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[#1367] fstree: Add size to file counter

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FSTree file counter used by writecache. As writecache has now only one
storage, so it is required to use real object size to get writecache
size more accurate than `count * max_object_size`.

Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>
This commit is contained in:
Dmitrii Stepanov 2024-09-10 11:01:30 +03:00
parent 5f6c7cbdb1
commit b142b6f48e
9 changed files with 130 additions and 85 deletions
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41
pkg/local_object_storage/writecache/state.go
View file

@ -1,18 +1,10 @@
package writecache
import (
"math"
"sync/atomic"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor/fstree"
)
func (c *cache) estimateCacheSize() (uint64, uint64) {
fsCount := c.objCounters.FS()
fsSize := fsCount * c.maxObjectSize
c.metrics.SetEstimateSize(0, fsSize)
c.metrics.SetActualCounters(0, fsCount)
return fsCount, fsSize
count, size := c.counter.CountSize()
c.metrics.SetEstimateSize(0, size)
c.metrics.SetActualCounters(0, count)
return count, size
}
func (c *cache) hasEnoughSpaceFS() bool {
@ -27,31 +19,6 @@ func (c *cache) hasEnoughSpace(objectSize uint64) bool {
return c.maxCacheSize >= size+objectSize
}
var _ fstree.FileCounter = &counters{}
type counters struct {
cFS atomic.Uint64
}
func (x *counters) FS() uint64 {
return x.cFS.Load()
}
// Set implements fstree.ObjectCounter.
func (x *counters) Set(v uint64) {
x.cFS.Store(v)
}
// Inc implements fstree.ObjectCounter.
func (x *counters) Inc() {
x.cFS.Add(1)
}
// Dec implements fstree.ObjectCounter.
func (x *counters) Dec() {
x.cFS.Add(math.MaxUint64)
}
func (c *cache) initCounters() error {
c.estimateCacheSize()
return nil