mirror of
https://github.com/VictoriaMetrics/VictoriaMetrics.git
synced 2024-12-26 20:30:10 +01:00
856 lines
34 KiB
Go
856 lines
34 KiB
Go
package vmstorage
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import (
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"errors"
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"flag"
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"fmt"
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"net/http"
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"strings"
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"sync"
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"time"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/encoding"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/fasttime"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/flagutil"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/fs"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/logger"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/mergeset"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/querytracer"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/storage"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/syncwg"
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"github.com/VictoriaMetrics/metrics"
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)
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var (
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retentionPeriod = flagutil.NewDuration("retentionPeriod", "1", "Data with timestamps outside the retentionPeriod is automatically deleted")
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snapshotAuthKey = flag.String("snapshotAuthKey", "", "authKey, which must be passed in query string to /snapshot* pages")
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forceMergeAuthKey = flag.String("forceMergeAuthKey", "", "authKey, which must be passed in query string to /internal/force_merge pages")
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forceFlushAuthKey = flag.String("forceFlushAuthKey", "", "authKey, which must be passed in query string to /internal/force_flush pages")
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snapshotsMaxAge = flagutil.NewDuration("snapshotsMaxAge", "0", "Automatically delete snapshots older than -snapshotsMaxAge if it is set to non-zero duration. Make sure that backup process has enough time to finish the backup before the corresponding snapshot is automatically deleted")
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precisionBits = flag.Int("precisionBits", 64, "The number of precision bits to store per each value. Lower precision bits improves data compression at the cost of precision loss")
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// DataPath is a path to storage data.
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DataPath = flag.String("storageDataPath", "victoria-metrics-data", "Path to storage data")
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finalMergeDelay = flag.Duration("finalMergeDelay", 0, "The delay before starting final merge for per-month partition after no new data is ingested into it. "+
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"Final merge may require additional disk IO and CPU resources. Final merge may increase query speed and reduce disk space usage in some cases. "+
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"Zero value disables final merge")
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bigMergeConcurrency = flag.Int("bigMergeConcurrency", 0, "The maximum number of CPU cores to use for big merges. Default value is used if set to 0")
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smallMergeConcurrency = flag.Int("smallMergeConcurrency", 0, "The maximum number of CPU cores to use for small merges. Default value is used if set to 0")
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retentionTimezoneOffset = flag.Duration("retentionTimezoneOffset", 0, "The offset for performing indexdb rotation. "+
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"If set to 0, then the indexdb rotation is performed at 4am UTC time per each -retentionPeriod. "+
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"If set to 2h, then the indexdb rotation is performed at 4am EET time (the timezone with +2h offset)")
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logNewSeries = flag.Bool("logNewSeries", false, "Whether to log new series. This option is for debug purposes only. It can lead to performance issues "+
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"when big number of new series are ingested into VictoriaMetrics")
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denyQueriesOutsideRetention = flag.Bool("denyQueriesOutsideRetention", false, "Whether to deny queries outside of the configured -retentionPeriod. "+
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"When set, then /api/v1/query_range would return '503 Service Unavailable' error for queries with 'from' value outside -retentionPeriod. "+
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"This may be useful when multiple data sources with distinct retentions are hidden behind query-tee")
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maxHourlySeries = flag.Int("storage.maxHourlySeries", 0, "The maximum number of unique series can be added to the storage during the last hour. "+
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"Excess series are logged and dropped. This can be useful for limiting series cardinality. See also -storage.maxDailySeries")
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maxDailySeries = flag.Int("storage.maxDailySeries", 0, "The maximum number of unique series can be added to the storage during the last 24 hours. "+
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"Excess series are logged and dropped. This can be useful for limiting series churn rate. See also -storage.maxHourlySeries")
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minFreeDiskSpaceBytes = flagutil.NewBytes("storage.minFreeDiskSpaceBytes", 10e6, "The minimum free disk space at -storageDataPath after which the storage stops accepting new data")
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cacheSizeStorageTSID = flagutil.NewBytes("storage.cacheSizeStorageTSID", 0, "Overrides max size for storage/tsid cache. See https://docs.victoriametrics.com/Single-server-VictoriaMetrics.html#cache-tuning")
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cacheSizeIndexDBIndexBlocks = flagutil.NewBytes("storage.cacheSizeIndexDBIndexBlocks", 0, "Overrides max size for indexdb/indexBlocks cache. See https://docs.victoriametrics.com/Single-server-VictoriaMetrics.html#cache-tuning")
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cacheSizeIndexDBDataBlocks = flagutil.NewBytes("storage.cacheSizeIndexDBDataBlocks", 0, "Overrides max size for indexdb/dataBlocks cache. See https://docs.victoriametrics.com/Single-server-VictoriaMetrics.html#cache-tuning")
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cacheSizeIndexDBTagFilters = flagutil.NewBytes("storage.cacheSizeIndexDBTagFilters", 0, "Overrides max size for indexdb/tagFilters cache. See https://docs.victoriametrics.com/Single-server-VictoriaMetrics.html#cache-tuning")
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)
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// CheckTimeRange returns true if the given tr is denied for querying.
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func CheckTimeRange(tr storage.TimeRange) error {
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if !*denyQueriesOutsideRetention {
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return nil
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}
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minAllowedTimestamp := int64(fasttime.UnixTimestamp()*1000) - retentionPeriod.Msecs
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if tr.MinTimestamp > minAllowedTimestamp {
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return nil
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}
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return &httpserver.ErrorWithStatusCode{
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Err: fmt.Errorf("the given time range %s is outside the allowed -retentionPeriod=%s according to -denyQueriesOutsideRetention", &tr, retentionPeriod),
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StatusCode: http.StatusServiceUnavailable,
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}
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}
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// Init initializes vmstorage.
