Messages in this thread | | | Date | Tue, 8 Mar 2016 22:04:57 +0100 | From | Peter Zijlstra <> | Subject | Re: [RESEND PATCH 0/5] perf core: Support overwrite ring buffer |
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On Tue, Mar 08, 2016 at 09:44:58PM +0100, Jiri Olsa wrote: > On Tue, Mar 08, 2016 at 09:07:46PM +0100, Peter Zijlstra wrote: > > On Tue, Mar 08, 2016 at 08:56:42PM +0100, Jiri Olsa wrote: > > > > # cat go-fuzz.sh > > > > #!/bin/bash > > > > > > > > echo 1 > /proc/sys/kernel/traceoff_on_warning > > > > echo 1 > /debug/tracing/options/stacktrace > > > > echo 1 > /debug/tracing/events/sched/enable > > > > > > are you running this under root? > > > > Of course ;-) I'm not even sure these machines have a user account. > > > > Also, what's the point of fuzzing if half your 'fun' options return > > -EPERM. > > IIRC the perf fuzzer (one from Vince) could screw your machine having > it run under root
Never noticed :-) Guess how I usually run it..
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