Message-ID: <463F3847.1000300@cfl.rr.com>
Date: Mon, 07 May 2007 10:31:35 -0400
From: Phillip Susi <psusi@cfl.rr.com>
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To: "Cabot, Mason B" <mason.b.cabot@intel.com>
CC: linux-kernel@vger.kernel.org
Subject: Re: Ext3 vs NTFS performance
References: <B326D0531AF1BA48B4C1E9EBA239A0500343FD11@scsmsx412.amr.corp.intel.com>
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Cabot, Mason B wrote:
> Philip:
> 
> the best response I can offer is that we have traced the application's
> file system accesses and seen no such one-byte writes occuring at that
> level. They are generated somewhere below the application. Additionally,
> while we have observed iTunes on Windows issuing these one-byte writes,
> ethereal traces for iTunes on Mac OSX show no such behavior. Because of
> these observations I think it is reasonable to conclude that the Windows
> CIFS client is generating the one-byte writes.

Can you duplicate this behavior with a very simple test program, rather 
than iTunes?  Will something as simple as open() and write() with a 32 
KB buffer of random data in a loop cause this behavior?

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