](/zh/lwlock/tablespace-create/) - [LWLock/TwoPhaseState](/zh/lwlock/two-phase-state/) - [LWLock/WALBufMapping](/zh/lwlock/wal-buf-mapping/) - [LWLock/WALInsert](/zh/lwlock/wal-insert/) - [LWLock/WALSummarizer](/zh/lwlock/wal-summarizer/) - [LWLock/WALWrite](/zh/lwlock/wal-write/) - [LWLock/WaitEventCustom](/zh/lwlock/wait-event-custom/) - [LWLock/WrapLimitsVacuum](/zh/lwlock/wrap-limits-vacuum/) - [LWLock/XactBuffer](/zh/lwlock/xact-buffer/) - [LWLock/XactSLRU](/zh/lwlock/xact-slru/) - [LWLock/XactTruncation](/zh/lwlock/xact-truncation/) - [LWLock/XidGen](/zh/lwlock/xid-gen/) - [Timeout/BaseBackupThrottle](/zh/timeout/base-backup-throttle/) - [Timeout/CheckpointWriteDelay](/zh/timeout/checkpoint-write-delay/) - [Timeout/PgSleep](/zh/timeout/pg-sleep/) - [Timeout/RecoveryApplyDelay](/zh/timeout/recovery-apply-delay/) - [Timeout/RecoveryRetrieveRetryInterval](/zh/timeout/recovery-retrieve-retry-interval/) - [Timeout/RegisterSyncRequest](/zh/timeout/register-sync-request/) - [Timeout/SpinDelay](/zh/timeout/spin-delay/) - [Timeout/VacuumDelay](/zh/timeout/vacuum-delay/) - [Timeout/VacuumTruncate](/zh/timeout/vacuum-truncate/) - [Timeout/WalSummarizerError](/zh/timeout/wal-summarizer-error/)