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package main
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import (
"flag"
"fmt"
"net/http"
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"os"
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"strings"
"sync"
"time"
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"github.com/VictoriaMetrics/VictoriaMetrics/app/vmstorage/transport"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/buildinfo"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/envflag"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/fs"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver"
"github.com/VictoriaMetrics/VictoriaMetrics/lib/logger"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/procutil"
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"github.com/VictoriaMetrics/VictoriaMetrics/lib/storage"
"github.com/VictoriaMetrics/metrics"
)
var (
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httpListenAddr = flag . String ( "httpListenAddr" , ":8482" , "Address to listen for http connections" )
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retentionPeriod = flag . Int ( "retentionPeriod" , 1 , "Retention period in months" )
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storageDataPath = flag . String ( "storageDataPath" , "vmstorage-data" , "Path to storage data" )
vminsertAddr = flag . String ( "vminsertAddr" , ":8400" , "TCP address to accept connections from vminsert services" )
vmselectAddr = flag . String ( "vmselectAddr" , ":8401" , "TCP address to accept connections from vmselect services" )
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snapshotAuthKey = flag . String ( "snapshotAuthKey" , "" , "authKey, which must be passed in query string to /snapshot* pages" )
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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" )
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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minScrapeInterval = flag . Duration ( "dedup.minScrapeInterval" , 0 , "Remove superflouos samples from time series if they are located closer to each other than this duration. " +
"This may be useful for reducing overhead when multiple identically configured Prometheus instances write data to the same VictoriaMetrics. " +
"Deduplication is disabled if the -dedup.minScrapeInterval is 0" )
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)
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func main ( ) {
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// Write flags and help message to stdout, since it is easier to grep or pipe.
flag . CommandLine . SetOutput ( os . Stdout )
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envflag . Parse ( )
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buildinfo . Init ( )
logger . Init ( )
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storage . SetMinScrapeIntervalForDeduplication ( * minScrapeInterval )
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storage . SetBigMergeWorkersCount ( * bigMergeConcurrency )
storage . SetSmallMergeWorkersCount ( * smallMergeConcurrency )
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logger . Infof ( "opening storage at %q with retention period %d months" , * storageDataPath , * retentionPeriod )
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startTime := time . Now ( )
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strg , err := storage . OpenStorage ( * storageDataPath , * retentionPeriod )
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if err != nil {
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logger . Fatalf ( "cannot open a storage at %s with retention period %d months: %s" , * storageDataPath , * retentionPeriod , err )
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}
var m storage . Metrics
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strg . UpdateMetrics ( & m )
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tm := & m . TableMetrics
partsCount := tm . SmallPartsCount + tm . BigPartsCount
blocksCount := tm . SmallBlocksCount + tm . BigBlocksCount
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" ,
* storageDataPath , time . Since ( startTime ) . Seconds ( ) , partsCount , blocksCount , rowsCount , sizeBytes )
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registerStorageMetrics ( strg )
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srv , err := transport . NewServer ( * vminsertAddr , * vmselectAddr , strg )
if err != nil {
logger . Fatalf ( "cannot create a server with vminsertAddr=%s, vmselectAddr=%s: %s" , * vminsertAddr , * vmselectAddr , err )
}
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go srv . RunVMInsert ( )
go srv . RunVMSelect ( )
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requestHandler := newRequestHandler ( strg )
go func ( ) {
httpserver . Serve ( * httpListenAddr , requestHandler )
} ( )
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sig := procutil . WaitForSigterm ( )
logger . Infof ( "service received signal %s" , sig )
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app/vmstorage: add missing shutdown for http server on graceful shutdown
This could result in the following panic during graceful shutdown when `/metrics` page is requested:
http: panic serving 10.101.66.5:57366: runtime error: invalid memory address or nil pointer dereference
goroutine 2050 [running]:
net/http.(*conn).serve.func1(0xc00ef22000)
net/http/server.go:1772 +0x139
panic(0xa0fc00, 0xe91d80)
runtime/panic.go:973 +0x3e3
