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Reduce lock contention by using reader lock in watchcache interval 

Kubernetes-commit: 6f0a400a1a7bb7d77d13181a91654f77f612c856
This commit is contained in:
Wojciech Tyczyński 2024-06-11 12:20:57 +02:00 committed by Kubernetes Publisher
parent 048664075f
commit 147e65f573
1 changed files with 1 additions and 1 deletions
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2
pkg/storage/cacher/watch_cache.go
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@ -767,7 +767,7 @@ func (w *watchCache) getAllEventsSinceLocked(resourceVersion uint64, key string,
indexerFunc := func(i int) *watchCacheEvent { indexerFunc := func(i int) *watchCacheEvent {
return w.cache[i%w.capacity] return w.cache[i%w.capacity]
} }
ci := newCacheInterval(w.startIndex+first, w.endIndex, indexerFunc, w.indexValidator, &w.RWMutex) ci := newCacheInterval(w.startIndex+first, w.endIndex, indexerFunc, w.indexValidator, w.RWMutex.RLocker())
return ci, nil return ci, nil
} }