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From: Ingo Molnar <mingo@elte.hu>
To: Hitoshi Mitake <mitake@dcl.info.waseda.ac.jp>
Cc: linux-kernel@vger.kernel.org, h.mitake@gmail.com,
	Ma Ling <ling.ma@intel.com>, Zhao Yakui <yakui.zhao@intel.com>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Arnaldo Carvalho de Melo <acme@redhat.com>,
	Paul Mackerras <paulus@samba.org>,
	Frederic Weisbecker <fweisbec@gmail.com>,
	Steven Rostedt <rostedt@goodmis.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	"H. Peter Anvin" <hpa@zytor.com>
Subject: Re: [PATCH 2/2] perf bench: add x86-64 specific benchmarks to perf bench mem memcpy
Date: Wed, 10 Nov 2010 10:12:17 +0100	[thread overview]
Message-ID: <20101110091217.GD8370@elte.hu> (raw)
In-Reply-To: <4CD43975.1000300@dcl.info.waseda.ac.jp>


* Hitoshi Mitake <mitake@dcl.info.waseda.ac.jp> wrote:

> > An even better solution would be to output _both_ results by default, so that 
> > people can see both characteristics at a glance?
> 
> Outputting both result of prefaulted and non prefaulted will be useful, but this 
> might be not good for using from scripts. So I'll implement --prefault option 
> first. If there is request for outputting both, I'll consider to modify default 
> output.

Ok - it should definitely be easily scriptable. The default can be have both flags 
enabled and both results written to the output.

People will try 'perf bench x86' to see performance at a glance - so printing all 
the tests we have is a good idea.

Thanks,

	Ingo

  reply	other threads:[~2010-11-10  9:12 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-10-29 16:01 [PATCH 1/2] perf bench: port memcpy_64.S to perf bench Hitoshi Mitake
2010-10-29 16:01 ` [PATCH 2/2] perf bench: add x86-64 specific benchmarks to perf bench mem memcpy Hitoshi Mitake
2010-10-30 19:23   ` Ingo Molnar
2010-11-01  5:36     ` Hitoshi Mitake
2010-11-01  9:02       ` Ingo Molnar
2010-11-05 17:05         ` Hitoshi Mitake
2010-11-10  9:12           ` Ingo Molnar [this message]
2010-11-12 15:01             ` Hitoshi Mitake
2010-11-12 15:02               ` [PATCH] perf bench: print both of prefaulted and no prefaulted results Hitoshi Mitake
2010-11-18  7:58                 ` Ingo Molnar
2010-11-25  7:04                   ` Hitoshi Mitake
2010-11-25  7:04                     ` [PATCH v2 1/2] " Hitoshi Mitake
2010-11-26 10:30                       ` [tip:perf/core] perf bench: Print both of prefaulted and no prefaulted results by default tip-bot for Hitoshi Mitake
     [not found]                         ` <4D03B1AD.7000606@dcl.info.waseda.ac.jp>
2010-12-12 13:46                           ` perf monitoring triggers Was: " Arnaldo Carvalho de Melo
2010-12-13 11:14                             ` Peter Zijlstra
2010-12-13 12:38                               ` Arnaldo Carvalho de Melo
2010-12-13 12:40                                 ` Peter Zijlstra
2010-12-13 13:12                                   ` Arnaldo Carvalho de Melo
2010-12-13 17:37                                     ` Hitoshi Mitake
2010-12-14  5:46                                       ` [RFC PATCH 1/2] perf stat: wait on unix domain socket before calling sys_perf_event_open() Hitoshi Mitake
2010-12-14  5:46                                       ` [RFC PATCH 2/2] perf bench: more fine grain monitoring for prefault memcpy() Hitoshi Mitake
2010-11-25  7:04                     ` [PATCH v2 2/2] perf bench: port arch/x86/lib/memcpy_64.S to perf bench mem memcpy Hitoshi Mitake
2010-11-26 10:31                       ` [tip:perf/core] perf bench: Add feature that measures the performance of the arch/x86/lib/memcpy_64.S memcpy routines via 'perf bench mem' tip-bot for Hitoshi Mitake
2010-11-29 13:26                         ` Hitoshi Mitake
2011-01-11 16:27         ` [PATCH 2/2] perf bench: add x86-64 specific benchmarks to perf bench mem memcpy Hitoshi Mitake
2010-10-29 19:49 ` [PATCH 1/2] perf bench: port memcpy_64.S to perf bench Peter Zijlstra
2010-10-30 19:21   ` Ingo Molnar
     [not found]     ` <4D0CE05C.1070600@dcl.info.waseda.ac.jp>
2010-12-20  6:30       ` Miao Xie
2010-12-20 15:34         ` Hitoshi Mitake
     [not found]   ` <20101029210824.GB13385@ghostprotocols.net>
2010-11-05 17:10     ` Hitoshi Mitake

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