Re: 3.13.5 : rm -rf running forever, one cpu at approx 100%

From: Ken Moffat
Date: Wed Feb 26 2014 - 22:45:45 EST


On Thu, Feb 27, 2014 at 04:26:35AM +0100, Mike Galbraith wrote:
>
> I would start with strace to see if a task is looping in userspace, then
> move on to perf top -g -p <pid> (or perf record/report) to peek at what
> it's up to in the kernel. Once you have the where, trace_printk() is
> the best thing since sliced bread (which ranks just below printk()).
>
> -Mike
Thanks. I'll need to build perf.

Äen
--
das eine Mal als TragÃdie, dieses Mal als Farce
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/