github.com/VictoriaMetrics/VictoriaMetrics/lib/workingsetcache.(*Cache).UpdateStats(0x0, 0xc0000516c8)
github.com/VictoriaMetrics/VictoriaMetrics/lib/workingsetcache/cache.go:224 +0x37
github.com/VictoriaMetrics/VictoriaMetrics/lib/storage.(*indexDB).UpdateMetrics(0xc00b931d00, 0xc02c41acf8)
github.com/VictoriaMetrics/VictoriaMetrics/lib/storage/index_db.go:258 +0x9f
github.com/VictoriaMetrics/VictoriaMetrics/lib/storage.(*Storage).UpdateMetrics(0xc0000bc7e0, 0xc02c41ac00)
github.com/VictoriaMetrics/VictoriaMetrics/lib/storage/storage.go:413 +0x4c5
main.registerStorageMetrics.func1(0x0)
github.com/VictoriaMetrics/VictoriaMetrics/app/vmstorage/main.go:186 +0xd9
main.registerStorageMetrics.func3(0xc00008c380)
github.com/VictoriaMetrics/VictoriaMetrics/app/vmstorage/main.go:196 +0x26
main.registerStorageMetrics.func7(0xc)
github.com/VictoriaMetrics/VictoriaMetrics/app/vmstorage/main.go:211 +0x26
github.com/VictoriaMetrics/metrics.(*Gauge).marshalTo(0xc000010148, 0xaa407d, 0x20, 0xb50d60, 0xc005319890)
github.com/VictoriaMetrics/metrics@v1.11.2/gauge.go:38 +0x3f
github.com/VictoriaMetrics/metrics.(*Set).WritePrometheus(0xc000084300, 0x7fd56809c940, 0xc005319860)
github.com/VictoriaMetrics/metrics@v1.11.2/set.go:51 +0x1e1
github.com/VictoriaMetrics/metrics.WritePrometheus(0x7fd56809c940, 0xc005319860, 0xa16f01)
github.com/VictoriaMetrics/metrics@v1.11.2/metrics.go:42 +0x41
github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver.writePrometheusMetrics(0x7fd56809c940, 0xc005319860)
github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver/metrics.go:16 +0x44
github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver.handlerWrapper(0xb5a120, 0xc005319860, 0xc005018f00, 0xc00002cc90)
github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver/httpserver.go:154 +0x58d
github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver.gzipHandler.func1(0xb5a120, 0xc005319860, 0xc005018f00)
github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver/httpserver.go:119 +0x8e
net/http.HandlerFunc.ServeHTTP(0xc00002d110, 0xb5a660, 0xc0044141c0, 0xc005018f00)
net/http/server.go:2012 +0x44
net/http.serverHandler.ServeHTTP(0xc004414000, 0xb5a660, 0xc0044141c0, 0xc005018f00)
net/http/server.go:2807 +0xa3
net/http.(*conn).serve(0xc00ef22000, 0xb5bf60, 0xc010532080)
net/http/server.go:1895 +0x86c
created by net/http.(*Server).Serve
net/http/server.go:2933 +0x35c
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logger . Infof ( "gracefully shutting down http service at %q" , * httpListenAddr )
startTime = time . Now ( )
if err := httpserver . Stop ( * httpListenAddr ) ; err != nil {
logger . Fatalf ( "cannot stop http service: %s" , err )
}
logger . Infof ( "successfully shut down http service in %.3f seconds" , time . Since ( startTime ) . Seconds ( ) )
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logger . Infof ( "gracefully shutting down the service" )
startTime = time . Now ( )
srv . MustClose ( )
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logger . Infof ( "successfully shut down the service in %.3f seconds" , time . Since ( startTime ) . Seconds ( ) )
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logger . Infof ( "gracefully closing the storage at %s" , * storageDataPath )
startTime = time . Now ( )
strg . MustClose ( )
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logger . Infof ( "successfully closed the storage in %.3f seconds" , time . Since ( startTime ) . Seconds ( ) )
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fs . MustStopDirRemover ( )
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logger . Infof ( "the vmstorage has been stopped" )
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}
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func newRequestHandler ( strg * storage . Storage ) httpserver . RequestHandler {
return func ( w http . ResponseWriter , r * http . Request ) bool {
return requestHandler ( w , r , strg )
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}
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}
func requestHandler ( w http . ResponseWriter , r * http . Request , strg * storage . Storage ) bool {
path := r . URL . Path
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if ! strings . HasPrefix ( path , "/snapshot" ) {
return false
}
authKey := r . FormValue ( "authKey" )
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
}
path = path [ len ( "/snapshot" ) : ]
switch path {
case "/create" :
w . Header ( ) . Set ( "Content-Type" , "application/json" )
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snapshotPath , err := strg . 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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fmt . Fprintf ( w , ` { "status":"ok","snapshot":%q} ` , snapshotPath )
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return true
case "/list" :
w . Header ( ) . Set ( "Content-Type" , "application/json" )
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snapshots , err := strg . 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
}
fmt . Fprintf ( w , ` { "status":"ok","snapshots":[ ` )
if len ( snapshots ) > 0 {
for _ , snapshot := range snapshots [ : len ( snapshots ) - 1 ] {
fmt . Fprintf ( w , "\n%q," , snapshot )
}
fmt . Fprintf ( w , "\n%q\n" , snapshots [ len ( snapshots ) - 1 ] )
}
fmt . Fprintf ( w , ` ]} ` )
return true
case "/delete" :
w . Header ( ) . Set ( "Content-Type" , "application/json" )
snapshotName := r . FormValue ( "snapshot" )
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if err := strg . 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
}
