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calculate disk cache usage percent accurately (#16740)

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jiuker 2023-03-03 12:32:22 +08:00 committed by GitHub
parent 958bba5b42
commit f350953a19
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1 changed files with 10 additions and 3 deletions
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13
cmd/disk-cache.go
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@ -25,7 +25,6 @@ import (
"strconv"
"strings"
"sync"
"sync/atomic"
"time"
objectlock "github.com/minio/minio/internal/bucket/object/lock"
@ -893,8 +892,16 @@ func newServerCacheObjects(ctx context.Context, config cache.Config) (CacheObjec
cacheDiskStats[i].UsageSize = info.Used
cacheDiskStats[i].TotalCapacity = info.Total
cacheDiskStats[i].Dir = dcache.stats.Dir
atomic.StoreInt32(&cacheDiskStats[i].UsageState, atomic.LoadInt32(&dcache.stats.UsageState))
atomic.StoreUint64(&cacheDiskStats[i].UsagePercent, atomic.LoadUint64(&dcache.stats.UsagePercent))
if info.Total != 0 {
// UsageState
gcTriggerPct := dcache.quotaPct * dcache.highWatermark / 100
usedPercent := float64(info.Used) * 100 / float64(info.Total)
if usedPercent >= float64(gcTriggerPct) {
cacheDiskStats[i].UsageState = 1
}
// UsagePercent
cacheDiskStats[i].UsagePercent = uint64(usedPercent)
}
}
}
return cacheDiskStats