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Fix CPU usage collection panic with default zero value. Closes #2423

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Gabe Kangas 2022-12-09 09:49:17 -08:00
parent 77d3f59ca6
commit f946b73f16
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GPG key ID: 4345B2060657F330
1 changed files with 8 additions and 1 deletions
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9
metrics/hardware.go
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@ -24,7 +24,14 @@ func collectCPUUtilization() {
return
}
metricValue := TimestampedValue{time.Now(), v[0]}
// Default to zero but try to use the cumulative values of all the CPUs
// if values exist.
value := 0.0
if len(v) > 0 {
value = v[0]
}
metricValue := TimestampedValue{time.Now(), value}
metrics.CPUUtilizations = append(metrics.CPUUtilizations, metricValue)
cpuUsage.Set(metricValue.Value)
}