public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Andrew Morton <akpm@osdl.org>
To: "Jose R. Santos" <jrsantos@austin.ibm.com>
Cc: linux-kernel@vger.kernel.org, anton@samba.org, dheger@us.ibm.com
Subject: Re: [PATCH] dentry and inode cache hash algorithm performance changes.
Date: Tue, 4 May 2004 11:55:10 -0700	[thread overview]
Message-ID: <20040504115510.696184dc.akpm@osdl.org> (raw)
In-Reply-To: <20040504131223.GA28009@austin.ibm.com>

"Jose R. Santos" <jrsantos@austin.ibm.com> wrote:
>
> * Andrew Morton <akpm@osdl.org> [2004-04-30 15:02:56 -0700]:
> > Also, I'd be interested in understanding what the input to the hashing
> > functions looked like in this testing.  It could be that the new hash just
> > happens to work well with one particular test's dataset.  Please convince
> > us otherwise ;)
> 
> Andrew - Is there any workload you want me to run to show that this hash
> function is going to be equal or better that the one already provided
> in Linux?

Not really - it sounds like you've covered it pretty well.  Did you try SDET?

It could be that reducing the hash table size will turn pretty much any
workload into a test of the hash quality.


  reply	other threads:[~2004-05-04 18:55 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20040430191539.GC14271@rx8.ibm.com>
     [not found] ` <20040430131832.45be6956.akpm@osdl.org>
2004-04-30 20:57   ` [PATCH] dentry and inode cache hash algorithm performance changes Jose R. Santos
2004-04-30 21:33     ` Jose R. Santos
2004-04-30 22:02       ` Andrew Morton
2004-04-30 23:42         ` Jose R. Santos
2004-05-04 13:12         ` Jose R. Santos
2004-05-04 18:55           ` Andrew Morton [this message]
2004-05-07 13:04             ` Jose R. Santos
2004-05-08  1:03               ` Dave Hansen
2004-04-30 19:55 Jose R. Santos
2004-05-01 12:08 ` Olaf Dietsche
2004-05-01 15:08   ` Jose R. Santos
2004-05-20 13:34     ` Raghavan

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20040504115510.696184dc.akpm@osdl.org \
    --to=akpm@osdl.org \
    --cc=anton@samba.org \
    --cc=dheger@us.ibm.com \
    --cc=jrsantos@austin.ibm.com \
    --cc=linux-kernel@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox