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From: Cyrill Gorcunov <gorcunov@gmail.com>
To: Robert Richter <robert.richter@amd.com>
Cc: Stephane Eranian <eranian@google.com>,
	Ingo Molnar <mingo@elte.hu>,
	Peter Zijlstra <peterz@infradead.org>,
	Don Zickus <dzickus@redhat.com>,
	"fweisbec@gmail.com" <fweisbec@gmail.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"ying.huang@intel.com" <ying.huang@intel.com>,
	"ming.m.lin@intel.com" <ming.m.lin@intel.com>,
	"yinghai@kernel.org" <yinghai@kernel.org>,
	"andi@firstfloor.org" <andi@firstfloor.org>
Subject: Re: [PATCH] perf, x86: catch spurious interrupts after disabling counters
Date: Wed, 15 Sep 2010 23:34:37 +0400	[thread overview]
Message-ID: <20100915193437.GA28455@lenovo> (raw)
In-Reply-To: <20100915184424.GS13563@erda.amd.com>

On Wed, Sep 15, 2010 at 08:44:24PM +0200, Robert Richter wrote:
...
> 
> Do you know at which period the counters running for the following?
> 
>  perf record ./hackbench 10
>  perf record -e cycles -e instructions -e cache-references \
>      -e cache-misses -e branch-misses -a -- <cmd>
> 
> I couldn't find something about this in the man page.
> 

It's on top of tools/perf/builtin-record.c so by default they
should be sampled with frequency 1KHz. Frederic or Peter knows
for sure ;)

	-- Cyrill

  reply	other threads:[~2010-09-15 19:34 UTC|newest]