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func Init(resetCacheIfNeeded func(mrs []storage.MetricRow)) {
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InitWithoutMetrics(resetCacheIfNeeded)
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registerStorageMetrics(Storage)
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}
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// InitWithoutMetrics must be called instead of Init inside tests.
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//
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// This allows multiple Init / Stop cycles.
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func InitWithoutMetrics(resetCacheIfNeeded func(mrs []storage.MetricRow)) {
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if err := encoding.CheckPrecisionBits(uint8(*precisionBits)); err != nil {
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logger.Fatalf("invalid `-precisionBits`: %s", err)
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}
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resetResponseCacheIfNeeded = resetCacheIfNeeded
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storage.SetLogNewSeries(*logNewSeries)
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storage.SetFinalMergeDelay(*finalMergeDelay)
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storage.SetBigMergeWorkersCount(*bigMergeConcurrency)
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storage.SetSmallMergeWorkersCount(*smallMergeConcurrency)
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storage.SetRetentionTimezoneOffset(*retentionTimezoneOffset)
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storage.SetFreeDiskSpaceLimit(minFreeDiskSpaceBytes.N)
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storage.SetTSIDCacheSize(cacheSizeStorageTSID.N)
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storage.SetTagFilterCacheSize(cacheSizeIndexDBTagFilters.N)
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mergeset.SetIndexBlocksCacheSize(cacheSizeIndexDBIndexBlocks.N)
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mergeset.SetDataBlocksCacheSize(cacheSizeIndexDBDataBlocks.N)
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if retentionPeriod.Msecs < 24*3600*1000 {
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logger.Fatalf("-retentionPeriod cannot be smaller than a day; got %s", retentionPeriod)
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}
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logger.Infof("opening storage at %q with -retentionPeriod=%s", *DataPath, retentionPeriod)
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startTime := time.Now()
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WG = syncwg.WaitGroup{}
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strg, err := storage.OpenStorage(*DataPath, retentionPeriod.Msecs, *maxHourlySeries, *maxDailySeries)
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if err != nil {
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logger.Fatalf("cannot open a storage at %s with -retentionPeriod=%s: %s", *DataPath, retentionPeriod, err)
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}
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Storage = strg
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initStaleSnapshotsRemover(strg)
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var m storage.Metrics
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strg.UpdateMetrics(&m)
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tm := &m.TableMetrics
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partsCount := tm.SmallPartsCount + tm.BigPartsCount
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blocksCount := tm.SmallBlocksCount + tm.BigBlocksCount
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rowsCount := tm.SmallRowsCount + tm.BigRowsCount
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sizeBytes := tm.SmallSizeBytes + tm.BigSizeBytes
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logger.Infof("successfully opened storage %q in %.3f seconds; partsCount: %d; blocksCount: %d; rowsCount: %d; sizeBytes: %d",
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*DataPath, time.Since(startTime).Seconds(), partsCount, blocksCount, rowsCount, sizeBytes)
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}
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// Storage is a storage.
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//
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// Every storage call must be wrapped into WG.Add(1) ... WG.Done()
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// for proper graceful shutdown when Stop is called.
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var Storage *storage.Storage
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// WG must be incremented before Storage call.
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//
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// Use syncwg instead of sync, since Add is called from concurrent goroutines.
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var WG syncwg.WaitGroup
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// resetResponseCacheIfNeeded is a callback for automatic resetting of response cache if needed.
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var resetResponseCacheIfNeeded func(mrs []storage.MetricRow)
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// AddRows adds mrs to the storage.
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func AddRows(mrs []storage.MetricRow) error {
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if Storage.IsReadOnly() {
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return errReadOnly
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}
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resetResponseCacheIfNeeded(mrs)
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WG.Add(1)
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err := Storage.AddRows(mrs, uint8(*precisionBits))
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WG.Done()
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return err
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}
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var errReadOnly = errors.New("the storage is in read-only mode; check -storage.minFreeDiskSpaceBytes command-line flag value")
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// RegisterMetricNames registers all the metrics from mrs in the storage.
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func RegisterMetricNames(qt *querytracer.Tracer, mrs []storage.MetricRow) error {
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WG.Add(1)
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err := Storage.RegisterMetricNames(qt, mrs)
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WG.Done()
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return err
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}
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// DeleteSeries deletes series matching tfss.
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//
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// Returns the number of deleted series.
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func DeleteSeries(qt *querytracer.Tracer, tfss []*storage.TagFilters) (int, error) {
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WG.Add(1)
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n, err := Storage.DeleteSeries(qt, tfss)
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WG.Done()
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return n, err
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}
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// SearchMetricNames returns metric names for the given tfss on the given tr.
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func SearchMetricNames(qt *querytracer.Tracer, tfss []*storage.TagFilters, tr storage.TimeRange, maxMetrics int, deadline uint64) ([]string, error) {
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WG.Add(1)
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metricNames, err := Storage.SearchMetricNames(qt, tfss, tr, maxMetrics, deadline)
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WG.Done()
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return metricNames, err
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}
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// SearchLabelNamesWithFiltersOnTimeRange searches for tag keys matching the given tfss on tr.