fmt . Fprintf ( w , ` { "status":"ok"} ` )
return true
case "/delete_all" :
w . Header ( ) . Set ( "Content-Type" , "application/json" )
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snapshots , err := strg . 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
}
for _ , snapshotName := range snapshots {
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if err := strg . 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
}
}
fmt . Fprintf ( w , ` { "status":"ok"} ` )
return true
default :
return false
}
}
func registerStorageMetrics ( strg * storage . Storage ) {
mCache := & storage . Metrics { }
var mCacheLock sync . Mutex
var lastUpdateTime time . Time
m := func ( ) * storage . Metrics {
mCacheLock . Lock ( )
defer mCacheLock . Unlock ( )
if time . Since ( lastUpdateTime ) < time . Second {
return mCache
}
var mc storage . Metrics
strg . UpdateMetrics ( & mc )
mCache = & mc
lastUpdateTime = time . Now ( )
return mCache
}
tm := func ( ) * storage . TableMetrics {
sm := m ( )
return & sm . TableMetrics
}
idbm := func ( ) * storage . IndexDBMetrics {
sm := m ( )
return & sm . IndexDBMetrics
}
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metrics . NewGauge ( fmt . Sprintf ( ` vm_free_disk_space_bytes { path=%q} ` , * storageDataPath ) , func ( ) float64 {
return float64 ( fs . MustGetFreeSpace ( * storageDataPath ) )
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} )
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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 )
} )
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metrics . NewGauge ( ` vm_new_timeseries_created_total ` , func ( ) float64 {
return float64 ( idbm ( ) . NewTimeseriesCreated )
} )
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metrics . NewGauge ( ` vm_missing_tsids_for_metric_id_total ` , func ( ) float64 {
return float64 ( idbm ( ) . MissingTSIDsForMetricID )
} )
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metrics . NewGauge ( ` vm_recent_hour_metric_ids_search_calls_total ` , func ( ) float64 {
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return float64 ( idbm ( ) . RecentHourMetricIDsSearchCalls )
} )
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metrics . NewGauge ( ` vm_recent_hour_metric_ids_search_hits_total ` , func ( ) float64 {
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return float64 ( idbm ( ) . RecentHourMetricIDsSearchHits )
} )
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metrics . NewGauge ( ` vm_date_metric_ids_search_calls_total ` , func ( ) float64 {
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return float64 ( idbm ( ) . DateMetricIDsSearchCalls )
} )
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metrics . NewGauge ( ` vm_date_metric_ids_search_hits_total ` , func ( ) float64 {
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return float64 ( idbm ( ) . DateMetricIDsSearchHits )
} )
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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 )
} )
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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_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 )
} )
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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 )
} )
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metrics . NewGauge ( ` vm_deduplicated_samples_total { type="merge"} ` , func ( ) float64 {
return float64 ( m ( ) . DedupsDuringMerge )
} )
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metrics . NewGauge ( ` vm_rows_ignored_total { reason="big_timestamp"} ` , func ( ) float64 {
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return float64 ( m ( ) . TooBigTimestampRows )
} )
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metrics . NewGauge ( ` vm_rows_ignored_total { reason="small_timestamp"} ` , func ( ) float64 {
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return float64 ( m ( ) . TooSmallTimestampRows )
} )
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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 )
} )
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metrics . NewGauge ( ` vm_search_delays_total ` , func ( ) float64 {
return float64 ( m ( ) . SearchDelays )
} )
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metrics . NewGauge ( ` vm_big_merges_delays_total ` , func ( ) float64 {
return float64 ( tm ( ) . BigMergesDelays )
} )
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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 )
} )
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metrics . NewGauge ( ` vm_slow_metric_name_loads_total ` , func ( ) float64 {
return float64 ( m ( ) . SlowMetricNameLoads )
} )
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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 )
} )
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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 )
} )
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metrics . NewGauge ( ` vm_missing_metric_names_for_metric_id_total ` , func ( ) float64 {
return float64 ( idbm ( ) . MissingMetricNamesForMetricID )
} )
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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 )
} )
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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 )
} )
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metrics . NewGauge ( ` vm_cache_entries { type="storage/hour_metric_ids"} ` , func ( ) float64 {
return float64 ( m ( ) . HourMetricIDCacheSize )
