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Add hacoboot_sampler tool #209

merged 1 commit into from Oct 9, 2019

Add hacoboot_sampler tool #209

merged 1 commit into from Oct 9, 2019


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udzura commented Oct 9, 2019

This tool will get samples for elapsed time of:

  • from time haconiwa is kicked to execve of the container begin
  • from time haconiwa is kicked to listen and be ready
$ sudo bpftrace misc/ /u/app/helloworld/bin/rails                       
Attaching 5 probes...

@execve__count: 3

@execve_avg: 70950886

@execve_max: 78633157

@execve_min: 59346736

@listen__count: 3

@listen_avg: 2240287035

@listen_max: 2359375184

@listen_min: 2100345924
@udzura udzura merged commit 78d592e into master Oct 9, 2019
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@udzura udzura deleted the haconiwa-boot-sampler-by-usdt branch Oct 9, 2019
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