Introduce ability to get profile data #1215
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from change #1215: |
| defer f.Close() | ||
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| if err := pprof.StartCPUProfile(f); err != nil { | ||
| logger.Error(err, "could not start CPU profile") |
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should this error be returned?
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Sure. I'll add that.
| if viper.Instance().IsSet("memprofile") { | ||
| f, err := os.Create(viper.Instance().GetString("memprofile")) | ||
| if err != nil { | ||
| logger.Error(err, "could not create memory profile") |
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Should this error be returned?
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| rt.GC() // get up-to-date statistics | ||
| if err := pprof.Lookup("allocs").WriteTo(f, 0); err != nil { | ||
| logger.Error(err, "could not start memory profile") |
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Should this error be returned?
It was where I knew we were looking for a data from. If we decide we need it elsewhere in the future, we can cross that bridge then. |
This exposes two environment variables, PFLT_MEMPROFILE and PFLT_CPUPROFILE, that should be set to the path and name of a file to write the profile data to. These can then be processed with `go tool pprof` for further analysis. Signed-off-by: Brad P. Crochet <[email protected]>
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from change #1215: |
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[APPROVALNOTIFIER] This PR is APPROVED This pull-request has been approved by: bcrochet, komish, skattoju The full list of commands accepted by this bot can be found here. The pull request process is described here
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acornett21
merged commit bb48d9c
into
redhat-openshift-ecosystem:main
This exposes two environment variables, PFLT_MEMPROFILE and PFLT_CPUPROFILE, that should be set to the path and name of a file to write the profile data to. These can then be processed with
go tool pproffor further analysis.