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Add flag to disable guest CPU metrics #2123

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Merged
SuperQ merged 1 commit into from
Aug 17, 2021
Merged

Add flag to disable guest CPU metrics #2123

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2 changes: 2 additions & 0 deletions CHANGELOG.md
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,8 @@
* [ENHANCEMENT]
* [BUGFIX]

* [ENHANCEMENT] Add flag to disable guest CPU metrics #2123

## 1.2.2 / 2021-08-06

* [BUGFIX] Fix processes collector long int parsing #2112
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9 changes: 6 additions & 3 deletions collector/cpu_linux.go
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Expand Up @@ -50,6 +50,7 @@ type cpuCollector struct {
const jumpBackSeconds = 3.0

var (
enableCPUGuest = kingpin.Flag("collector.cpu.guest", "Enables metric node_cpu_guest_seconds_total").Default("true").Bool()
enableCPUInfo = kingpin.Flag("collector.cpu.info", "Enables metric cpu_info").Bool()
flagsInclude = kingpin.Flag("collector.cpu.info.flags-include", "Filter the `flags` field in cpuInfo with a value that must be a regular expression").String()
bugsInclude = kingpin.Flag("collector.cpu.info.bugs-include", "Filter the `bugs` field in cpuInfo with a value that must be a regular expression").String()
Expand Down Expand Up @@ -296,9 +297,11 @@ func (c *cpuCollector) updateStat(ch chan<- prometheus.Metric) error {
ch <- prometheus.MustNewConstMetric(c.cpu, prometheus.CounterValue, cpuStat.SoftIRQ, cpuNum, "softirq")
ch <- prometheus.MustNewConstMetric(c.cpu, prometheus.CounterValue, cpuStat.Steal, cpuNum, "steal")

// Guest CPU is also accounted for in cpuStat.User and cpuStat.Nice, expose these as separate metrics.
ch <- prometheus.MustNewConstMetric(c.cpuGuest, prometheus.CounterValue, cpuStat.Guest, cpuNum, "user")
ch <- prometheus.MustNewConstMetric(c.cpuGuest, prometheus.CounterValue, cpuStat.GuestNice, cpuNum, "nice")
if *enableCPUGuest {
// Guest CPU is also accounted for in cpuStat.User and cpuStat.Nice, expose these as separate metrics.
ch <- prometheus.MustNewConstMetric(c.cpuGuest, prometheus.CounterValue, cpuStat.Guest, cpuNum, "user")
ch <- prometheus.MustNewConstMetric(c.cpuGuest, prometheus.CounterValue, cpuStat.GuestNice, cpuNum, "nice")
}
}

return nil
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