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From: Mauricio Lin <mauriciolin@gmail.com>
To: Andrew Morton <akpm@osdl.org>
Cc: hugh@veritas.com, wli@holomorphy.com,
	linux-kernel@vger.kernel.org, rrebel@whenu.com,
	marcelo.tosatti@cyclades.com, nickpiggin@yahoo.com.au
Subject: Re: [PATCH] A new entry for /proc
Date: Mon, 28 Feb 2005 05:43:05 -0400	[thread overview]
Message-ID: <3f250c71050228014355797bd8@mail.gmail.com> (raw)
In-Reply-To: <3f250c7105022507146b4794f1@mail.gmail.com>

Hi all,

I comitted a mistake. Indeed the old smaps is still faster than new one.

Take a look:

Old smaps
real 19.52
user 2.15
sys 17.27

New smaps
real 25.93
user 3.19
sys 22.31

Any comments????

BR,

Mauricio Lin.

On Fri, 25 Feb 2005 11:14:36 -0400, Mauricio Lin <mauriciolin@gmail.com> wrote:
> Hi all,
> 
> I tested the two smaps entry using time command.
> 
> I tested 100.000 cat commands with smaps for each version.
> 
> I checked the difference between the two versions and the new one is
> faster than old one. So Hugh is correct about the loop performance.
> 
> Thanks!!!
> 
> Mauricio Lin.
> 
> On Thu, 24 Feb 2005 03:52:55 -0800, Andrew Morton <akpm@osdl.org> wrote:
> > Mauricio Lin <mauriciolin@gmail.com> wrote:
> > >
> > > But can i use jiffies to measure this kind of performance??? AFAIK, if
> > >  it is more efficient, then it is faster, right? How can I know how
> > >  fast it is? Any idea?
> >
> > umm,
> >
> > time ( for i in $(seq 100); do; cat /proc/nnn/smaps; done > /dev/null )
> >
> > ?
> >
>

  reply	other threads:[~2005-02-28  9:43 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-01-06 21:11 [PATCH] A new entry for /proc Mauricio Lin
2005-01-07  4:23 ` Andrew Morton
2005-01-07 12:30   ` Roger Luethi
2005-01-08 20:20   ` Hugh Dickins
2005-01-08 21:47     ` Alan Cox
2005-01-10  9:21     ` Edjard Souza Mota
2005-01-10 15:23     ` Mauricio Lin
2005-02-22 13:13     ` Mauricio Lin
2005-02-24  8:31       ` Mauricio Lin
2005-02-24  9:09         ` Andrew Morton
2005-02-24 11:43           ` Mauricio Lin
2005-02-24 11:52             ` Andrew Morton
2005-02-25 15:14               ` Mauricio Lin
2005-02-28  9:43                 ` Mauricio Lin [this message]
2005-02-28  9:56                   ` Mauricio Lin
2005-02-28 20:41                     ` Hugh Dickins
2005-03-01  8:08                       ` Mauricio Lin
2005-03-01 14:17                         ` Mauricio Lin
2005-03-01 15:44                           ` Mauricio Lin
2005-03-02 12:20                             ` Mauricio Lin
2005-03-02 19:07                               ` Hugh Dickins
2005-03-03  7:25                                 ` Mauricio Lin
2005-03-03 12:48                                   ` Hugh Dickins
2005-03-03 14:23                                     ` Mauricio Lin
2005-01-10 14:35   ` Mauricio Lin
2005-01-14 22:46   ` Mauricio Lin
     [not found]     ` <20050114154209.6b712e55.akpm@osdl.org>
2005-01-17 18:03       ` Mauricio Lin
2005-01-17 19:02         ` Mauricio Lin
2005-01-17 17:30           ` Marcelo Tosatti
2005-01-17 21:27             ` Mauricio Lin
2005-01-17 21:35             ` William Lee Irwin III
2005-01-18  1:07               ` Nick Piggin
2005-01-19 12:59                 ` Nick Piggin
2005-01-24 22:14             ` Mauricio Lin
2005-04-29 18:36   ` Mauricio Lin
2005-04-30  1:25     ` Andrew Morton
2005-02-24 18:56 Albert Cahalan
2005-03-01 14:32 ` Mauricio Lin

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