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[#568] writecache: Improve flushing scheme for badger

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Signed-off-by: Anton Nikiforov <an.nikiforov@yadro.com>
This commit is contained in:
Anton Nikiforov 2023-08-23 10:05:40 +03:00 • committed by Evgenii Stratonikov
parent 806cc13d9f
commit 4dff9555f1
4 changed files with 89 additions and 65 deletions
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9
pkg/local_object_storage/writecache/writecachebadger/cachebadger.go
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@ -21,6 +21,10 @@ type cache struct {
// flushCh is a channel with objects to flush.
flushCh chan *objectSDK.Object
// scheduled4Flush contains objects scheduled for flush via flushCh
// helps to avoid multiple flushing of one object
scheduled4Flush map[oid.Address]struct{}
scheduled4FlushMtx sync.RWMutex
// closeCh is close channel, protected by modeMtx.
closeCh chan struct{}
// wg is a wait group for flush workers.
@ -47,8 +51,9 @@ const (
// New creates new writecache instance.
func New(opts ...Option) writecache.Cache {
c := &cache{
flushCh: make(chan *objectSDK.Object),
mode: mode.ReadWrite,
flushCh: make(chan *objectSDK.Object),
mode: mode.ReadWrite,
scheduled4Flush: map[oid.Address]struct{}{},
options: options{
log: &logger.Logger{Logger: zap.NewNop()},