Re: [PATCH v2] perf: Suppress AUX/OVERWRITE records

2018-05-04 Thread Arnaldo Carvalho de Melo
Em Fri, May 04, 2018 at 12:35:34PM -0300, Arnaldo Carvalho de Melo escreveu: > Em Fri, May 04, 2018 at 03:09:59PM +0300, Alexander Shishkin escreveu: > > On Wed, Apr 04, 2018 at 05:53:23PM +0300, Alexander Shishkin wrote: > > > It has been pointed out to me many times that it is useful to be able >

Re: [PATCH v2] perf: Suppress AUX/OVERWRITE records

2018-05-04 Thread Arnaldo Carvalho de Melo
Em Fri, May 04, 2018 at 03:09:59PM +0300, Alexander Shishkin escreveu: > On Wed, Apr 04, 2018 at 05:53:23PM +0300, Alexander Shishkin wrote: > > It has been pointed out to me many times that it is useful to be able > > to switch off AUX records to save the bandwidth for records that actually > > ma

Re: [PATCH v2] perf: Suppress AUX/OVERWRITE records

2018-05-04 Thread Alexander Shishkin
On Wed, Apr 04, 2018 at 05:53:23PM +0300, Alexander Shishkin wrote: > It has been pointed out to me many times that it is useful to be able > to switch off AUX records to save the bandwidth for records that actually > matter, for example, in AUX overwrite mode. > > The usefulness of PERF_RECORD_AU

[PATCH v2] perf: Suppress AUX/OVERWRITE records

2018-04-04 Thread Alexander Shishkin
It has been pointed out to me many times that it is useful to be able to switch off AUX records to save the bandwidth for records that actually matter, for example, in AUX overwrite mode. The usefulness of PERF_RECORD_AUX is in some of its flags, like the TRUNCATED flag that tells the decoder wher