remove the read lines counter when the log file stops being tailed

Signed-off-by: Edward Welch <edward.welch@grafana.com>
5 years ago · 8726033bfa
parent 6f3489e661
commit 8726033bfa
1 changed files with 1 additions and 0 deletions
--- a/pkg/promtail/targets/tailer.go
+++ b/pkg/promtail/targets/tailer.go
@ -147,6 +147,7 @@ func (t *tailer) stop() error {
 	<-t.done
 	filesActive.Add(-1.)
 	// When we stop tailing the file, also un-export metrics related to the file
+	readLines.DeleteLabelValues(t.path)
 	readBytes.DeleteLabelValues(t.path)
 	totalBytes.DeleteLabelValues(t.path)
 	logLengthHistogram.DeleteLabelValues(t.path)