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func SearchLabelNamesWithFiltersOnTimeRange(qt *querytracer.Tracer, tfss []*storage.TagFilters, tr storage.TimeRange, maxTagKeys, maxMetrics int, deadline uint64) ([]string, error) {
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WG.Add(1)
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labelNames, err := Storage.SearchLabelNamesWithFiltersOnTimeRange(qt, tfss, tr, maxTagKeys, maxMetrics, deadline)
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WG.Done()
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return labelNames, err
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}
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// SearchLabelValuesWithFiltersOnTimeRange searches for label values for the given labelName, tfss and tr.
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func SearchLabelValuesWithFiltersOnTimeRange(qt *querytracer.Tracer, labelName string, tfss []*storage.TagFilters,
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tr storage.TimeRange, maxLabelValues, maxMetrics int, deadline uint64) ([]string, error) {
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WG.Add(1)
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labelValues, err := Storage.SearchLabelValuesWithFiltersOnTimeRange(qt, labelName, tfss, tr, maxLabelValues, maxMetrics, deadline)
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WG.Done()
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return labelValues, err
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}
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// SearchTagValueSuffixes returns all the tag value suffixes for the given tagKey and tagValuePrefix on the given tr.
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//
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// This allows implementing https://graphite-api.readthedocs.io/en/latest/api.html#metrics-find or similar APIs.
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func SearchTagValueSuffixes(qt *querytracer.Tracer, tr storage.TimeRange, tagKey, tagValuePrefix string, delimiter byte, maxTagValueSuffixes int, deadline uint64) ([]string, error) {
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WG.Add(1)
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suffixes, err := Storage.SearchTagValueSuffixes(qt, tr, tagKey, tagValuePrefix, delimiter, maxTagValueSuffixes, deadline)
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WG.Done()
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return suffixes, err
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}
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// SearchGraphitePaths returns all the metric names matching the given Graphite query.
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func SearchGraphitePaths(qt *querytracer.Tracer, tr storage.TimeRange, query []byte, maxPaths int, deadline uint64) ([]string, error) {
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WG.Add(1)
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paths, err := Storage.SearchGraphitePaths(qt, tr, query, maxPaths, deadline)
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WG.Done()
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return paths, err
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}
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// GetTSDBStatus returns TSDB status for given filters on the given date.
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func GetTSDBStatus(qt *querytracer.Tracer, tfss []*storage.TagFilters, date uint64, focusLabel string, topN, maxMetrics int, deadline uint64) (*storage.TSDBStatus, error) {
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WG.Add(1)
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status, err := Storage.GetTSDBStatus(qt, tfss, date, focusLabel, topN, maxMetrics, deadline)
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WG.Done()
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return status, err
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}
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// GetSeriesCount returns the number of time series in the storage.
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func GetSeriesCount(deadline uint64) (uint64, error) {
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WG.Add(1)
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n, err := Storage.GetSeriesCount(deadline)
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WG.Done()
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return n, err
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}
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// Stop stops the vmstorage
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func Stop() {
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logger.Infof("gracefully closing the storage at %s", *DataPath)
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startTime := time.Now()
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WG.WaitAndBlock()
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stopStaleSnapshotsRemover()
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Storage.MustClose()
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logger.Infof("successfully closed the storage in %.3f seconds", time.Since(startTime).Seconds())
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logger.Infof("the storage has been stopped")
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}
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// RequestHandler is a storage request handler.
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func RequestHandler(w http.ResponseWriter, r *http.Request) bool {
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path := r.URL.Path
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if path == "/internal/force_merge" {
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authKey := r.FormValue("authKey")
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if authKey != *forceMergeAuthKey {
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httpserver.Errorf(w, r, "invalid authKey %q. It must match the value from -forceMergeAuthKey command line flag", authKey)
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return true
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}
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// Run force merge in background
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partitionNamePrefix := r.FormValue("partition_prefix")
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go func() {
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activeForceMerges.Inc()
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defer activeForceMerges.Dec()
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logger.Infof("forced merge for partition_prefix=%q has been started", partitionNamePrefix)
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startTime := time.Now()
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if err := Storage.ForceMergePartitions(partitionNamePrefix); err != nil {
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logger.Errorf("error in forced merge for partition_prefix=%q: %s", partitionNamePrefix, err)
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}
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logger.Infof("forced merge for partition_prefix=%q has been successfully finished in %.3f seconds", partitionNamePrefix, time.Since(startTime).Seconds())
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}()
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return true
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}
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if path == "/internal/force_flush" {
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authKey := r.FormValue("authKey")
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if authKey != *forceFlushAuthKey {
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httpserver.Errorf(w, r, "invalid authKey %q. It must match the value from -forceFlushAuthKey command line flag", authKey)
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return true
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}
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logger.Infof("flushing storage to make pending data available for reading")
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Storage.DebugFlush()
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return true
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}
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prometheusCompatibleResponse := false
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if path == "/api/v1/admin/tsdb/snapshot" {
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// Handle Prometheus API - https://prometheus.io/docs/prometheus/latest/querying/api/#snapshot .
