How to use addRows method of gauge Package

Best Gauge code snippet using gauge.addRows

main.go

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1package vmstorage2import (3 "flag"4 "fmt"5 "net/http"6 "strings"7 "sync"8 "time"9 "github.com/VictoriaMetrics/VictoriaMetrics/lib/encoding"10 "github.com/VictoriaMetrics/VictoriaMetrics/lib/fasttime"11 "github.com/VictoriaMetrics/VictoriaMetrics/lib/fs"12 "github.com/VictoriaMetrics/VictoriaMetrics/lib/httpserver"13 "github.com/VictoriaMetrics/VictoriaMetrics/lib/logger"14 "github.com/VictoriaMetrics/VictoriaMetrics/lib/storage"15 "github.com/VictoriaMetrics/VictoriaMetrics/lib/syncwg"16 "github.com/VictoriaMetrics/metrics"17)18var (19 retentionPeriod = flag.Int("retentionPeriod", 1, "Retention period in months")20 snapshotAuthKey = flag.String("snapshotAuthKey", "", "authKey, which must be passed in query string to /snapshot* pages")21 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")22 // DataPath is a path to storage data.23 DataPath = flag.String("storageDataPath", "victoria-metrics-data", "Path to storage data")24 bigMergeConcurrency = flag.Int("bigMergeConcurrency", 0, "The maximum number of CPU cores to use for big merges. Default value is used if set to 0")25 smallMergeConcurrency = flag.Int("smallMergeConcurrency", 0, "The maximum number of CPU cores to use for small merges. Default value is used if set to 0")26 denyQueriesOutsideRetention = flag.Bool("denyQueriesOutsideRetention", false, "Whether to deny queries outside of the configured -retentionPeriod. "+27 "When set, then /api/v1/query_range would return '503 Service Unavailable' error for queries with 'from' value outside -retentionPeriod. "+28 "This may be useful when multiple data sources with distinct retentions are hidden behind query-tee")29)30// CheckTimeRange returns true if the given tr is denied for querying.31func CheckTimeRange(tr storage.TimeRange) error {32 if !*denyQueriesOutsideRetention {33 return nil34 }35 minAllowedTimestamp := (int64(fasttime.UnixTimestamp()) - int64(*retentionPeriod)*3600*24*30) * 100036 if tr.MinTimestamp > minAllowedTimestamp {37 return nil38 }39 return &httpserver.ErrorWithStatusCode{40 Err: fmt.Errorf("the given time range %s is outside the allowed retention of %d months according to -denyQueriesOutsideRetention", &tr, *retentionPeriod),41 StatusCode: http.StatusServiceUnavailable,42 }43}44// Init initializes vmstorage.45func Init() {46 InitWithoutMetrics()47 registerStorageMetrics()48}49// InitWithoutMetrics must be called instead of Init inside tests.50//51// This allows multiple Init / Stop cycles.52func InitWithoutMetrics() {53 if err := encoding.CheckPrecisionBits(uint8(*precisionBits)); err != nil {54 logger.Fatalf("invalid `-precisionBits`: %s", err)55 }56 storage.SetBigMergeWorkersCount(*bigMergeConcurrency)57 storage.SetSmallMergeWorkersCount(*smallMergeConcurrency)58 logger.Infof("opening storage at %q with retention period %d months", *DataPath, *retentionPeriod)59 startTime := time.Now()60 WG = syncwg.WaitGroup{}61 strg, err := storage.OpenStorage(*DataPath, *retentionPeriod)62 if err != nil {63 logger.Fatalf("cannot open a storage at %s with retention period %d months: %s", *DataPath, *retentionPeriod, err)64 }65 Storage = strg66 var m storage.Metrics67 Storage.UpdateMetrics(&m)68 tm := &m.TableMetrics69 partsCount := tm.SmallPartsCount + tm.BigPartsCount70 blocksCount := tm.SmallBlocksCount + tm.BigBlocksCount71 rowsCount := tm.SmallRowsCount + tm.BigRowsCount72 sizeBytes := tm.SmallSizeBytes + tm.BigSizeBytes73 logger.Infof("successfully opened storage %q in %.3f seconds; partsCount: %d; blocksCount: %d; rowsCount: %d; sizeBytes: %d",74 *DataPath, time.Since(startTime).Seconds(), partsCount, blocksCount, rowsCount, sizeBytes)75}76// Storage is a storage.77//78// Every storage call must be wrapped into WG.Add(1) ... WG.Done()79// for proper