linux-kernel - Re: mounted file system bottleneck

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Message-ID: <48E10E4F.3000201@redhat.com>
Date:	Mon, 29 Sep 2008 13:20:15 -0400
From:	Chris Snook <csnook@...hat.com>
To:	Jason Czerak <jason@...rak.com>
CC:	linux-kernel@...r.kernel.org
Subject: Re: mounted file system bottleneck

Jason Czerak wrote:
> I believe I found some sort of bottleneck with mounted networked file
> systems over 10Gig Ethernet.  I've posted a question to linux-net with
> zero response since Friday.

You're posting a support question to a developer list.  This is frowned upon. 
You might get more attention here if you conduct a more scientific test and 
report it in a more scientific fashion.

> http://www.uwsg.indiana.edu/hypermail/linux/net/0809.3/0013.html

This is also frowned upon.  Please send your data directly to the list, unless 
it is absolutely enormous.

> Could a few of you folks here take a look at this and tell me what you
> think is the issue?

Offhand, I'd guess atime updates.  Unless you're seeing this on a new upstream 
kernel, you should contact your vendor for support.  Or NetApp.

-- Chris
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