91 lines
2.7 KiB
Go
91 lines
2.7 KiB
Go
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// Copyright 2014 Prometheus Team
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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 local
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import "github.com/prometheus/client_golang/prometheus"
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// Usually, a separate file for instrumentation is frowned upon. Metrics should
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// be close to where they are used. However,the metrics below are set all over
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// the place, so we go for a separate instrumentation file in this case.
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var (
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chunkOps = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Namespace: namespace,
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Subsystem: subsystem,
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Name: "chunk_ops_total",
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Help: "The total number of chunk operations by their type.",
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},
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[]string{opTypeLabel},
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)
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chunkDescOps = prometheus.NewCounterVec(
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prometheus.CounterOpts{
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Namespace: namespace,
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Subsystem: subsystem,
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Name: "chunkdesc_ops_total",
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Help: "The total number of chunk descriptor operations by their type.",
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},
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[]string{opTypeLabel},
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)
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)
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const (
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namespace = "prometheus"
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subsystem = "local_storage"
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opTypeLabel = "type"
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// Op-types for seriesOps.
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create = "create"
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archive = "archive"
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unarchive = "unarchive"
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memoryPurge = "purge_from_memory"
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archivePurge = "purge_from_archive"
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// Op-types for chunkOps.
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createAndPin = "create" // A chunkDesc creation with refCount=1.
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persistAndUnpin = "persist"
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pin = "pin" // Excluding the pin on creation.
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unpin = "unpin" // Excluding the unpin on persisting.
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clone = "clone"
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transcode = "transcode"
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purge = "purge"
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// Op-types for chunkOps and chunkDescOps.
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evict = "evict"
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load = "load"
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)
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func init() {
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prometheus.MustRegister(chunkOps)
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prometheus.MustRegister(chunkDescOps)
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}
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var (
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// Global counters, also used internally, so not implemented as
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// metrics. Collected in memorySeriesStorage.Collect.
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numMemChunks, numMemChunkDescs int64
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// Metric descriptors for the above.
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numMemChunksDesc = prometheus.NewDesc(
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prometheus.BuildFQName(namespace, subsystem, "memory_chunks"),
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"The current number of chunks in memory, excluding cloned chunks (i.e. chunks without a descriptor).",
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nil, nil,
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)
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numMemChunkDescsDesc = prometheus.NewDesc(
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prometheus.BuildFQName(namespace, subsystem, "memory_chunkdescs"),
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"The current number of chunk descriptors in memory.",
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nil, nil,
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)
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)
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