graceful shutdown when Stop is called.80var Storage *storage.Storage81// WG must be incremented before Storage call.82//83// Use syncwg instead of sync, since Add is called from concurrent goroutines.84var WG syncwg.WaitGroup85// AddRows adds mrs to the storage.86func AddRows(mrs []storage.MetricRow) error {87 WG.Add(1)88 err := Storage.AddRows(mrs, uint8(*precisionBits))89 WG.Done()90 return err91}92// DeleteMetrics deletes metrics matching tfss.93//94// Returns the number of deleted metrics.95func DeleteMetrics(tfss []*storage.TagFilters) (int, error) {96 WG.Add(1)97 n, err := Storage.DeleteMetrics(tfss)98 WG.Done()99 return n, err100}101// SearchTagKeys searches for tag keys102func SearchTagKeys(maxTagKeys int) ([]string, error) {103 WG.Add(1)104 keys, err := Storage.SearchTagKeys(maxTagKeys)105 WG.Done()106 return keys, err107}108// SearchTagValues searches for tag values for the given tagKey109func SearchTagValues(tagKey []byte, maxTagValues int) ([]string, error) {110 WG.Add(1)111 values, err := Storage.SearchTagValues(tagKey, maxTagValues)112 WG.Done()113 return values, err114}115// SearchTagEntries searches for tag entries.116func SearchTagEntries(maxTagKeys, maxTagValues int) ([]storage.TagEntry, error) {117 WG.Add(1)118 tagEntries, err := Storage.SearchTagEntries(maxTagKeys, maxTagValues)119 WG.Done()120 return tagEntries, err121}122// GetTSDBStatusForDate returns TSDB status for the given date.123func GetTSDBStatusForDate(date uint64, topN int) (*storage.TSDBStatus, error) {124 WG.Add(1)125 status, err := Storage.GetTSDBStatusForDate(date, topN)126 WG.Done()127 return status, err128}129// GetSeriesCount returns the number of time series in the storage.130func GetSeriesCount() (uint64, error) {131 WG.Add(1)132 n, err := Storage.GetSeriesCount()133 WG.Done()134 return n, err135}136// Stop stops the vmstorage137func Stop() {138 logger.Infof("gracefully closing the storage at %s", *DataPath)139 startTime := time.Now()140 WG.WaitAndBlock()141 Storage.MustClose()142 logger.Infof("successfully closed the storage in %.3f seconds", time.Since(startTime).Seconds())143 logger.Infof("the storage has been stopped")144}145// RequestHandler is a storage request handler.146func RequestHandler(w http.ResponseWriter, r *http.Request) bool {147 path := r.URL.Path148 prometheusCompatibleResponse := false149 if path == "/api/v1/admin/tsdb/snapshot" {150 // Handle Prometheus API - https://prometheus.io/docs/prometheus/latest/querying/api/#snapshot .151 prometheusCompatibleResponse = true152 path = "/snapshot/create"153 }154 if !strings.HasPrefix(path, "/snapshot") {155 return false156 }157 authKey := r.FormValue("authKey")158 if authKey != *snapshotAuthKey {159 httpserver.Errorf(w, "invalid authKey %q. It must match the value from -snapshotAuthKey command line flag", authKey)160 return true161 }162 path = path[len("/snapshot"):]163 switch path {164 case "/create":165 w.Header().Set("Content-Type", "application/json")166 snapshotPath, err := Storage.CreateSnapshot()167 if err != nil {168 err = fmt.Errorf("cannot create snapshot: %w", err)169 jsonResponseError(w, err)170 return true171 }172 if prometheusCompatibleResponse {173 fmt.Fprintf(w, `{"status":"success","data":{"name":%q}}`, snapshotPath)174 } else {175 fmt.Fprintf(w, `{"status":"ok","snapshot":%q}`, snapshotPath)176 }177 return true178 case "/list":179 w.Header().Set("Content-Type", "application/json")180 snapshots, err := Storage.ListSnapshots()181 if err != nil {182 err = fmt.Errorf("cannot list snapshots: %w", err)183 jsonResponseError(w, err)184 return true185 }186 fmt.Fprintf(w, `{"status":"ok","snapshots":[`)187 if len(snapshots) > 0 {188 for _, snapshot := range snapshots[:len(snapshots)-1] {189 fmt.Fprintf(w, "\n%q,", snapshot)190 }191 fmt.Fprintf(w, "\n%q\n", snapshots[len(snapshots)-1])192 }193 fmt.Fprintf(w, `]}`)194 return true195 case "/delete":196 