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prometheusCompatibleResponse = true
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path = "/snapshot/create"
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}
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if !strings.HasPrefix(path, "/snapshot") {
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return false
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}
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authKey := r.FormValue("authKey")
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if authKey != *snapshotAuthKey {
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httpserver.Errorf(w, r, "invalid authKey %q. It must match the value from -snapshotAuthKey command line flag", authKey)
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return true
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}
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path = path[len("/snapshot"):]
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switch path {
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case "/create":
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w.Header().Set("Content-Type", "application/json")
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snapshotPath, err := Storage.CreateSnapshot()
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if err != nil {
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err = fmt.Errorf("cannot create snapshot: %w", err)
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jsonResponseError(w, err)
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return true
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}
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if prometheusCompatibleResponse {
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fmt.Fprintf(w, `{"status":"success","data":{"name":%q}}`, snapshotPath)
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} else {
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fmt.Fprintf(w, `{"status":"ok","snapshot":%q}`, snapshotPath)
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}
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return true
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case "/list":
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w.Header().Set("Content-Type", "application/json")
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snapshots, err := Storage.ListSnapshots()
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if err != nil {
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err = fmt.Errorf("cannot list snapshots: %w", err)
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jsonResponseError(w, err)
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return true
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}
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fmt.Fprintf(w, `{"status":"ok","snapshots":[`)
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if len(snapshots) > 0 {
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for _, snapshot := range snapshots[:len(snapshots)-1] {
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fmt.Fprintf(w, "\n%q,", snapshot)
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}
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fmt.Fprintf(w, "\n%q\n", snapshots[len(snapshots)-1])
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}
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fmt.Fprintf(w, `]}`)
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return true
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case "/delete":
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w.Header().Set("Content-Type", "application/json")
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snapshotName := r.FormValue("snapshot")
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if err := Storage.DeleteSnapshot(snapshotName); err != nil {
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err = fmt.Errorf("cannot delete snapshot %q: %w", snapshotName, err)
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jsonResponseError(w, err)
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return true
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}
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fmt.Fprintf(w, `{"status":"ok"}`)
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return true
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case "/delete_all":
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w.Header().Set("Content-Type", "application/json")
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snapshots, err := Storage.ListSnapshots()
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if err != nil {
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err = fmt.Errorf("cannot list snapshots: %w", err)
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jsonResponseError(w, err)
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return true
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}
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for _, snapshotName := range snapshots {
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if err := Storage.DeleteSnapshot(snapshotName); err != nil {
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err = fmt.Errorf("cannot delete snapshot %q: %w", snapshotName, err)
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jsonResponseError(w, err)
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return true
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}
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}
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fmt.Fprintf(w, `{"status":"ok"}`)
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return true
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default:
