# cpu usage is not accurate

**URL:** https://forums.percona.com/t/cpu-usage-is-not-accurate/6049
**Category:** PMM 1.x
**Created:** [December 5, 2017, 1:22am UTC](https://forums.percona.com/t/cpu-usage-is-not-accurate/6049 "2017-12-05T01:22:55Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![Fan](https://sea1.discourse-cdn.com/flex019/user_avatar/forums.percona.com/fan/32/40_2.png) [@Fan](https://forums.percona.com/u/Fan)
#### Post date: [December 5, 2017, 1:22am UTC](https://forums.percona.com/t/cpu-usage-is-not-accurate/6049/1 "2017-12-05T01:22:55Z")

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PMM version 1.4.1  
iowait max 2475% this is not the real value

 ![photoid=50255](https://us1.discourse-cdn.com/flex019/uploads/percona1/original/2X/a/a3650b4952c728d9f6dc6bae276a81c7d475a8c3.png)