w.Header().Set("Content-Type", "application/json")197 snapshotName := r.FormValue("snapshot")198 if err := Storage.DeleteSnapshot(snapshotName); err != nil {199 err = fmt.Errorf("cannot delete snapshot %q: %w", snapshotName, err)200 jsonResponseError(w, err)201 return true202 }203 fmt.Fprintf(w, `{"status":"ok"}`)204 return true205 case "/delete_all":206 w.Header().Set("Content-Type", "application/json")207 snapshots, err := Storage.ListSnapshots()208 if err != nil {209 err = fmt.Errorf("cannot list snapshots: %w", err)210 jsonResponseError(w, err)211 return true212 }213 for _, snapshotName := range snapshots {214 if err := Storage.DeleteSnapshot(snapshotName); err != nil {215 err = fmt.Errorf("cannot delete snapshot %q: %w", snapshotName, err)216 jsonResponseError(w, err)217 return true218 }219 }220 fmt.Fprintf(w, `{"status":"ok"}`)221 return true222 default:223 return false224 }225}226func registerStorageMetrics() {227 mCache := &storage.Metrics{}228 var mCacheLock sync.Mutex229 var lastUpdateTime time.Time230 m := func() *storage.Metrics {231 mCacheLock.Lock()232 defer mCacheLock.Unlock()233 if time.Since(lastUpdateTime) < time.Second {234 return mCache235 }236 var mc storage.Metrics237 Storage.UpdateMetrics(&mc)238 mCache = &mc239 lastUpdateTime = time.Now()240 return mCache241 }242 tm := func() *storage.TableMetrics {243 sm := m()244 return &sm.TableMetrics245 }246 idbm := func() *storage.IndexDBMetrics {247 sm := m()248 return &sm.IndexDBMetrics249 }250 metrics.NewGauge(fmt.Sprintf(`vm_free_disk_space_bytes{path=%q}`, *DataPath), func() float64 {251 return float64(fs.MustGetFreeSpace(*DataPath))252 })253 metrics.NewGauge(`vm_active_merges{type="storage/big"}`, func() float64 {254 return float64(tm().ActiveBigMerges)255 })256 metrics.NewGauge(`vm_active_merges{type="storage/small"}`, func() float64 {257 return float64(tm().ActiveSmallMerges)258 })259 metrics.NewGauge(`vm_active_merges{type="indexdb"}`, func() float64 {260 return float64(idbm().ActiveMerges)261 })262 metrics.NewGauge(`vm_merges_total{type="storage/big"}`, func() float64 {263 return float64(tm().BigMergesCount)264 })265 metrics.NewGauge(`vm_merges_total{type="storage/small"}`, func() float64 {266 return float64(tm().SmallMergesCount)267 })268 metrics.NewGauge(`vm_merges_total{type="indexdb"}`, func() float64 {269 return float64(idbm().MergesCount)270 })271 metrics.NewGauge(`vm_rows_merged_total{type="storage/big"}`, func() float64 {272 return float64(tm().BigRowsMerged)273 })274 metrics.NewGauge(`vm_rows_merged_total{type="storage/small"}`, func() float64 {275 return float64(tm().SmallRowsMerged)276 })277 metrics.NewGauge(`vm_rows_merged_total{type="indexdb"}`, func() float64 {278 return float64(idbm().ItemsMerged)279 })280 metrics.NewGauge(`vm_rows_deleted_total{type="storage/big"}`, func() float64 {281 return float64(tm().BigRowsDeleted)282 })283 metrics.NewGauge(`vm_rows_deleted_total{type="storage/small"}`, func() float64 {284 return float64(tm().SmallRowsDeleted)285 })286 metrics.NewGauge(`vm_references{type="storage/big", name="parts"}`, func() float64 {287 return float64(tm().BigPartsRefCount)288 })289 metrics.NewGauge(`vm_references{type="storage/small", name="parts"}`, func() float64 {290 return float64(tm().SmallPartsRefCount)291 })292 metrics.NewGauge(`vm_references{type="storage", name="partitions"}`, func() float64 {293 return float64(tm().PartitionsRefCount)294 })295 metrics.NewGauge(`vm_references{type="indexdb", name="objects"}`, func() float64 {296 return float64(idbm().IndexDBRefCount)297 })298 metrics.NewGauge(`vm_references{type="indexdb", name="parts"}`, func() float64 {299 return float64(idbm().PartsRefCount)300 })301 metrics.NewGauge(`vm_new_timeseries_created_total`, func() float64 {302 return float64(idbm().NewTimeseriesCreated)303 })304 metrics.NewGauge(`vm_missing_tsids_for_metric_id_total`, func() float64 {305 return