On Thu, May 29, 2003 at 02:49:41PM -0700, Max Kalika wrote: > Right now during an rsync of a huge mailstore (lots of small files) from > the mail server, the performance on the backup server degrades severly (up > to 12 1min load ave. and higher) and I'm seeing lots of the following in > the kernel log: > > May 29 14:14:15 butters invalidate: busy buffer > May 29 14:14:15 butters invalidate: busy buffer > May 29 14:14:15 butters invalidate: busy buffer > May 29 14:14:15 butters invalidate: busy buffer > ... on and on and on ... This is due to us trying to flush the LVM metadata writes to a device that also contains a mounted filesystem, it should only happen when you change your LVM configuration (eg, take another snapshot). We're using O_DIRECT in the next release, so they will go away soon. - Joe _______________________________________________ linux-lvm mailing list linux-lvm@sistina.com http://lists.sistina.com/mailman/listinfo/linux-lvm read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/