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return false
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}
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}
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func initStaleSnapshotsRemover(strg *storage.Storage) {
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staleSnapshotsRemoverCh = make(chan struct{})
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if snapshotsMaxAge.Msecs <= 0 {
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return
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}
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snapshotsMaxAgeDur := time.Duration(snapshotsMaxAge.Msecs) * time.Millisecond
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staleSnapshotsRemoverWG.Add(1)
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go func() {
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defer staleSnapshotsRemoverWG.Done()
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t := time.NewTicker(11 * time.Second)
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defer t.Stop()
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for {
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select {
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case <-staleSnapshotsRemoverCh:
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return
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case <-t.C:
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}
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if err := strg.DeleteStaleSnapshots(snapshotsMaxAgeDur); err != nil {
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// Use logger.Errorf instead of logger.Fatalf in the hope the error is temporary.
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logger.Errorf("cannot delete stale snapshots: %s", err)
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}
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}
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}()
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}
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func stopStaleSnapshotsRemover() {
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close(staleSnapshotsRemoverCh)
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staleSnapshotsRemoverWG.Wait()
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}
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var (
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staleSnapshotsRemoverCh chan struct{}
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staleSnapshotsRemoverWG sync.WaitGroup
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)
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var activeForceMerges = metrics.NewCounter("vm_active_force_merges")
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func registerStorageMetrics(strg *storage.Storage) {
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mCache := &storage.Metrics{}
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var mCacheLock sync.Mutex
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var lastUpdateTime time.Time
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m := func() *storage.Metrics {
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mCacheLock.Lock()
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defer mCacheLock.Unlock()
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if time.Since(lastUpdateTime) < time.Second {
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return mCache
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}
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var mc storage.Metrics
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strg.UpdateMetrics(&mc)
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mCache = &mc
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lastUpdateTime = time.Now()
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return mCache
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}
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tm := func() *storage.TableMetrics {
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sm := m()
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return &sm.TableMetrics
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}
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idbm := func() *storage.IndexDBMetrics {
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sm := m()
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return &sm.IndexDBMetrics
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}
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|
|
metrics.NewGauge(fmt.Sprintf(`vm_free_disk_space_bytes{path=%q}`, *DataPath), func() float64 {
|
|
return float64(fs.MustGetFreeSpace(*DataPath))
|
|
})
|
|
metrics.NewGauge(fmt.Sprintf(`vm_free_disk_space_limit_bytes{path=%q}`, *DataPath), func() float64 {
|
|
return float64(minFreeDiskSpaceBytes.N)
|
|
})
|
|
metrics.NewGauge(fmt.Sprintf(`vm_storage_is_read_only{path=%q}`, *DataPath), func() float64 {
|
|
if strg.IsReadOnly() {
|
|
return 1
|
|
}
|
|
return 0
|
|
})
|
|
|
|
metrics.NewGauge(`vm_active_merges{type="storage/big"}`, func() float64 {
|
|
return float64(tm().ActiveBigMerges)
|
|
})
|
|
metrics.NewGauge(`vm_active_merges{type="storage/small"}`, func() float64 {
|
|
return float64(tm().ActiveSmallMerges)
|
|
})
|
|
metrics.NewGauge(`vm_active_merges{type="indexdb"}`, func() float64 {
|
|
return float64(idbm().ActiveMerges)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_merges_total{type="storage/big"}`, func() float64 {
|
|
return float64(tm().BigMergesCount)
|
|
})
|
|
metrics.NewGauge(`vm_merges_total{type="storage/small"}`, func() float64 {
|
|
return float64(tm().SmallMergesCount)
|
|
})
|
|
metrics.NewGauge(`vm_merges_total{type="indexdb"}`, func() float64 {
|
|