float64(idbm().MissingTSIDsForMetricID)306 })307 metrics.NewGauge(`vm_recent_hour_metric_ids_search_calls_total`, func() float64 {308 return float64(idbm().RecentHourMetricIDsSearchCalls)309 })310 metrics.NewGauge(`vm_recent_hour_metric_ids_search_hits_total`, func() float64 {311 return float64(idbm().RecentHourMetricIDsSearchHits)312 })313 metrics.NewGauge(`vm_date_metric_ids_search_calls_total`, func() float64 {314 return float64(idbm().DateMetricIDsSearchCalls)315 })316 metrics.NewGauge(`vm_date_metric_ids_search_hits_total`, func() float64 {317 return float64(idbm().DateMetricIDsSearchHits)318 })319 metrics.NewGauge(`vm_index_blocks_with_metric_ids_processed_total`, func() float64 {320 return float64(idbm().IndexBlocksWithMetricIDsProcessed)321 })322 metrics.NewGauge(`vm_index_blocks_with_metric_ids_incorrect_order_total`, func() float64 {323 return float64(idbm().IndexBlocksWithMetricIDsIncorrectOrder)324 })325 metrics.NewGauge(`vm_assisted_merges_total{type="storage/small"}`, func() float64 {326 return float64(tm().SmallAssistedMerges)327 })328 metrics.NewGauge(`vm_assisted_merges_total{type="indexdb"}`, func() float64 {329 return float64(idbm().AssistedMerges)330 })331 metrics.NewGauge(`vm_pending_rows{type="storage"}`, func() float64 {332 return float64(tm().PendingRows)333 })334 metrics.NewGauge(`vm_pending_rows{type="indexdb"}`, func() float64 {335 return float64(idbm().PendingItems)336 })337 metrics.NewGauge(`vm_parts{type="storage/big"}`, func() float64 {338 return float64(tm().BigPartsCount)339 })340 metrics.NewGauge(`vm_parts{type="storage/small"}`, func() float64 {341 return float64(tm().SmallPartsCount)342 })343 metrics.NewGauge(`vm_parts{type="indexdb"}`, func() float64 {344 return float64(idbm().PartsCount)345 })346 metrics.NewGauge(`vm_blocks{type="storage/big"}`, func() float64 {347 return float64(tm().BigBlocksCount)348 })349 metrics.NewGauge(`vm_blocks{type="storage/small"}`, func() float64 {350 return float64(tm().SmallBlocksCount)351 })352 metrics.NewGauge(`vm_blocks{type="indexdb"}`, func() float64 {353 return float64(idbm().BlocksCount)354 })355 metrics.NewGauge(`vm_data_size_bytes{type="storage/big"}`, func() float64 {356 return float64(tm().BigSizeBytes)357 })358 metrics.NewGauge(`vm_data_size_bytes{type="storage/small"}`, func() float64 {359 return float64(tm().SmallSizeBytes)360 })361 metrics.NewGauge(`vm_data_size_bytes{type="indexdb"}`, func() float64 {362 return float64(idbm().SizeBytes)363 })364 metrics.NewGauge(`vm_deduplicated_samples_total{type="merge"}`, func() float64 {365 return float64(m().DedupsDuringMerge)366 })367 metrics.NewGauge(`vm_rows_ignored_total{reason="big_timestamp"}`, func() float64 {368 return float64(m().TooBigTimestampRows)369 })370 metrics.NewGauge(`vm_rows_ignored_total{reason="small_timestamp"}`, func() float64 {371 return float64(m().TooSmallTimestampRows)372 })373 metrics.NewGauge(`vm_concurrent_addrows_limit_reached_total`, func() float64 {374 return float64(m().AddRowsConcurrencyLimitReached)375 })376 metrics.NewGauge(`vm_concurrent_addrows_limit_timeout_total`, func() float64 {377 return float64(m().AddRowsConcurrencyLimitTimeout)378 })379 metrics.NewGauge(`vm_concurrent_addrows_dropped_rows_total`, func() float64 {380 return float64(m().AddRowsConcurrencyDroppedRows)381 })382 metrics.NewGauge(`vm_concurrent_addrows_capacity`, func() float64 {383 return float64(m().AddRowsConcurrencyCapacity)384 })385 metrics.NewGauge(`vm_concurrent_addrows_current`, func() float64 {386 return float64(m().AddRowsConcurrencyCurrent)387 })388 metrics.NewGauge(`vm_slow_row_inserts_total`, func() float64 {389 return float64(m().SlowRowInserts)390 })391 metrics.NewGauge(`vm_slow_per_day_index_inserts_total`, func() float64 {392 return float64(m().SlowPerDayIndexInserts)393 })394 metrics.NewGauge(`vm_slow_metric_name_loads_total`, func() float64 {395 return