linux-kernel - Re: [PATCH] dcache: Translating dentry into pathname without taking rename

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Message-ID: <5228BF52.7070004@hp.com>
Date:	Thu, 05 Sep 2013 13:28:50 -0400
From:	Waiman Long <waiman.long@...com>
To:	John Stoffel <john@...ffel.org>
CC:	Alexander Viro <viro@...iv.linux.org.uk>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
	"Chandramouleeswaran, Aswin" <aswin@...com>,
	"Norton, Scott J" <scott.norton@...com>
Subject: Re: [PATCH] dcache: Translating dentry into pathname without taking
 rename_lock

On 09/05/2013 09:29 AM, John Stoffel wrote:
> Can you then show the variation over multiple runs? I think you have a 
> good justification for larger boxes to make this change, I just worry 
> about smaller systems getting hit and losing performance. John 

Please see the attached PDF file for the performance level of the short 
workload at different number of users. You can see that there is quite a 
lot of run-to-run variation.

-Longman

Download attachment "aim7-short-jpm-3.11.pdf" of type "application/pdf" (79651 bytes)