Questions tagged [tracing]

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6
votes
0answers
381 views

How to capture the xtrace output (only) in a file?

I know that I can redirect the xtrace output to some_file with something like this: exec 2 >> some_file set +x ...but this sends to some_file not only the xtrace output, but also any other ...
2
votes
1answer
73 views

How can I diagnose a process which has no executable file name associated with it?

There is a process taking up 100% CPU on a KVM based server I am running. This is the output of htop. PID USER PRI NI VIRT RES SHR S CPU% MEM% TIME+ Command 22230 ...
0
votes
1answer
22 views

Is there a command to show tracepoints “live”, which includes the PID?

I have tried looking at the documentation for perf script, perf trace, and trace-cmd, including the list of commands in "SEE ALSO". I can trace e.g. sched:sched_process_exec "live" using perf trace -...