Re: [patch 00/14] Page cache cleanup in anticipation of Large Blocksize support

David Chinner
2007-06-15T00:29:53Z

On Thu, Jun 14, 2007 at 04:41:18PM -0700, Andrew Morton wrote:
> > On Fri, 15 Jun 2007 09:30:02 +1000 David Chinner <dgc@sgi.com> wrote:
> > xfs_repair also uses direct I/O and does it's own userspace block
> > caching and so avoids the problems involved with low memory, context
> > unaware cache reclaim and blockdev cache thrashing.
>
> umm, that sounds like a mistake to me. fscks tend to get run when there's
> no swap online. A small system with a large disk risks going oom and can
> no longer be booted.

xfs_repair is never run at boot time - we don't force periodic
boot time checks like ext3/4 does so this isn't a problem.

Cheers,

Dave.
--
Dave Chinner
Principal Engineer
SGI Australian Software Group