2 ms·

The usage in ClickHouse database: https://github.com/ClickHouse/ClickHouse/blob/d2697c0ea112fd2b86bb65249801cbec1862991c/src/Disks/IO/ThreadPoolReader.cpp#L106

The usage in ClickHouse database: https://github.com/ClickHouse/ClickHouse/blob/d2697c0ea112fd2b86bb65249801cbec1862991c/src/Disks/IO/ThreadPoolReader.cpp#L106 https://github.com/ClickHouse/ClickHouse/blob/d2697c0ea112fd... Aside from a few problems in specific Linux kernel versions, it works great.