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.
next prev parent 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
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