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时长:00:00更新时间:2020-11-09 19:31:46
Why%utilnumberfromiostatismeaninglessforMySQLcapaci_MySQL:Earlier this month I wrote aboutvmstat iowait cpu numbersand some of the comments I got were advertising the use of util% as reported by the iostat tool instead. I find this number even more useless for MySQL performance tuning and capacity
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