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Date: Wed, 10 Mar 2010 04:01:42 -0500
From: Christoph Hellwig <hch@infradead.org>
To: john stultz <johnstul@us.ibm.com>
Cc: Nick Piggin <npiggin@suse.de>, Thomas Gleixner <tglx@linutronix.de>,
       lkml <linux-kernel@vger.kernel.org>,
       Clark Williams <williams@redhat.com>, John Kacur <jkacur@redhat.com>
Subject: Re: Nick's vfs-scalability patches ported to 2.6.33-rt
Message-ID: <20100310090142.GA9529@infradead.org>
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On Tue, Mar 09, 2010 at 06:51:02PM -0800, john stultz wrote:
> So this all means that with Nick's patch set, we're no longer getting
> bogged down in the vfs (at least at 8-way) at all. All the contention is
> in the actual filesystem (ext2 in group_adjust_blocks, and ext3 in the
> journal and block allocation code).

Can you check if you're running into any fs scaling limit with xfs?