mudhorn/prometheus
1
0
Fork 0
mirror of https://github.com/prometheus/prometheus.git synced 2025-02-02 08:31:11 -08:00
Code Issues Actions 4 Packages Projects Releases Wiki Activity

promtool: optimize labels slice allocation

Browse source 
Signed-off-by: Artur Melanchyk <arturmelanchyk@imail.name>
This commit is contained in:
Artur Melanchyk 2025-01-24 14:31:13 +01:00
parent 8846e42528
commit 30112f6ed7
No known key found for this signature in database
1 changed files with 1 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

3
cmd/promtool/tsdb.go
View file

@ -315,12 +315,11 @@ func readPrometheusLabels(r io.Reader, n int) ([]labels.Labels, error) {
i := 0
for scanner.Scan() && i < n {
m := make([]labels.Label, 0, 10)
r := strings.NewReplacer("\"", "", "{", "", "}", "")
s := r.Replace(scanner.Text())
labelChunks := strings.Split(s, ",")
m := make([]labels.Label, 0, len(labelChunks))
for _, labelChunk := range labelChunks {
split := strings.Split(labelChunk, ":")
m = append(m, labels.Label{Name: split[0], Value: split[1]})