[PATCH 3/3] perf tools: Check maximum frequency rate for record/top

2013-11-05 Thread Jiri Olsa
Adding the check for maximum allowed frequency rate defined in following file: /proc/sys/kernel/perf_event_max_sample_rate When we cross the maximum value we fail and display detailed error message with advise. $ perf record -F 3000 ls Maximum frequency rate (2000) reached. Please use -F

[PATCH 3/3] perf tools: Check maximum frequency rate for record/top

2013-11-05 Thread Jiri Olsa
Adding the check for maximum allowed frequency rate defined in following file: /proc/sys/kernel/perf_event_max_sample_rate When we cross the maximum value we fail and display detailed error message with advise. $ perf record -F 3000 ls Maximum frequency rate (2000) reached. Please use -F

Re: [PATCH 3/3] perf tools: Check maximum frequency rate for record/top

2013-11-04 Thread Arnaldo Carvalho de Melo
Em Mon, Nov 04, 2013 at 04:32:16PM +0100, Jiri Olsa escreveu: > On Mon, Nov 04, 2013 at 08:17:24AM -0700, David Ahern wrote: > > On 11/4/13, 4:06 AM, Jiri Olsa wrote: > > >Adding the check for maximum allowed frequency rate > > >defined in following file: > > >

Re: [PATCH 3/3] perf tools: Check maximum frequency rate for record/top

2013-11-04 Thread Jiri Olsa
On Mon, Nov 04, 2013 at 08:17:24AM -0700, David Ahern wrote: > On 11/4/13, 4:06 AM, Jiri Olsa wrote: > >Adding the check for maximum allowed frequency rate > >defined in following file: > > /proc/sys/kernel/perf_event_max_sample_rate > > > >When we cross the maximum value we fail and display >

Re: [PATCH 3/3] perf tools: Check maximum frequency rate for record/top

2013-11-04 Thread David Ahern
On 11/4/13, 4:06 AM, Jiri Olsa wrote: Adding the check for maximum allowed frequency rate defined in following file: /proc/sys/kernel/perf_event_max_sample_rate When we cross the maximum value we fail and display detailed error message with advise. perf commands should automatically adjust

[PATCH 3/3] perf tools: Check maximum frequency rate for record/top

2013-11-04 Thread Jiri Olsa
Adding the check for maximum allowed frequency rate defined in following file: /proc/sys/kernel/perf_event_max_sample_rate When we cross the maximum value we fail and display detailed error message with advise. Signed-off-by: Jiri Olsa Cc: Adrian Hunter Cc: Corey Ashford Cc: David Ahern

Re: [PATCH 3/3] perf tools: Check maximum frequency rate for record/top

2013-11-04 Thread Arnaldo Carvalho de Melo
Em Mon, Nov 04, 2013 at 04:32:16PM +0100, Jiri Olsa escreveu: On Mon, Nov 04, 2013 at 08:17:24AM -0700, David Ahern wrote: On 11/4/13, 4:06 AM, Jiri Olsa wrote: Adding the check for maximum allowed frequency rate defined in following file: /proc/sys/kernel/perf_event_max_sample_rate

[PATCH 3/3] perf tools: Check maximum frequency rate for record/top

2013-11-04 Thread Jiri Olsa
Adding the check for maximum allowed frequency rate defined in following file: /proc/sys/kernel/perf_event_max_sample_rate When we cross the maximum value we fail and display detailed error message with advise. Signed-off-by: Jiri Olsa jo...@redhat.com Cc: Adrian Hunter adrian.hun...@intel.com

Re: [PATCH 3/3] perf tools: Check maximum frequency rate for record/top

2013-11-04 Thread David Ahern
On 11/4/13, 4:06 AM, Jiri Olsa wrote: Adding the check for maximum allowed frequency rate defined in following file: /proc/sys/kernel/perf_event_max_sample_rate When we cross the maximum value we fail and display detailed error message with advise. perf commands should automatically adjust

Re: [PATCH 3/3] perf tools: Check maximum frequency rate for record/top

2013-11-04 Thread Jiri Olsa
On Mon, Nov 04, 2013 at 08:17:24AM -0700, David Ahern wrote: On 11/4/13, 4:06 AM, Jiri Olsa wrote: Adding the check for maximum allowed frequency rate defined in following file: /proc/sys/kernel/perf_event_max_sample_rate When we cross the maximum value we fail and display detailed