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Reduce lock contention by using reader lock in watchcache interval

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This commit is contained in:
Wojciech Tyczyński 2024-06-11 12:20:57 +02:00
parent 291378cd33
commit 6f0a400a1a
1 changed files with 1 additions and 1 deletions
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2
staging/src/k8s.io/apiserver/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
} }