return float64(idbm().MergesCount)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_rows_merged_total{type="storage/big"}`, func() float64 {
|
|
return float64(tm().BigRowsMerged)
|
|
})
|
|
metrics.NewGauge(`vm_rows_merged_total{type="storage/small"}`, func() float64 {
|
|
return float64(tm().SmallRowsMerged)
|
|
})
|
|
metrics.NewGauge(`vm_rows_merged_total{type="indexdb"}`, func() float64 {
|
|
return float64(idbm().ItemsMerged)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_rows_deleted_total{type="storage/big"}`, func() float64 {
|
|
return float64(tm().BigRowsDeleted)
|
|
})
|
|
metrics.NewGauge(`vm_rows_deleted_total{type="storage/small"}`, func() float64 {
|
|
return float64(tm().SmallRowsDeleted)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_references{type="storage/big", name="parts"}`, func() float64 {
|
|
return float64(tm().BigPartsRefCount)
|
|
})
|
|
metrics.NewGauge(`vm_references{type="storage/small", name="parts"}`, func() float64 {
|
|
return float64(tm().SmallPartsRefCount)
|
|
})
|
|
metrics.NewGauge(`vm_references{type="storage", name="partitions"}`, func() float64 {
|
|
return float64(tm().PartitionsRefCount)
|
|
})
|
|
metrics.NewGauge(`vm_references{type="indexdb", name="objects"}`, func() float64 {
|
|
return float64(idbm().IndexDBRefCount)
|
|
})
|
|
metrics.NewGauge(`vm_references{type="indexdb", name="parts"}`, func() float64 {
|
|
return float64(idbm().PartsRefCount)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_new_timeseries_created_total`, func() float64 {
|
|
return float64(idbm().NewTimeseriesCreated)
|
|
})
|
|
metrics.NewGauge(`vm_timeseries_repopulated_total`, func() float64 {
|
|
return float64(idbm().TimeseriesRepopulated)
|
|
})
|
|
metrics.NewGauge(`vm_missing_tsids_for_metric_id_total`, func() float64 {
|
|
return float64(idbm().MissingTSIDsForMetricID)
|
|
})
|
|
metrics.NewGauge(`vm_index_blocks_with_metric_ids_processed_total`, func() float64 {
|
|
return float64(idbm().IndexBlocksWithMetricIDsProcessed)
|
|
})
|
|
metrics.NewGauge(`vm_index_blocks_with_metric_ids_incorrect_order_total`, func() float64 {
|
|
return float64(idbm().IndexBlocksWithMetricIDsIncorrectOrder)
|
|
})
|
|
metrics.NewGauge(`vm_composite_index_min_timestamp`, func() float64 {
|
|
return float64(idbm().MinTimestampForCompositeIndex) / 1e3
|
|
})
|
|
metrics.NewGauge(`vm_composite_filter_success_conversions_total`, func() float64 {
|
|
return float64(idbm().CompositeFilterSuccessConversions)
|
|
})
|
|
metrics.NewGauge(`vm_composite_filter_missing_conversions_total`, func() float64 {
|
|
return float64(idbm().CompositeFilterMissingConversions)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_assisted_merges_total{type="storage/small"}`, func() float64 {
|
|
return float64(tm().SmallAssistedMerges)
|
|
})
|
|
metrics.NewGauge(`vm_assisted_merges_total{type="indexdb"}`, func() float64 {
|
|
return float64(idbm().AssistedMerges)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_indexdb_items_added_total`, func() float64 {
|
|
return float64(idbm().ItemsAdded)
|
|
})
|
|
metrics.NewGauge(`vm_indexdb_items_added_size_bytes_total`, func() float64 {
|
|
return float64(idbm().ItemsAddedSizeBytes)
|
|
})
|
|
|
|
// See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/686
|
|
metrics.NewGauge(`vm_merge_need_free_disk_space{type="storage/small"}`, func() float64 {
|
|
return float64(tm().SmallMergeNeedFreeDiskSpace)
|
|
})
|
|
metrics.NewGauge(`vm_merge_need_free_disk_space{type="storage/big"}`, func() float64 {
|
|
return float64(tm().BigMergeNeedFreeDiskSpace)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_pending_rows{type="storage"}`, func() float64 {
|
|
return float64(tm().PendingRows)
|
|
})
|
|
metrics.NewGauge(`vm_pending_rows{type="indexdb"}`, func() float64 {
|
|
return float64(idbm().PendingItems)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_parts{type="storage/big"}`, func() float64 {
|
|
return float64(tm().BigPartsCount)
|
|
})
|
|
metrics.NewGauge(`vm_parts{type="storage/small"}`, func() float64 {
|
|
return float64(tm().SmallPartsCount)
|
|
})
|
|
metrics.NewGauge(`vm_parts{type="indexdb"}`, func() float64 {
|
|
return float64(idbm().PartsCount)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_blocks{type="storage/big"}`, func() float64 {
|
|
return float64(tm().BigBlocksCount)
|
|
})
|
|
metrics.NewGauge(`vm_blocks{type="storage/small"}`, func() float64 {
|
|
return float64(tm().SmallBlocksCount)
|
|
})
|
|
metrics.NewGauge(`vm_blocks{type="indexdb"}`, func() float64 {
|
|
return float64(idbm().BlocksCount)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_data_size_bytes{type="storage/big"}`, func() float64 {
|
|
return float64(tm().BigSizeBytes)
|
|
})
|
|
metrics.NewGauge(`vm_data_size_bytes{type="storage/small"}`, func() float64 {
|
|
return float64(tm().SmallSizeBytes)
|
|
})
|
|
metrics.NewGauge(`vm_data_size_bytes{type="indexdb"}`, func() float64 {
|
|
return float64(idbm().SizeBytes)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_rows_added_to_storage_total`, func() float64 {
|
|
return float64(m().RowsAddedTotal)
|
|
})
|
|
metrics.NewGauge(`vm_deduplicated_samples_total{type="merge"}`, func() float64 {
|
|
return float64(m().DedupsDuringMerge)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_rows_ignored_total{reason="big_timestamp"}`, func() float64 {
|
|
return float64(m().TooBigTimestampRows)
|
|
})
|
|
metrics.NewGauge(`vm_rows_ignored_total{reason="small_timestamp"}`, func() float64 {
|
|
return float64(m().TooSmallTimestampRows)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_concurrent_addrows_limit_reached_total`, func() float64 {
|
|
return float64(m().AddRowsConcurrencyLimitReached)
|
|
})
|
|
metrics.NewGauge(`vm_concurrent_addrows_limit_timeout_total`, func() float64 {
|
|
return float64(m().AddRowsConcurrencyLimitTimeout)
|
|
})
|
|
