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lib/storage: increase the number of rawRowsShard shards on systems with more than 4 CPU cores

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This should improve data ingestion scalability on systems with many CPU cores
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Aliaksandr Valialkin 2022-04-06 19:49:17 +03:00
parent 7bad7133bc
commit 57143e9435
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lib/storage/partition.go
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@ -65,7 +65,7 @@ const finalPartsToMerge = 3
// The number of shards for rawRow entries per partition.
//
// Higher number of shards reduces CPU contention and increases the max bandwidth on multi-core systems.
var rawRowsShardsPerPartition = (cgroup.AvailableCPUs() + 7) / 8
var rawRowsShardsPerPartition = (cgroup.AvailableCPUs() + 3) / 4
// getMaxRawRowsPerShard returns the maximum number of rows that haven't been converted into parts yet.
func getMaxRawRowsPerShard() int {