float64(m().SlowMetricNameLoads)396 })397 metrics.NewGauge(`vm_rows{type="storage/big"}`, func() float64 {398 return float64(tm().BigRowsCount)399 })400 metrics.NewGauge(`vm_rows{type="storage/small"}`, func() float64 {401 return float64(tm().SmallRowsCount)402 })403 metrics.NewGauge(`vm_rows{type="indexdb"}`, func() float64 {404 return float64(idbm().ItemsCount)405 })406 metrics.NewGauge(`vm_date_range_search_calls_total`, func() float64 {407 return float64(idbm().DateRangeSearchCalls)408 })409 metrics.NewGauge(`vm_date_range_hits_total`, func() float64 {410 return float64(idbm().DateRangeSearchHits)411 })412 metrics.NewGauge(`vm_missing_metric_names_for_metric_id_total`, func() float64 {413 return float64(idbm().MissingMetricNamesForMetricID)414 })415 metrics.NewGauge(`vm_date_metric_id_cache_syncs_total`, func() float64 {416 return float64(m().DateMetricIDCacheSyncsCount)417 })418 metrics.NewGauge(`vm_date_metric_id_cache_resets_total`, func() float64 {419 return float64(m().DateMetricIDCacheResetsCount)420 })421 metrics.NewGauge(`vm_cache_entries{type="storage/tsid"}`, func() float64 {422 return float64(m().TSIDCacheSize)423 })424 metrics.NewGauge(`vm_cache_entries{type="storage/metricIDs"}`, func() float64 {425 return float64(m().MetricIDCacheSize)426 })427 metrics.NewGauge(`vm_cache_entries{type="storage/metricName"}`, func() float64 {428 return float64(m().MetricNameCacheSize)429 })430 metrics.NewGauge(`vm_cache_entries{type="storage/date_metricID"}`, func() float64 {431 return float64(m().DateMetricIDCacheSize)432 })433 metrics.NewGauge(`vm_cache_entries{type="storage/hour_metric_ids"}`, func() float64 {434 return float64(m().HourMetricIDCacheSize)435 })436 metrics.NewGauge(`vm_cache_entries{type="storage/next_day_metric_ids"}`, func() float64 {437 return float64(m().NextDayMetricIDCacheSize)438 })439 metrics.NewGauge(`vm_cache_entries{type="storage/bigIndexBlocks"}`, func() float64 {440 return float64(tm().BigIndexBlocksCacheSize)441 })442 metrics.NewGauge(`vm_cache_entries{type="storage/smallIndexBlocks"}`, func() float64 {443 return float64(tm().SmallIndexBlocksCacheSize)444 })445 metrics.NewGauge(`vm_cache_entries{type="indexdb/dataBlocks"}`, func() float64 {446 return float64(idbm().DataBlocksCacheSize)447 })448 metrics.NewGauge(`vm_cache_entries{type="indexdb/indexBlocks"}`, func() float64 {449 return float64(idbm().IndexBlocksCacheSize)450 })451 metrics.NewGauge(`vm_cache_entries{type="indexdb/tagFilters"}`, func() float64 {452 return float64(idbm().TagCacheSize)453 })454 metrics.NewGauge(`vm_cache_entries{type="indexdb/uselessTagFilters"}`, func() float64 {455 return float64(idbm().UselessTagFiltersCacheSize)456 })457 metrics.NewGauge(`vm_cache_entries{type="storage/regexps"}`, func() float64 {458 return float64(storage.RegexpCacheSize())459 })460 metrics.NewGauge(`vm_cache_size_entries{type="storage/prefetchedMetricIDs"}`, func() float64 {461 return float64(m().PrefetchedMetricIDsSize)462 })463 metrics.NewGauge(`vm_cache_size_bytes{type="storage/tsid"}`, func() float64 {464 return float64(m().TSIDCacheSizeBytes)465 })466 metrics.NewGauge(`vm_cache_size_bytes{type="storage/metricIDs"}`, func() float64 {467 return float64(m().MetricIDCacheSizeBytes)468 })469 metrics.NewGauge(`vm_cache_size_bytes{type="storage/metricName"}`, func() float64 {470 return float64(m().MetricNameCacheSizeBytes)471 })472 metrics.NewGauge(`vm_cache_size_bytes{type="storage/date_metricID"}`, func() float64 {473 return float64(m().DateMetricIDCacheSizeBytes)474 })475 metrics.NewGauge(`vm_cache_size_bytes{type="storage/hour_metric_ids"}`, func() float64 {476 return float64(m().HourMetricIDCacheSizeBytes)477 })478 metrics.NewGauge(`vm_cache_size_bytes{type="storage/next_day_metric_ids"}`, func() float64 {479 return float64(m().NextDayMetricIDCacheSizeBytes)480 })481 metrics.NewGauge(`vm_cache_size_bytes{type="indexdb/tagFilters"}`, func() float64 {482 return float64(idbm().TagCacheSizeBytes)483 })484 metrics.NewGauge(`vm_cache_size_bytes{type="indexdb/uselessTagFilters"}`, func() float64 {485 return float64(idbm().UselessTagFiltersCacheSizeBytes)486 })487 metrics.NewGauge(`vm_cache_size_bytes{type="storage/prefetchedMetricIDs"}`, func() float64 {488 return float64(m().PrefetchedMetricIDsSizeBytes)489 })490 metrics.NewGauge(`vm_cache_requests_total{type="storage/tsid"}`, func() float64 {491 return float64(m().TSIDCacheRequests)492 })493 metrics.NewGauge(`vm_cache_requests_total{type="storage/metricIDs"}`, func() float64 {494 return float64(m().MetricIDCacheRequests)495 })496 metrics.NewGauge(`vm_cache_requests_total{type="storage/metricName"}`, func() float64 {497 return float64(m().MetricNameCacheRequests)498 })499 metrics.NewGauge(`vm_cache_requests_total{type="storage/bigIndexBlocks"}`, func() float64 {500 return float64(tm().BigIndexBlocksCacheRequests)501 })502 metrics.NewGauge(`vm_cache_requests_total{type="storage/smallIndexBlocks"}`, func() float64 {503 return float64(tm().SmallIndexBlocksCacheRequests)504 })505 metrics.NewGauge(`vm_cache_requests_total{type="indexdb/dataBlocks"}`, func() float64 {506 return float64(idbm().DataBlocksCacheRequests)507 })508 metrics.NewGauge(`vm_cache_requests_total{type="indexdb/indexBlocks"}`, func() float64 {509 return float64(idbm().IndexBlocksCacheRequests)510 })511 metrics.NewGauge(`vm_cache_requests_total{type="indexdb/tagFilters"}`, func() float64 {512 return float64(idbm().TagCacheRequests)513 })514 metrics.NewGauge(`vm_cache_requests_total{type="indexdb/uselessTagFilters"}`, func() float64 {515 return float64(idbm().UselessTagFiltersCacheRequests)516 })517 metrics.NewGauge(`vm_cache_requests_total{type="storage/regexps"}`, func() float64 {518 return float64(storage.RegexpCacheRequests())519 })520 metrics.NewGauge(`vm_cache_misses_total{type="storage/tsid"}`, func() float64 {521 return float64(m().TSIDCacheMisses)522 })523 metrics.NewGauge(`vm_cache_misses_total{type="storage/metricIDs"}`, func() float64 {524 return float64(m().MetricIDCacheMisses)525 })526 metrics.NewGauge(`vm_cache_misses_total{type="storage/metricName"}`, func() float64 {527 return float64(m().MetricNameCacheMisses)528 })529 metrics.NewGauge(`vm_cache_misses_total{type="storage/bigIndexBlocks"}`, func() float64 {530 return float64(tm().BigIndexBlocksCacheMisses)531 })532 metrics.NewGauge(`vm_cache_misses_total{type="storage/smallIndexBlocks"}`, func() float64 {533 return float64(tm().SmallIndexBlocksCacheMisses)534 })535 metrics.NewGauge(`vm_cache_misses_total{type="indexdb/dataBlocks"}`, func() float64 {536 return float64(idbm().DataBlocksCacheMisses)537 })538 metrics.NewGauge(`vm_cache_misses_total{type="indexdb/indexBlocks"}`, func() float64 {539 return float64(idbm().IndexBlocksCacheMisses)540 })541 metrics.NewGauge(`vm_cache_misses_total{type="indexdb/tagFilters"}`, func() float64 {542 return float64(idbm().TagCacheMisses)543 })544 metrics.NewGauge(`vm_cache_misses_total{type="indexdb/uselessTagFilters"}`, func() float64 {545 return float64(idbm().UselessTagFiltersCacheMisses)546 })547 metrics.NewGauge(`vm_cache_misses_total{type="storage/regexps"}`, func() float64 {548 return float64(storage.RegexpCacheMisses())549 })550 metrics.NewGauge(`vm_deleted_metrics_total{type="indexdb"}`, func() float64 {551 return float64(idbm().DeletedMetricsCount)552 })553 metrics.NewGauge(`vm_cache_collisions_total{type="storage/tsid"}`, func() float64 {554 return float64(m().TSIDCacheCollisions)555 })556 metrics.NewGauge(`vm_cache_collisions_total{type="storage/metricName"}`, func() float64 {557 return float64(m().MetricNameCacheCollisions)558 })559}560func jsonResponseError(w http.ResponseWriter, err error) {561 logger.Errorf("%s", err)562 w.WriteHeader(http.StatusInternalServerError)563 fmt.Fprintf(w, `{"status":"error","msg":%q}`, err)564}...

