INNER CODE UNIT · Go

shardCount

go-graphite/go-carbon · cache/cache.go:28

const shardCount = 1 << 10 // 1024 - an arbitrary sized power of 2

type cacheSettings struct {
	maxSize     int64
	xlog        io.Writer
	tagsEnabled bool
}

// A "thread" safe map of type string:Anything.
// To avoid lock bottlenecks this map is dived to several (shardCount) map shards.
type Cache struct {
	mu sync.Mutex

	queueLastBuild time.Time

	data []*Shard

	writeStrategy WriteStrategy

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