diff --git a/app/vmstorage/main.go b/app/vmstorage/main.go index ea76daf549..bceee2c52a 100644 --- a/app/vmstorage/main.go +++ b/app/vmstorage/main.go @@ -325,10 +325,10 @@ func registerStorageMetrics(strg *storage.Storage) { }) // See https://github.com/VictoriaMetrics/VictoriaMetrics/issues/686 - metrics.NewGauge(`vm_small_merge_need_free_disk_space`, func() float64 { + metrics.NewGauge(`vm_merge_need_free_disk_space{type="storage/small"}`, func() float64 { return float64(tm().SmallMergeNeedFreeDiskSpace) }) - metrics.NewGauge(`vm_big_merge_need_free_disk_space`, func() float64 { + metrics.NewGauge(`vm_merge_need_free_disk_space{type="storage/big"}`, func() float64 { return float64(tm().BigMergeNeedFreeDiskSpace) }) diff --git a/docs/Single-server-VictoriaMetrics.md b/docs/Single-server-VictoriaMetrics.md index 6098a95a47..403ee76045 100644 --- a/docs/Single-server-VictoriaMetrics.md +++ b/docs/Single-server-VictoriaMetrics.md @@ -1175,6 +1175,7 @@ VictoriaMetrics also exposes currently running queries with their execution time has at least 20% of free space comparing to disk size. The remaining amount of free space can be [monitored](#monitoring) via `vm_free_disk_space_bytes` metric. The total size of data stored on the disk can be monitored via sum of `vm_data_size_bytes` metrics. + See also `vm_merge_need_free_disk_space` metrics, which are set to 1 if background merge cannot be initiated due to free disk space shortage. * If VictoriaMetrics doesn't work because of certain parts are corrupted due to disk errors, then just remove directories with broken parts. This will recover VictoriaMetrics at the cost