} )
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metrics . NewGauge ( ` vm_cache_entries { type="storage/next_day_metric_ids"} ` , func ( ) float64 {
return float64 ( m ( ) . NextDayMetricIDCacheSize )
} )
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metrics . NewGauge ( ` vm_cache_entries { type="storage/bigIndexBlocks"} ` , func ( ) float64 {
return float64 ( tm ( ) . BigIndexBlocksCacheSize )
} )
metrics . NewGauge ( ` vm_cache_entries { type="storage/smallIndexBlocks"} ` , func ( ) float64 {
return float64 ( tm ( ) . SmallIndexBlocksCacheSize )
} )
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 ( ) . TagCacheSize )
} )
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metrics . NewGauge ( ` vm_cache_entries { type="indexdb/uselessTagFilters"} ` , func ( ) float64 {
return float64 ( idbm ( ) . UselessTagFiltersCacheSize )
} )
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metrics . NewGauge ( ` vm_cache_entries { type="storage/regexps"} ` , func ( ) float64 {
return float64 ( storage . RegexpCacheSize ( ) )
} )
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metrics . NewGauge ( ` vm_cache_size_entries { type="storage/prefetchedMetricIDs"} ` , func ( ) float64 {
return float64 ( m ( ) . PrefetchedMetricIDsSize )
} )
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metrics . NewGauge ( ` vm_cache_size_bytes { type="storage/tsid"} ` , func ( ) float64 {
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return float64 ( m ( ) . TSIDCacheSizeBytes )
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} )
metrics . NewGauge ( ` vm_cache_size_bytes { type="storage/metricIDs"} ` , func ( ) float64 {
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return float64 ( m ( ) . MetricIDCacheSizeBytes )
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} )
metrics . NewGauge ( ` vm_cache_size_bytes { type="storage/metricName"} ` , func ( ) float64 {
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return float64 ( m ( ) . MetricNameCacheSizeBytes )
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} )
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metrics . NewGauge ( ` vm_cache_size_bytes { type="storage/date_metricID"} ` , func ( ) float64 {
return float64 ( m ( ) . DateMetricIDCacheSizeBytes )
} )
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metrics . NewGauge ( ` vm_cache_size_bytes { type="storage/hour_metric_ids"} ` , func ( ) float64 {
return float64 ( m ( ) . HourMetricIDCacheSizeBytes )
} )
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metrics . NewGauge ( ` vm_cache_size_bytes { type="storage/next_day_metric_ids"} ` , func ( ) float64 {
return float64 ( m ( ) . NextDayMetricIDCacheSizeBytes )
} )
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metrics . NewGauge ( ` vm_cache_size_bytes { type="indexdb/tagFilters"} ` , func ( ) float64 {
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return float64 ( idbm ( ) . TagCacheSizeBytes )
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} )
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metrics . NewGauge ( ` vm_cache_size_bytes { type="indexdb/uselessTagFilters"} ` , func ( ) float64 {
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return float64 ( idbm ( ) . UselessTagFiltersCacheSizeBytes )
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} )
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metrics . NewGauge ( ` vm_cache_size_bytes { type="storage/prefetchedMetricIDs"} ` , func ( ) float64 {
return float64 ( m ( ) . PrefetchedMetricIDsSizeBytes )
} )
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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/bigIndexBlocks"} ` , func ( ) float64 {
return float64 ( tm ( ) . BigIndexBlocksCacheRequests )
} )
metrics . NewGauge ( ` vm_cache_requests_total { type="storage/smallIndexBlocks"} ` , func ( ) float64 {
return float64 ( tm ( ) . SmallIndexBlocksCacheRequests )
} )
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 ( ) . TagCacheRequests )
} )
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metrics . NewGauge ( ` vm_cache_requests_total { type="indexdb/uselessTagFilters"} ` , func ( ) float64 {
return float64 ( idbm ( ) . UselessTagFiltersCacheRequests )
} )
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metrics . NewGauge ( ` vm_cache_requests_total { type="storage/regexps"} ` , func ( ) float64 {
return float64 ( storage . RegexpCacheRequests ( ) )
} )
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/bigIndexBlocks"} ` , func ( ) float64 {
return float64 ( tm ( ) . BigIndexBlocksCacheMisses )
} )
metrics . NewGauge ( ` vm_cache_misses_total { type="storage/smallIndexBlocks"} ` , func ( ) float64 {
return float64 ( tm ( ) . SmallIndexBlocksCacheMisses )
} )
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 ( ) . TagCacheMisses )
} )
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metrics . NewGauge ( ` vm_cache_misses_total { type="indexdb/uselessTagFilters"} ` , func ( ) float64 {
return float64 ( idbm ( ) . UselessTagFiltersCacheMisses )
} )
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metrics . NewGauge ( ` vm_cache_misses_total { type="storage/regexps"} ` , func ( ) float64 {
return float64 ( storage . RegexpCacheMisses ( ) )
} )
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 )
} )
}
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func jsonResponseError ( w http . ResponseWriter , err error ) {
logger . Errorf ( "%s" , err )
w . WriteHeader ( http . StatusInternalServerError )
fmt . Fprintf ( w , ` { "status":"error","msg":%q} ` , err )
}