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addRows

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1import (2func main() {3 err := termui.Init()4 if err != nil {5 panic(err)6 }7 defer termui.Close()8 g := termui.NewGauge()9 termui.Render(g)10 g.AddRows("Row1", "Row2", "Row3")11 termui.Render(g)12 termui.Handle("/sys/kbd/q", func(termui.Event) {13 termui.StopLoop()14 })15 termui.Loop()16}

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addRows

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1import (2func TestAddRows(t *testing.T) {3 gauge.Step("Add rows <table>", func(table *gauge.Table) {4 rows := table.GetTableRows()5 fmt.Println("Rows: ", rows)6 fmt.Println("Row count: ", len(rows))7 for _, row := range rows {8 fmt.Println("Row: ", row)9 for _, cell := range row.GetCells() {10 fmt.Println("Cell: ", cell)11 }12 }13 })14}15import (16func TestAddRows(t *testing.T) {17 gauge.Step("Add rows <table>", func(table *gauge.Table) {18 rows := table.GetTableRows()19 fmt.Println("Rows: ", rows)20 fmt.Println("Row count: ", len(rows))21 for _, row := range rows {22 fmt.Println("Row: ", row)23 for _, cell := range row.GetCells() {24 fmt.Println("Cell: ", cell)25 }26 }27 })28}29import (30func TestAddRows(t *testing.T) {31 gauge.Step("Add rows <table>", func(table *gauge.Table) {32 rows := table.GetTableRows()33 fmt.Println("Rows: ", rows)34 fmt.Println("Row count: ", len(rows))35 for _, row := range rows {36 fmt.Println("Row: ", row)37 for _, cell := range row.GetCells() {38 fmt.Println("Cell: ", cell)39 }40 }41 })42}43import (

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1import (2func main() {3 g := metricpersist.NewGauge()4 metricDefs := make([]*metricdef.MetricDefinition, 0)5 metricDefs = append(metricDefs, &metricdef.MetricDefinition{Id: 1, OrgId: 1, Name: "metric1", Interval: 10})6 metricDefs = append(metricDefs, &metricdef.MetricDefinition{Id: 2, OrgId: 1, Name: "metric2", Interval: 10})7 metricDefs = append(metricDefs, &metricdef.MetricDefinition{Id: 3, OrgId: 1, Name: "metric3", Interval: 10})8 metricDefs = append(metricDefs, &metricdef.MetricDefinition{Id: 4, OrgId: 1, Name: "metric4", Interval: 10})9 metricDefs = append(metricDefs, &metricdef.MetricDefinition{Id: 5, OrgId: 1, Name: "metric5", Interval: 10})10 data := make([]schema.Point, 0)11 data = append(data, schema.Point{Val: 1, Ts: 10})12 data = append(data, schema.Point{Val: 2, Ts: 20})13 data = append(data, schema.Point{Val: 3, Ts: 30})14 data = append(data, schema.Point{Val: 4, Ts: 40})15 data = append(data, schema.Point{Val: 5, Ts: 50})16 g.AddRows(metricDefs, data)17 for _, metric := range metricDefs {18 fmt.Println(metric.Name)19 for _, row := range g.GetRows(metric, 0, 60) {20 fmt.Println(row)21 }22 }23}

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addRows

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1import (2func main(){3 fmt.Println("Hello World!")4}5import (6func main(){7 fmt.Println("Hello World!")8}9import (10func main(){11 fmt.Println("Hello World!")12}13import (14func main(){15 fmt.Println("Hello World!")16}17import (18func main(){19 fmt.Println("Hello World!")20}21import (22func main(){23 fmt.Println("Hello World!")24}25import (26func main(){27 fmt.Println("Hello World!")28}29import (30func main(){31 fmt.Println("Hello World!")32}33import (34func main(){35 fmt.Println("Hello World!")36}37import (38func main(){39 fmt.Println("Hello World!")40}

