[HELP] Systemtap fails to load kernel module

Frank Ch. Eigler fche@redhat.com
Thu Jan 7 18:43:00 GMT 2016


Hi -

> [...]
> ERROR: context (size 66144) allocation failed
> WARNING: /usr/local/systemtap/bin/staprun exited with status: 1
> [...]

The context structure is allocated per-cpu, so for high-cpu-count
boxes can be a problem.  You must be running stap v2.4 or older, based
on that message.  With newer stap, the context sizes are sometimes
dramatically smaller for the same script.

- FChE



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