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[#726] writecache: Fix small object flush for BBolt

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Do not marshal object twice.

Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>
This commit is contained in:
Dmitrii Stepanov 2023-10-06 10:22:35 +03:00
parent bd5bf8b1a9
commit 997ac7cd8d
2 changed files with 9 additions and 9 deletions
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4
pkg/local_object_storage/writecache/writecachebbolt/cachebbolt.go
View file

@ -29,7 +29,7 @@ type cache struct {
compressFlags map[string]struct{}
// flushCh is a channel with objects to flush.
flushCh chan *objectSDK.Object
flushCh chan objectInfo
// closeCh is close channel, protected by modeMtx.
closeCh chan struct{}
// wg is a wait group for flush workers.
@ -62,7 +62,7 @@ var (
// New creates new writecache instance.
func New(opts ...Option) writecache.Cache {
c := &cache{
flushCh: make(chan *objectSDK.Object),
flushCh: make(chan objectInfo),
mode: mode.ReadWrite,
compressFlags: make(map[string]struct{}),

14
pkg/local_object_storage/writecache/writecachebbolt/flush.go
View file

@ -79,7 +79,6 @@ func (c *cache) runFlushLoop() {
func (c *cache) flushSmallObjects() {
var lastKey []byte
var m []objectInfo
for {
select {
case <-c.closeCh:
@ -87,7 +86,7 @@ func (c *cache) flushSmallObjects() {
default:
}
m = m[:0]
var m []objectInfo
c.modeMtx.RLock()
if c.readOnly() {
@ -133,10 +132,11 @@ func (c *cache) flushSmallObjects() {
if err := obj.Unmarshal(m[i].data); err != nil {
continue
}
m[i].obj = obj
count++
select {
case c.flushCh <- obj:
case c.flushCh <- m[i]:
case <-c.closeCh:
c.modeMtx.RUnlock()
return
@ -231,22 +231,22 @@ func (c *cache) flushFSTree(ctx context.Context, ignoreErrors bool) error {
func (c *cache) workerFlushSmall() {
defer c.wg.Done()
var obj *objectSDK.Object
var objInfo objectInfo
for {
// Give priority to direct put.
select {
case obj = <-c.flushCh:
case objInfo = <-c.flushCh:
case <-c.closeCh:
return
}
err := c.flushObject(context.TODO(), obj, nil, writecache.StorageTypeDB)
err := c.flushObject(context.TODO(), objInfo.obj, objInfo.data, writecache.StorageTypeDB)
if err != nil {
// Error is handled in flushObject.
continue
}
c.deleteFromDB(objectCore.AddressOf(obj).EncodeToString())
c.deleteFromDB(objInfo.addr)
}
}