Thread overview: 117+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-09-02 19:07 [PATCH 0/3 v2] nmi perf fixes Don Zickus
2010-09-02 19:07 ` [PATCH 1/3] perf, x86: Fix accidentally ack'ing a second event on intel perf counter Don Zickus
2010-09-02 19:26   ` Cyrill Gorcunov
2010-09-02 20:00     ` Don Zickus
2010-09-02 20:36       ` Cyrill Gorcunov
2010-09-03  7:10   ` [tip:perf/urgent] " tip-bot for Don Zickus
2010-09-03  7:39     ` Yinghai Lu
2010-09-03 15:00       ` Don Zickus
2010-09-03 17:15         ` Yinghai Lu
2010-09-03 18:35           ` Don Zickus
2010-09-03 19:24             ` Yinghai Lu
2010-09-03 20:10               ` Don Zickus
2010-10-04 23:24             ` Yinghai Lu
2010-10-11 20:25               ` Don Zickus
2010-09-02 19:07 ` [PATCH 2/3] perf, x86: Try to handle unknown nmis with an enabled PMU Don Zickus
2010-09-03  7:11   ` [tip:perf/urgent] " tip-bot for Robert Richter
2010-09-02 19:07 ` [PATCH 3/3] perf, x86: Fix handle_irq return values Don Zickus
2010-09-03  7:10   ` [tip:perf/urgent] " tip-bot for Peter Zijlstra
2010-09-10 11:41 ` [PATCH 0/3 v2] nmi perf fixes Peter Zijlstra
2010-09-10 12:10   ` Stephane Eranian
2010-09-10 12:13     ` Stephane Eranian
2010-09-10 13:27   ` Don Zickus
2010-09-10 14:46     ` Ingo Molnar
2010-09-10 15:17       ` Robert Richter
2010-09-10 15:58         ` Peter Zijlstra
2010-09-10 16:41           ` Ingo Molnar
2010-09-10 16:42             ` Ingo Molnar
2010-09-10 16:37         ` Ingo Molnar
2010-09-10 16:51           ` Ingo Molnar
2010-09-10 15:56       ` [PATCH] x86: fix duplicate calls of the nmi handler Robert Richter
2010-09-10 16:15         ` Peter Zijlstra
2010-09-11  9:41         ` Ingo Molnar
2010-09-11 11:44           ` Robert Richter
2010-09-11 12:45             ` Ingo Molnar
2010-09-12  9:52               ` Robert Richter
2010-09-13 14:37                 ` Robert Richter
2010-09-14 17:41                   ` Robert Richter
2010-09-15 16:20                     ` [PATCH] perf, x86: catch spurious interrupts after disabling counters Robert Richter
2010-09-15 16:36                       ` Stephane Eranian
2010-09-15 17:00                         ` Robert Richter
2010-09-15 17:32                           ` Stephane Eranian
2010-09-15 18:44                             ` Robert Richter
2010-09-15 19:34                               ` Cyrill Gorcunov [this message]
2010-09-15 20:21                                 ` Stephane Eranian
2010-09-15 20:39                                   ` Cyrill Gorcunov
2010-09-15 22:27                                     ` Robert Richter
2010-09-16 14:51                                       ` Frederic Weisbecker
2010-09-15 16:46                       ` Cyrill Gorcunov
2010-09-15 16:47                         ` Stephane Eranian
2010-09-15 17:02                           ` Cyrill Gorcunov
2010-09-15 17:28                             ` Robert Richter
2010-09-15 17:40                               ` Cyrill Gorcunov
2010-09-15 22:10                                 ` Robert Richter
2010-09-16  6:53                                   ` Cyrill Gorcunov
2010-09-16 17:34                       ` Peter Zijlstra
2010-09-17  8:51                         ` Robert Richter
2010-09-17  9:14                           ` Peter Zijlstra
2010-09-17 13:06                       ` Stephane Eranian
2010-09-20  8:41                         ` Robert Richter
2010-09-24  0:02                       ` Don Zickus
2010-09-24  3:18                         ` Don Zickus
2010-09-24 10:03                           ` Robert Richter
2010-09-24 13:38                             ` Stephane Eranian
2010-09-30 12:33                               ` Peter Zijlstra
2010-09-24 18:11                             ` Don Zickus
2010-09-24 10:41                       ` [tip:perf/urgent] perf, x86: Catch " tip-bot for Robert Richter
2010-09-29 12:26                         ` Stephane Eranian
2010-09-29 12:53                           ` Robert Richter
2010-09-29 12:54                             ` Robert Richter
2010-09-29 13:13                               ` Stephane Eranian
2010-09-29 13:28                                 ` Stephane Eranian
2010-09-29 15:01                                   ` Robert Richter
2010-09-29 15:12                                     ` Robert Richter
2010-09-29 15:27                                       ` Cyrill Gorcunov
2010-09-29 15:33                                         ` Stephane Eranian
2010-09-29 15:45                                           ` Cyrill Gorcunov
2010-09-29 15:51                                             ` Cyrill Gorcunov
2010-09-29 16:32                                               ` Robert Richter
2010-09-29 16:48                                                 ` Cyrill Gorcunov
2010-09-29 16:00                                             ` Stephane Eranian
2010-09-29 17:09                                               ` Robert Richter
2010-09-29 17:41                                                 ` Cyrill Gorcunov
2010-09-29 18:12                                                 ` Don Zickus
2010-09-29 19:42                                                   ` Stephane Eranian
2010-09-29 20:03                                                     ` Don Zickus
2010-09-30  9:12                                                     ` Robert Richter
2010-09-30 19:44                                                       ` Don Zickus
2010-10-01  7:17                                                         ` Robert Richter
     [not found]                                                           ` <AANLkTimUyLaVaBigjm0-CwRsdh4UXWDiss2ffX53S+k_@mail.gmail.com>
2010-10-01 11:53                                                             ` Stephane Eranian
2010-10-02  9:35                                                               ` Robert Richter
2010-10-04  8:53                                                                 ` Stephane Eranian
2010-10-04  9:07                                                                   ` Andi Kleen
2010-10-04 17:28                                                                     ` Stephane Eranian
2010-09-29 16:31                                           ` Robert Richter
2010-09-29 16:22                                         ` Robert Richter
2010-09-29 19:01                                         ` Don Zickus
2010-09-29 13:39                                 ` Robert Richter
2010-09-29 13:56                                   ` Stephane Eranian
2010-09-29 14:00                                     ` Stephane Eranian
2010-10-02  9:50                                       ` Robert Richter
2010-10-02 17:40                                         ` Stephane Eranian
2010-09-29 15:02                                     ` Cyrill Gorcunov
2010-09-16 17:42         ` [PATCH] x86: fix duplicate calls of the nmi handler Peter Zijlstra
2010-09-16 20:18           ` Stephane Eranian
2010-09-17  7:09             ` Peter Zijlstra
2010-09-17  0:13           ` Huang Ying
2010-09-17  7:52             ` Peter Zijlstra
2010-09-17  8:13               ` Robert Richter
2010-09-17  8:37                 ` Cyrill Gorcunov
2010-09-17  8:47               ` Huang Ying
2010-09-10 13:34   ` [PATCH 0/3 v2] nmi perf fixes Peter Zijlstra
2010-09-10 13:52     ` Peter Zijlstra
2010-09-13  8:55       ` Cyrill Gorcunov
2010-09-13  9:54         ` Stephane Eranian
2010-09-13 10:07           ` Cyrill Gorcunov
2010-09-13 10:10             ` Stephane Eranian
2010-09-13 10:12               ` Cyrill Gorcunov

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