mirror of
https://github.com/etcd-io/etcd.git
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43 lines
1.3 KiB
Go
43 lines
1.3 KiB
Go
// Copyright 2015 The etcd Authors
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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 wal
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import "github.com/prometheus/client_golang/prometheus"
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var (
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walFsyncSec = prometheus.NewHistogram(prometheus.HistogramOpts{
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Namespace: "etcd",
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Subsystem: "disk",
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Name: "wal_fsync_duration_seconds",
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Help: "The latency distributions of fsync called by WAL.",
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// lowest bucket start of upper bound 0.001 sec (1 ms) with factor 2
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// highest bucket start of 0.001 sec * 2^13 == 8.192 sec
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Buckets: prometheus.ExponentialBuckets(0.001, 2, 14),
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})
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walWriteBytes = prometheus.NewGauge(prometheus.GaugeOpts{
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Namespace: "etcd",
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Subsystem: "disk",
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Name: "wal_write_bytes_total",
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Help: "Total number of bytes written in WAL.",
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})
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)
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func init() {
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prometheus.MustRegister(walFsyncSec)
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prometheus.MustRegister(walWriteBytes)
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}
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