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addRows

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1import (2func main() {3 gauge := NewGauge("Memory Usage", "Memory Usage of the system", "Memory", []string{"Type"})4 go func() {5 for {6 v, _ := mem.VirtualMemory()7 gauge.addRows("Virtual", strconv.FormatFloat(v.UsedPercent, 'f', 2, 64))8 p, _ := process.NewProcess(1)9 m, _ := p.MemoryInfo()10 gauge.addRows("Process", strconv.FormatFloat(m.RSS, 'f', 2, 64))11 time.Sleep(1000 * time.Millisecond)12 }13 }()14 http.Handle("/metrics", gauge)15 http.ListenAndServe(":8080", nil)16}17import (18func main() {19 http.Handle("/metrics", promhttp.Handler())20 http.ListenAndServe(":8080", nil)21}22go_gc_duration_seconds{quantile="0"} 1.0754e-0523go_gc_duration_seconds{quantile="0.25"} 1.5461e-0524go_gc_duration_seconds{quantile="0.5"} 2.1536e-0525go_gc_duration_seconds{quantile="0.75"} 2.8932e-0526go_gc_duration_seconds{quantile="1"} 0.00010297

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addRows

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1import (2func main() {3 gauge.Step("add <arg1> and <arg2>", add)4 gauge.Step("add <arg1> and <arg2> and <arg3>", add)5 gauge.Step("add <arg1> and <arg2> and <arg3> and <arg4>", add)6}7func add(arg1, arg2, arg3, arg4 int) {8 fmt.Println(arg1 + arg2 + arg3 + arg4)9}

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addRows

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1import "fmt"2func main(){3 gauge1.addRows(5)4 fmt.Println(gauge1.rows)5}6import "fmt"7func main(){8 gauge1.addRows(5)9 fmt.Println(gauge1.rows)10}11import "fmt"12func main(){13 gauge1.addRows(5)14 fmt.Println(gauge1.rows)15}16import "fmt"17func main(){18 gauge1.addRows(5)19 fmt.Println(gauge1.rows)20}21import "fmt"22func main(){23 gauge1.addRows(5)24 fmt.Println(gauge1.rows)25}26import "fmt"27func main(){28 gauge1.addRows(5)29 fmt.Println(gauge1.rows)30}31import "fmt"32func main(){33 gauge1.addRows(5)34 fmt.Println(gauge1.rows)35}36import "fmt"37func main(){38 gauge1.addRows(5)39 fmt.Println(gauge1.rows)40}41import "fmt"42func main(){43 gauge1.addRows(5)44 fmt.Println(gauge1.rows)45}46import "fmt"47func main(){48 gauge1.addRows(5)49 fmt.Println(gauge1.rows)50}

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addRows

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1import "fmt"2func main() {3 fmt.Println("Hello, playground")4 g.addRows(3)5 fmt.Println(g.rows)6}7import "fmt"8func main() {9 fmt.Println("Hello, playground")10 g.addRows(3)11 fmt.Println(g.rows)12}13import "fmt"14func main() {15 fmt.Println("Hello, playground")16 g.addRows(3)17 fmt.Println(g.rows)18}19import "fmt"20func main() {21 fmt.Println("Hello, playground")22 g.addRows(3)23 fmt.Println(g.rows)24}25import "fmt"26func main() {27 fmt.Println("Hello, playground")28 g.addRows(3)29 fmt.Println(g.rows)30}31import "fmt"32func main() {33 fmt.Println("Hello, playground")34 g.addRows(3)35 fmt.Println(g.rows)36}37import "fmt"38func main() {39 fmt.Println("Hello, playground")40 g.addRows(3)41 fmt.Println(g.rows)42}43import "fmt"44func main() {45 fmt.Println("Hello, playground")46 g.addRows(3)47 fmt.Println(g.rows)48}49import "fmt"50func main() {51 fmt.Println("Hello, playground")52 g.addRows(3)53 fmt.Println(g.rows)54}

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addRows

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1import (2func addRows(table *gauge.Table) {3 fmt.Println("Table rows added")4}5func main() {6 fmt.Println("Hello World")7}8import (9func addRows(table *gauge.Table) {10 fmt.Println("Table rows added")11}12func main() {13 fmt.Println("Hello World")14}15import (16func addRows(table *gauge.Table) {17 fmt.Println("Table rows added")18}19func main() {20 fmt.Println("Hello World")21}22import (23func addRows(table *gauge.Table) {24 fmt.Println("Table rows added")25}26func main() {27 fmt.Println("Hello World")28}29import (30func addRows(table *gauge.Table) {31 fmt.Println("Table rows added")32}33func main() {34 fmt.Println("Hello World")35}36import (37func addRows(table *gauge.Table) {38 fmt.Println("Table rows added")39}40func main() {41 fmt.Println("Hello World")42}43import (44func addRows(table *gauge.Table) {45 fmt.Println("Table rows added")46}47func main() {48 fmt.Println("Hello World")49}50import (

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