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Re: sync fixes

To: xfs@xxxxxxxxxxx
Subject: Re: sync fixes
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Wed, 21 Dec 2011 12:40:38 -0500
In-reply-to: <20111218154936.GA17626@xxxxxxxxxxxxx>
References: <20111218154936.GA17626@xxxxxxxxxxxxx>
User-agent: Mutt/1.5.21 (2010-09-15)
Sending out the intro mail again as it appears to have been eaten
alive by the list manager.

On Sun, Dec 18, 2011 at 10:49:36AM -0500, Christoph Hellwig wrote:
> These two small fixes fix issues with peridic metadata writeback and
> sync not beeing able write file size updates to disk in some cases.
> 
> The executive summary is:  the writeback code slowly decided that the
> XFS behaviour in corner cases equals to livelocking, and XFS made some
> of this behaviour much more likely since the introduction of the
> delaylog mode.
---end quoted text---

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