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Re: [Question #219798]: Calculate CPU percentage usage

 

Question #219798 on Graphite changed:
https://answers.launchpad.net/graphite/+question/219798

    Status: Open => Answered

Ben Whaley proposed the following answer:
/proc/stat is aggregate numbers (in jiffies) since system boot, so this
calculation is the % CPU spent in user since boot. What you probably
want is change over time, or

scale(divideSeries(nonNegativeDerivative(stats.app01.cpu.total.user),sumSeries(nonNegativeDerivative(stats.app01.cpu.total.*))),100)

Does this help?

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