github-mirrors/VictoriaMetrics
1
0
Fork 0
mirror of https://github.com/VictoriaMetrics/VictoriaMetrics.git synced 2024-11-21 14:44:00 +00:00
Code Issues Projects Releases Packages Wiki Activity

lib/promscrape: add vm_promscrape_scrapework_cache_* metrics for tracking ScrapeWork cache effectiveness

Browse source
This commit is contained in:
Aliaksandr Valialkin 2021-03-01 12:05:45 +02:00
parent 323af49234
commit d5058caccc
1 changed files with 7 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
lib/promscrape/config.go
View file

@ -566,6 +566,7 @@ func newScrapeWorkCache() *scrapeWorkCache {
} }
func (swc *scrapeWorkCache) Get(key string) *ScrapeWork { func (swc *scrapeWorkCache) Get(key string) *ScrapeWork {
scrapeWorkCacheRequests.Inc()
currentTime := fasttime.UnixTimestamp() currentTime := fasttime.UnixTimestamp()
swc.mu.Lock() swc.mu.Lock()
swe := swc.m[key] swe := swc.m[key]
@ -576,9 +577,15 @@ func (swc *scrapeWorkCache) Get(key string) *ScrapeWork {
if swe == nil { if swe == nil {
return nil return nil
} }
scrapeWorkCacheHits.Inc()
return swe.sw return swe.sw
} }
var (
scrapeWorkCacheRequests = metrics.NewCounter(`vm_promscrape_scrapework_cache_requests_total`)
scrapeWorkCacheHits = metrics.NewCounter(`vm_promscrape_scrapework_cache_hits_total`)
)
func (swc *scrapeWorkCache) Set(key string, sw *ScrapeWork) { func (swc *scrapeWorkCache) Set(key string, sw *ScrapeWork) {
currentTime := fasttime.UnixTimestamp() currentTime := fasttime.UnixTimestamp()
swc.mu.Lock() swc.mu.Lock()