metrics.NewGauge(`vm_concurrent_addrows_dropped_rows_total`, func() float64 {
|
|
return float64(m().AddRowsConcurrencyDroppedRows)
|
|
})
|
|
metrics.NewGauge(`vm_concurrent_addrows_capacity`, func() float64 {
|
|
return float64(m().AddRowsConcurrencyCapacity)
|
|
})
|
|
metrics.NewGauge(`vm_concurrent_addrows_current`, func() float64 {
|
|
return float64(m().AddRowsConcurrencyCurrent)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_concurrent_search_tsids_limit_reached_total`, func() float64 {
|
|
return float64(m().SearchTSIDsConcurrencyLimitReached)
|
|
})
|
|
metrics.NewGauge(`vm_concurrent_search_tsids_limit_timeout_total`, func() float64 {
|
|
return float64(m().SearchTSIDsConcurrencyLimitTimeout)
|
|
})
|
|
metrics.NewGauge(`vm_concurrent_search_tsids_capacity`, func() float64 {
|
|
return float64(m().SearchTSIDsConcurrencyCapacity)
|
|
})
|
|
metrics.NewGauge(`vm_concurrent_search_tsids_current`, func() float64 {
|
|
return float64(m().SearchTSIDsConcurrencyCurrent)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_search_delays_total`, func() float64 {
|
|
return float64(m().SearchDelays)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_slow_row_inserts_total`, func() float64 {
|
|
return float64(m().SlowRowInserts)
|
|
})
|
|
metrics.NewGauge(`vm_slow_per_day_index_inserts_total`, func() float64 {
|
|
return float64(m().SlowPerDayIndexInserts)
|
|
})
|
|
metrics.NewGauge(`vm_slow_metric_name_loads_total`, func() float64 {
|
|
return float64(m().SlowMetricNameLoads)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_hourly_series_limit_rows_dropped_total`, func() float64 {
|
|
return float64(m().HourlySeriesLimitRowsDropped)
|
|
})
|
|
metrics.NewGauge(`vm_daily_series_limit_rows_dropped_total`, func() float64 {
|
|
return float64(m().DailySeriesLimitRowsDropped)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_timestamps_blocks_merged_total`, func() float64 {
|
|
return float64(m().TimestampsBlocksMerged)
|
|
})
|
|
metrics.NewGauge(`vm_timestamps_bytes_saved_total`, func() float64 {
|
|
return float64(m().TimestampsBytesSaved)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_rows{type="storage/big"}`, func() float64 {
|
|
return float64(tm().BigRowsCount)
|
|
})
|
|
metrics.NewGauge(`vm_rows{type="storage/small"}`, func() float64 {
|
|
return float64(tm().SmallRowsCount)
|
|
})
|
|
metrics.NewGauge(`vm_rows{type="indexdb"}`, func() float64 {
|
|
return float64(idbm().ItemsCount)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_date_range_search_calls_total`, func() float64 {
|
|
return float64(idbm().DateRangeSearchCalls)
|
|
})
|
|
metrics.NewGauge(`vm_date_range_hits_total`, func() float64 {
|
|
return float64(idbm().DateRangeSearchHits)
|
|
})
|
|
metrics.NewGauge(`vm_global_search_calls_total`, func() float64 {
|
|
return float64(idbm().GlobalSearchCalls)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_missing_metric_names_for_metric_id_total`, func() float64 {
|
|
return float64(idbm().MissingMetricNamesForMetricID)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_date_metric_id_cache_syncs_total`, func() float64 {
|
|
return float64(m().DateMetricIDCacheSyncsCount)
|
|
})
|
|
metrics.NewGauge(`vm_date_metric_id_cache_resets_total`, func() float64 {
|
|
return float64(m().DateMetricIDCacheResetsCount)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_cache_entries{type="storage/tsid"}`, func() float64 {
|
|
return float64(m().TSIDCacheSize)
|
|
})
|
|
metrics.NewGauge(`vm_cache_entries{type="storage/metricIDs"}`, func() float64 {
|
|
return float64(m().MetricIDCacheSize)
|
|
})
|
|
metrics.NewGauge(`vm_cache_entries{type="storage/metricName"}`, func() float64 {
|
|
return float64(m().MetricNameCacheSize)
|
|
})
|
|
metrics.NewGauge(`vm_cache_entries{type="storage/date_metricID"}`, func() float64 {
|
|
return float64(m().DateMetricIDCacheSize)
|
|
})
|
|
metrics.NewGauge(`vm_cache_entries{type="storage/hour_metric_ids"}`, func() float64 {
|
|
return float64(m().HourMetricIDCacheSize)
|
|
})
|
|
metrics.NewGauge(`vm_cache_entries{type="storage/next_day_metric_ids"}`, func() float64 {
|
|
return float64(m().NextDayMetricIDCacheSize)
|
|
})
|
|
metrics.NewGauge(`vm_cache_entries{type="storage/indexBlocks"}`, func() float64 {
|
|
return float64(tm().IndexBlocksCacheSize)
|
|
})
|
|
metrics.NewGauge(`vm_cache_entries{type="indexdb/dataBlocks"}`, func() float64 {
|
|
return float64(idbm().DataBlocksCacheSize)
|
|
})
|
|
metrics.NewGauge(`vm_cache_entries{type="indexdb/indexBlocks"}`, func() float64 {
|
|
return float64(idbm().IndexBlocksCacheSize)
|
|
})
|
|
metrics.NewGauge(`vm_cache_entries{type="indexdb/tagFilters"}`, func() float64 {
|
|
return float64(idbm().TagFiltersCacheSize)
|
|
})
|
|
metrics.NewGauge(`vm_cache_entries{type="storage/regexps"}`, func() float64 {
|
|
return float64(storage.RegexpCacheSize())
|
|
})
|
|
metrics.NewGauge(`vm_cache_entries{type="storage/regexpPrefixes"}`, func() float64 {
|
|
return float64(storage.RegexpPrefixesCacheSize())
|
|
})
|
|
|
|
metrics.NewGauge(`vm_cache_entries{type="storage/prefetchedMetricIDs"}`, func() float64 {
|
|
return float64(m().PrefetchedMetricIDsSize)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_cache_size_bytes{type="storage/tsid"}`, func() float64 {
|
|
return float64(m().TSIDCacheSizeBytes)
|
|
})
|
|
metrics.NewGauge(`vm_cache_size_bytes{type="storage/metricIDs"}`, func() float64 {
|
|
return float64(m().MetricIDCacheSizeBytes)
|
|
})
|
|
metrics.NewGauge(`vm_cache_size_bytes{type="storage/metricName"}`, func() float64 {
|
|
return float64(m().MetricNameCacheSizeBytes)
|
|
})
|
|
metrics.NewGauge(`vm_cache_size_bytes{type="storage/indexBlocks"}`, func() float64 {
|
|
return float64(tm().IndexBlocksCacheSizeBytes)
|
|
})
|
|
metrics.NewGauge(`vm_cache_size_bytes{type="indexdb/dataBlocks"}`, func() float64 {
|
|
return float64(idbm().DataBlocksCacheSizeBytes)
|
|
})
|
|
