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280 lines
9.5 KiB
280 lines
9.5 KiB
// Copyright 2018 PingCAP, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package metrics
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import "github.com/prometheus/client_golang/prometheus"
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// TiKVClient metrics.
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var (
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TiKVTxnCmdHistogram = prometheus.NewHistogramVec(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "txn_cmd_duration_seconds",
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Help: "Bucketed histogram of processing time of txn cmds.",
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Buckets: prometheus.ExponentialBuckets(0.0005, 2, 29), // 0.5ms ~ 1.5days
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}, []string{LblType})
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TiKVBackoffHistogram = prometheus.NewHistogramVec(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "backoff_seconds",
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Help: "total backoff seconds of a single backoffer.",
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Buckets: prometheus.ExponentialBuckets(0.0005, 2, 29), // 0.5ms ~ 1.5days
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}, []string{LblType})
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TiKVSendReqHistogram = prometheus.NewHistogramVec(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "request_seconds",
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Help: "Bucketed histogram of sending request duration.",
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Buckets: prometheus.ExponentialBuckets(0.0005, 2, 29), // 0.5ms ~ 1.5days
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}, []string{LblType, LblStore})
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TiKVCoprocessorHistogram = prometheus.NewHistogram(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "cop_duration_seconds",
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Help: "Run duration of a single coprocessor task, includes backoff time.",
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Buckets: prometheus.ExponentialBuckets(0.0005, 2, 29), // 0.5ms ~ 1.5days
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})
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TiKVLockResolverCounter = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "lock_resolver_actions_total",
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Help: "Counter of lock resolver actions.",
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}, []string{LblType})
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TiKVRegionErrorCounter = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "region_err_total",
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Help: "Counter of region errors.",
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}, []string{LblType})
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TiKVTxnWriteKVCountHistogram = prometheus.NewHistogram(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "txn_write_kv_num",
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Help: "Count of kv pairs to write in a transaction.",
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Buckets: prometheus.ExponentialBuckets(1, 4, 17), // 1 ~ 4G
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})
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TiKVTxnWriteSizeHistogram = prometheus.NewHistogram(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "txn_write_size_bytes",
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Help: "Size of kv pairs to write in a transaction.",
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Buckets: prometheus.ExponentialBuckets(16, 4, 17), // 16Bytes ~ 64GB
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})
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TiKVRawkvCmdHistogram = prometheus.NewHistogramVec(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "rawkv_cmd_seconds",
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Help: "Bucketed histogram of processing time of rawkv cmds.",
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Buckets: prometheus.ExponentialBuckets(0.0005, 2, 29), // 0.5ms ~ 1.5days
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}, []string{LblType})
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TiKVRawkvSizeHistogram = prometheus.NewHistogramVec(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "rawkv_kv_size_bytes",
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Help: "Size of key/value to put, in bytes.",
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Buckets: prometheus.ExponentialBuckets(1, 2, 30), // 1Byte ~ 512MB
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}, []string{LblType})
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TiKVTxnRegionsNumHistogram = prometheus.NewHistogramVec(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "txn_regions_num",
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Help: "Number of regions in a transaction.",
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Buckets: prometheus.ExponentialBuckets(1, 2, 25), // 1 ~ 16M
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}, []string{LblType})
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TiKVLoadSafepointCounter = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "load_safepoint_total",
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Help: "Counter of load safepoint.",
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}, []string{LblType})
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TiKVSecondaryLockCleanupFailureCounter = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "lock_cleanup_task_total",
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Help: "failure statistic of secondary lock cleanup task.",
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}, []string{LblType})
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TiKVRegionCacheCounter = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "region_cache_operations_total",
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Help: "Counter of region cache.",
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}, []string{LblType, LblResult})
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TiKVLocalLatchWaitTimeHistogram = prometheus.NewHistogram(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "local_latch_wait_seconds",
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Help: "Wait time of a get local latch.",
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Buckets: prometheus.ExponentialBuckets(0.0005, 2, 20), // 0.5ms ~ 262s
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})
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TiKVStatusDuration = prometheus.NewHistogramVec(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "kv_status_api_duration",
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Help: "duration for kv status api.",
