Re: [BUG] Strange 1-second pauses during Resume-from-RAM

Jörn Engel
2007-12-02T21:16:08Z

On Sun, 2 December 2007 21:45:59 +0100, Ingo Molnar wrote:
>
> to capture that trace i did not use -rt, i just patched latest -git
> with:
>
> http://people.redhat.com/mingo/latency-tracing-patches/latency-tracing-v2.6.24-rc3.combo.patch
>
> (this has your fixes included already)
>
> have done:
>
> echo 1 > /proc/sys/kernel/mcount_enabled
>
> and have run:
>
> ./trace-cmd sleep 1 > trace.txt
>
> http://people.redhat.com/mingo/latency-tracing-patches/trace-cmd.c
>
> to capture a 1 second trace of what the system is doing. I think your
> troubles are due to running it within a qemu guest - that is not a
> typical utilization so you are on unchartered waters.

Maybe one more thing: can you send me the config you used for the setup
above? I'd like to know whether qemu or my config is to blame.

Jörn

--
Eighty percent of success is showing up.
-- Woody Allen