Messages in this thread | | | Subject | Re: [PATCH 5/6] perf record: Add 'snapshot' control command | From | Adrian Hunter <> | Date | Mon, 31 Aug 2020 10:03:40 +0300 |
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On 31/08/20 9:23 am, Andi Kleen wrote: > On Sat, Aug 29, 2020 at 01:50:14PM +0300, Adrian Hunter wrote: >> Add 'snapshot' control command to create an AUX area tracing snapshot the >> same as if sending SIGUSR2. The advantage of the FIFO is that access is >> governed by access to the FIFO. > > How about the --switch-output SIGUSR2 switch? Could that be handled too?
Presumably, but I have never used --switch-out because Intel PT does not yet support it (it is on the list of things to do). Perhaps someone more familiar with it can add that :-)
> > Other than that it looks great. Thanks. > > -Andi >
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