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Buckets: prometheus.ExponentialBuckets(0.0005, 2, 20), // 0.5ms ~ 262s
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}, []string{"store"})
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TiKVStatusCounter = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "kv_status_api_count",
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Help: "Counter of access kv status api.",
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}, []string{LblResult})
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TiKVBatchWaitDuration = prometheus.NewHistogram(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "batch_wait_duration",
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Buckets: prometheus.ExponentialBuckets(1, 2, 34), // 1ns ~ 8s
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Help: "batch wait duration",
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})
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TiKVBatchSendLatency = prometheus.NewHistogram(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "batch_send_latency",
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Buckets: prometheus.ExponentialBuckets(1, 2, 34), // 1ns ~ 8s
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Help: "batch send latency",
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})
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TiKvBatchWaitOverLoad = prometheus.NewCounter(
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prometheus.CounterOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "batch_wait_overload",
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Help: "event of tikv transport layer overload",
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})
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TiKVBatchPendingRequests = prometheus.NewHistogramVec(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "batch_pending_requests",
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Buckets: prometheus.ExponentialBuckets(1, 2, 8),
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Help: "number of requests pending in the batch channel",
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}, []string{"store"})
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TiKVBatchRequests = prometheus.NewHistogramVec(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "batch_requests",
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Buckets: prometheus.ExponentialBuckets(1, 2, 8),
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Help: "number of requests in one batch",
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}, []string{"store"})
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TiKVBatchClientUnavailable = prometheus.NewHistogram(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "batch_client_unavailable_seconds",
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Buckets: prometheus.ExponentialBuckets(0.001, 2, 28), // 1ms ~ 1.5days
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Help: "batch client unavailable",
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})
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TiKVBatchClientWaitEstablish = prometheus.NewHistogram(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "batch_client_wait_connection_establish",
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Buckets: prometheus.ExponentialBuckets(0.001, 2, 20), // 1ms ~ 1000s
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Help: "batch client wait new connection establish",
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})
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TiKVRangeTaskStats = prometheus.NewGaugeVec(
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prometheus.GaugeOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "range_task_stats",
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Help: "stat of range tasks",
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}, []string{LblType, LblResult})
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TiKVRangeTaskPushDuration = prometheus.NewHistogramVec(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "range_task_push_duration",
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Buckets: prometheus.ExponentialBuckets(0.001, 2, 20), // 1ms ~ 524s
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Help: "duration to push sub tasks to range task workers",
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}, []string{LblType})
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TiKVTokenWaitDuration = prometheus.NewHistogram(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "batch_executor_token_wait_duration",
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Buckets: prometheus.ExponentialBuckets(1, 2, 34), // 1ns ~ 8s
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Help: "tidb txn token wait duration to process batches",
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})
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TiKVTxnHeartBeatHistogram = prometheus.NewHistogramVec(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "txn_heart_beat",
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Help: "Bucketed histogram of the txn_heartbeat request duration.",
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Buckets: prometheus.ExponentialBuckets(0.001, 2, 20), // 1ms ~ 524s
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}, []string{LblType})
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TiKVPessimisticLockKeysDuration = prometheus.NewHistogram(
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prometheus.HistogramOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "pessimistic_lock_keys_duration",
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Buckets: prometheus.ExponentialBuckets(0.001, 2, 24), // 1ms ~ 8389s
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Help: "tidb txn pessimistic lock keys duration",
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})
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TiKVTTLLifeTimeReachCounter = prometheus.NewCounter(
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prometheus.CounterOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "ttl_lifetime_reach_total",
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Help: "Counter of ttlManager live too long.",
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})
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TiKVNoAvailableConnectionCounter = prometheus.NewCounter(
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prometheus.CounterOpts{
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Namespace: "tidb",
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Subsystem: "tikvclient",
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Name: "batch_client_no_available_connection_total",
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Help: "Counter of no available batch client.",
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})
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)
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