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Merge pull request #2713 from brancz/max-block-duration-default

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prometheus: default max-block-duration to 10% of retention
This commit is contained in:
Fabian Reinartz 2017-05-12 12:07:09 +02:00 committed by GitHub
commit d1d5c5c47d
1 changed files with 6 additions and 2 deletions
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8
cmd/prometheus/config.go
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@ -134,8 +134,8 @@ func init() {
"Minimum duration of a data block before being persisted.",
)
cfg.fs.DurationVar(
&cfg.tsdb.MaxBlockDuration, "storage.tsdb.max-block-duration", 36*time.Hour,
"Maximum duration compacted blocks may span.",
&cfg.tsdb.MaxBlockDuration, "storage.tsdb.max-block-duration", 0,
"Maximum duration compacted blocks may span. (Defaults to 10% of the retention period)",
)
cfg.fs.IntVar(
&cfg.tsdb.AppendableBlocks, "storage.tsdb.appendable-blocks", 2,
@ -210,6 +210,10 @@ func parse(args []string) error {
}
}
if cfg.tsdb.MaxBlockDuration == 0 {
cfg.tsdb.MaxBlockDuration = cfg.tsdb.Retention / 10
}
return nil
}