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blockstore: add Bloom fill ratio metric

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License: MIT
Signed-off-by: Jakub Sztandera <kubuxu@protonmail.ch>
This commit is contained in:
Jakub Sztandera 2016-09-06 09:46:06 +02:00
parent 95dca1ecdf
commit 5f0be2eaa9
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GPG Key ID: 9A9AF56F8B3879BA
1 changed files with 18 additions and 1 deletions
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19
blocks/blockstore/bloom_cache.go
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@ -2,6 +2,7 @@ package blockstore
import (
"sync/atomic"
"time"
"github.com/ipfs/go-ipfs/blocks"
key "gx/ipfs/Qmce4Y4zg3sYr7xKM5UueS67vhNni6EeWgCRnb7MbLJMew/go-key"
@ -23,9 +24,25 @@ func bloomCached(bs Blockstore, ctx context.Context, bloomSize, hashCount int) (
"Number of cache hits in bloom cache").Counter()
bc.total = metrics.NewCtx(ctx, "bloom_total",
"Total number of requests to bloom cache").Counter()
fill := metrics.NewCtx(ctx, "bloom_fill_ratio",
"Ratio of bloom filter fullnes, (updated once a minute)").Gauge()
bc.Invalidate()
go bc.Rebuild(ctx)
go func() {
<-bc.rebuildChan
t := time.NewTicker(1 * time.Minute)
for {
select {
case <-ctx.Done():
t.Stop()
return
case <-t.C:
fill.Set(bc.bloom.FillRatio())
}
}
}()
return bc, nil
}