metrics.NewGauge(`vm_cache_size_bytes{type="indexdb/indexBlocks"}`, func() float64 {
|
|
return float64(idbm().IndexBlocksCacheSizeBytes)
|
|
})
|
|
metrics.NewGauge(`vm_cache_size_bytes{type="storage/date_metricID"}`, func() float64 {
|
|
return float64(m().DateMetricIDCacheSizeBytes)
|
|
})
|
|
metrics.NewGauge(`vm_cache_size_bytes{type="storage/hour_metric_ids"}`, func() float64 {
|
|
return float64(m().HourMetricIDCacheSizeBytes)
|
|
})
|
|
metrics.NewGauge(`vm_cache_size_bytes{type="storage/next_day_metric_ids"}`, func() float64 {
|
|
return float64(m().NextDayMetricIDCacheSizeBytes)
|
|
})
|
|
metrics.NewGauge(`vm_cache_size_bytes{type="indexdb/tagFilters"}`, func() float64 {
|
|
return float64(idbm().TagFiltersCacheSizeBytes)
|
|
})
|
|
metrics.NewGauge(`vm_cache_size_bytes{type="storage/regexps"}`, func() float64 {
|
|
return float64(storage.RegexpCacheSizeBytes())
|
|
})
|
|
metrics.NewGauge(`vm_cache_size_bytes{type="storage/regexpPrefixes"}`, func() float64 {
|
|
return float64(storage.RegexpPrefixesCacheSizeBytes())
|
|
})
|
|
metrics.NewGauge(`vm_cache_size_bytes{type="storage/prefetchedMetricIDs"}`, func() float64 {
|
|
return float64(m().PrefetchedMetricIDsSizeBytes)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_cache_size_max_bytes{type="storage/tsid"}`, func() float64 {
|
|
return float64(m().TSIDCacheSizeMaxBytes)
|
|
})
|
|
metrics.NewGauge(`vm_cache_size_max_bytes{type="storage/metricIDs"}`, func() float64 {
|
|
return float64(m().MetricIDCacheSizeMaxBytes)
|
|
})
|
|
metrics.NewGauge(`vm_cache_size_max_bytes{type="storage/metricName"}`, func() float64 {
|
|
return float64(m().MetricNameCacheSizeMaxBytes)
|
|
})
|
|
metrics.NewGauge(`vm_cache_size_max_bytes{type="storage/indexBlocks"}`, func() float64 {
|
|
return float64(tm().IndexBlocksCacheSizeMaxBytes)
|
|
})
|
|
metrics.NewGauge(`vm_cache_size_max_bytes{type="indexdb/dataBlocks"}`, func() float64 {
|
|
return float64(idbm().DataBlocksCacheSizeMaxBytes)
|
|
})
|
|
metrics.NewGauge(`vm_cache_size_max_bytes{type="indexdb/indexBlocks"}`, func() float64 {
|
|
return float64(idbm().IndexBlocksCacheSizeMaxBytes)
|
|
})
|
|
metrics.NewGauge(`vm_cache_size_max_bytes{type="indexdb/tagFilters"}`, func() float64 {
|
|
return float64(idbm().TagFiltersCacheSizeMaxBytes)
|
|
})
|
|
metrics.NewGauge(`vm_cache_size_max_bytes{type="storage/regexps"}`, func() float64 {
|
|
return float64(storage.RegexpCacheMaxSizeBytes())
|
|
})
|
|
metrics.NewGauge(`vm_cache_size_max_bytes{type="storage/regexpPrefixes"}`, func() float64 {
|
|
return float64(storage.RegexpPrefixesCacheMaxSizeBytes())
|
|
})
|
|
|
|
metrics.NewGauge(`vm_cache_requests_total{type="storage/tsid"}`, func() float64 {
|
|
return float64(m().TSIDCacheRequests)
|
|
})
|
|
metrics.NewGauge(`vm_cache_requests_total{type="storage/metricIDs"}`, func() float64 {
|
|
return float64(m().MetricIDCacheRequests)
|
|
})
|
|
metrics.NewGauge(`vm_cache_requests_total{type="storage/metricName"}`, func() float64 {
|
|
return float64(m().MetricNameCacheRequests)
|
|
})
|
|
metrics.NewGauge(`vm_cache_requests_total{type="storage/indexBlocks"}`, func() float64 {
|
|
return float64(tm().IndexBlocksCacheRequests)
|
|
})
|
|
metrics.NewGauge(`vm_cache_requests_total{type="indexdb/dataBlocks"}`, func() float64 {
|
|
return float64(idbm().DataBlocksCacheRequests)
|
|
})
|
|
metrics.NewGauge(`vm_cache_requests_total{type="indexdb/indexBlocks"}`, func() float64 {
|
|
return float64(idbm().IndexBlocksCacheRequests)
|
|
})
|
|
metrics.NewGauge(`vm_cache_requests_total{type="indexdb/tagFilters"}`, func() float64 {
|
|
return float64(idbm().TagFiltersCacheRequests)
|
|
})
|
|
metrics.NewGauge(`vm_cache_requests_total{type="storage/regexps"}`, func() float64 {
|
|
return float64(storage.RegexpCacheRequests())
|
|
})
|
|
metrics.NewGauge(`vm_cache_requests_total{type="storage/regexpPrefixes"}`, func() float64 {
|
|
return float64(storage.RegexpPrefixesCacheRequests())
|
|
})
|
|
|
|
metrics.NewGauge(`vm_cache_misses_total{type="storage/tsid"}`, func() float64 {
|
|
return float64(m().TSIDCacheMisses)
|
|
})
|
|
metrics.NewGauge(`vm_cache_misses_total{type="storage/metricIDs"}`, func() float64 {
|
|
return float64(m().MetricIDCacheMisses)
|
|
})
|
|
metrics.NewGauge(`vm_cache_misses_total{type="storage/metricName"}`, func() float64 {
|
|
return float64(m().MetricNameCacheMisses)
|
|
})
|
|
metrics.NewGauge(`vm_cache_misses_total{type="storage/indexBlocks"}`, func() float64 {
|
|
return float64(tm().IndexBlocksCacheMisses)
|
|
})
|
|
metrics.NewGauge(`vm_cache_misses_total{type="indexdb/dataBlocks"}`, func() float64 {
|
|
return float64(idbm().DataBlocksCacheMisses)
|
|
})
|
|
metrics.NewGauge(`vm_cache_misses_total{type="indexdb/indexBlocks"}`, func() float64 {
|
|
return float64(idbm().IndexBlocksCacheMisses)
|
|
})
|
|
metrics.NewGauge(`vm_cache_misses_total{type="indexdb/tagFilters"}`, func() float64 {
|
|
return float64(idbm().TagFiltersCacheMisses)
|
|
})
|
|
metrics.NewGauge(`vm_cache_misses_total{type="storage/regexps"}`, func() float64 {
|
|
return float64(storage.RegexpCacheMisses())
|
|
})
|
|
metrics.NewGauge(`vm_cache_misses_total{type="storage/regexpPrefixes"}`, func() float64 {
|
|
return float64(storage.RegexpPrefixesCacheMisses())
|
|
})
|
|
|
|
metrics.NewGauge(`vm_deleted_metrics_total{type="indexdb"}`, func() float64 {
|
|
return float64(idbm().DeletedMetricsCount)
|
|
})
|
|
|
|
metrics.NewGauge(`vm_cache_collisions_total{type="storage/tsid"}`, func() float64 {
|
|
return float64(m().TSIDCacheCollisions)
|
|
})
|
|
metrics.NewGauge(`vm_cache_collisions_total{type="storage/metricName"}`, func() float64 {
|
|
return float64(m().MetricNameCacheCollisions)
|
|
})
|
|
}
|
|
|
|
func jsonResponseError(w http.ResponseWriter, err error) {
|
|
logger.Errorf("%s", err)
|
|
w.WriteHeader(http.StatusInternalServerError)
|
|
fmt.Fprintf(w, `{"status":"error","msg":%q}`, err)
|
|
}
|