2015-08-28 20:35:30 +03:00
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// Copyright 2015 CoreOS, 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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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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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 storage
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import (
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"github.com/coreos/etcd/Godeps/_workspace/src/github.com/prometheus/client_golang/prometheus"
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)
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var (
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rangeCounter = prometheus.NewCounter(
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prometheus.CounterOpts{
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Namespace: "etcd",
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Subsystem: "storage",
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Name: "range_total",
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Help: "Total number of ranges seen by this member.",
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})
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putCounter = prometheus.NewCounter(
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prometheus.CounterOpts{
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Namespace: "etcd",
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Subsystem: "storage",
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Name: "put_total",
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Help: "Total number of puts seen by this member.",
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})
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deleteCounter = prometheus.NewCounter(
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prometheus.CounterOpts{
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Namespace: "etcd",
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Subsystem: "storage",
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Name: "delete_total",
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Help: "Total number of deletes seen by this member.",
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})
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txnCounter = prometheus.NewCounter(
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prometheus.CounterOpts{
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Namespace: "etcd",
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Subsystem: "storage",
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Name: "txn_total",
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Help: "Total number of txns seen by this member.",
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})
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2015-08-29 01:16:53 +03:00
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keysGauge = prometheus.NewGauge(
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prometheus.GaugeOpts{
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Namespace: "etcd",
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Subsystem: "storage",
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Name: "keys_total",
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Help: "Total number of keys.",
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})
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2016-01-03 02:59:32 +03:00
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watchStreamGauge = prometheus.NewGauge(
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2015-11-04 23:59:37 +03:00
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prometheus.GaugeOpts{
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Namespace: "etcd",
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Subsystem: "storage",
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2016-01-03 02:59:32 +03:00
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Name: "watch_stream_total",
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Help: "Total number of watch streams.",
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2015-11-04 23:59:37 +03:00
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})
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2016-01-03 07:20:22 +03:00
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watcherGauge = prometheus.NewGauge(
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2015-10-05 03:27:26 +03:00
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prometheus.GaugeOpts{
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Namespace: "etcd",
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Subsystem: "storage",
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2016-01-03 07:20:22 +03:00
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Name: "watcher_total",
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Help: "Total number of watchers.",
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2015-10-05 03:27:26 +03:00
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})
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2016-01-03 07:20:22 +03:00
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slowWatcherGauge = prometheus.NewGauge(
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2015-10-05 03:27:26 +03:00
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prometheus.GaugeOpts{
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Namespace: "etcd",
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Subsystem: "storage",
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2016-01-03 07:20:22 +03:00
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Name: "slow_watcher_total",
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Help: "Total number of unsynced slow watchers.",
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2015-10-05 03:27:26 +03:00
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})
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totalEventsCounter = prometheus.NewCounter(
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prometheus.CounterOpts{
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Namespace: "etcd",
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Subsystem: "storage",
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Name: "events_total",
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Help: "Total number of events sent by this member.",
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})
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pendingEventsGauge = prometheus.NewGauge(
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prometheus.GaugeOpts{
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Namespace: "etcd",
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Subsystem: "storage",
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Name: "pending_events_total",
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Help: "Total number of pending events to be sent.",
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})
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2015-08-28 20:35:30 +03:00
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indexCompactionPauseDurations = prometheus.NewHistogram(
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prometheus.HistogramOpts{
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Namespace: "etcd",
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Subsystem: "storage",
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Name: "index_compaction_pause_duration_milliseconds",
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Help: "Bucketed histogram of index compaction puase duration.",
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// 0.5ms -> 1second
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Buckets: prometheus.ExponentialBuckets(0.5, 2, 12),
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})
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dbCompactionPauseDurations = prometheus.NewHistogram(
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prometheus.HistogramOpts{
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Namespace: "etcd",
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Subsystem: "storage",
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Name: "db_compaction_pause_duration_milliseconds",
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Help: "Bucketed histogram of db compaction puase duration.",
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// 1ms -> 4second
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Buckets: prometheus.ExponentialBuckets(1, 2, 13),
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})
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dbCompactionTotalDurations = prometheus.NewHistogram(
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prometheus.HistogramOpts{
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Namespace: "etcd",
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Subsystem: "storage",
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Name: "db_compaction_total_duration_milliseconds",
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Help: "Bucketed histogram of db compaction total duration.",
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// 100ms -> 800second
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Buckets: prometheus.ExponentialBuckets(100, 2, 14),
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})
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2015-10-06 02:15:44 +03:00
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dbTotalSize = prometheus.NewGauge(prometheus.GaugeOpts{
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Namespace: "etcd",
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Subsystem: "storage",
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Name: "db_total_size_in_bytes",
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Help: "Total size of the underlying database in bytes.",
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})
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2015-08-28 20:35:30 +03:00
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)
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func init() {
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prometheus.MustRegister(rangeCounter)
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prometheus.MustRegister(putCounter)
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prometheus.MustRegister(deleteCounter)
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2015-08-29 01:17:16 +03:00
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prometheus.MustRegister(txnCounter)
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2015-08-29 01:16:53 +03:00
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prometheus.MustRegister(keysGauge)
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2016-01-03 02:59:32 +03:00
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prometheus.MustRegister(watchStreamGauge)
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2016-01-03 07:20:22 +03:00
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prometheus.MustRegister(watcherGauge)
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prometheus.MustRegister(slowWatcherGauge)
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2015-11-04 23:59:37 +03:00
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prometheus.MustRegister(totalEventsCounter)
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2015-10-05 03:27:26 +03:00
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prometheus.MustRegister(pendingEventsGauge)
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2015-08-28 20:35:30 +03:00
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prometheus.MustRegister(indexCompactionPauseDurations)
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prometheus.MustRegister(dbCompactionPauseDurations)
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prometheus.MustRegister(dbCompactionTotalDurations)
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2015-10-06 02:15:44 +03:00
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prometheus.MustRegister(dbTotalSize)
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2015-08-28 20:35:30 +03:00
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}
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2015-10-05 03:27:26 +03:00
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// ReportEventReceived reports that an event is received.
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// This function should be called when the external systems received an
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// event from storage.Watcher.
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func ReportEventReceived() {
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pendingEventsGauge.Dec()
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totalEventsCounter.Inc()
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}
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