On Wed, Feb 16, 2011 at 03:49:34PM +0100, Raoul Bhatia [IPAX] wrote: > hi, > > debian lenny, > pacemaker 1.0.9-74392a28b7f31d7ddc86689598bd23114f58978b, > drbd 8.3.10 5c0b0469666682443d4785d90a2c603378f9017b, > ocf ra 1.3 shipped with (self-compiled drbd debian package) > kernel 2.6.27.57+ipax > > > every couple of hours, i encounter a digest mismatch: > > Digest mismatch, buffer modified by upper layers during write: 0s +4096 > > leading ro a disconnect and reconnect (by pacemaker+drbd) and > a split view after the resync, e.g.: > > node1: > > version: 8.3.10 (api:88/proto:86-96) > > GIT-hash: 5c0b0469666682443d4785d90a2c603378f9017b build by r...@ipax.at, > > 2011-02-03 14:58:22 > > 0: cs:Connected ro:Primary/Secondary ds:UpToDate/DUnknown C r-----
> as you can see, node1 reports ds: "UpToDate/DUnknown" whereas conn == Connected with pdsk == DUnknown is an invalid state. So yes, that looks like a bug. Grep for state changes in your kernel logs, and find the place where it changes to Connected while not changing pdsk to something != DUnknown. -- : Lars Ellenberg : LINBIT | Your Way to High Availability : DRBD/HA support and consulting http://www.linbit.com DRBD® and LINBIT® are registered trademarks of LINBIT, Austria. __ please don't Cc me, but send to list -- I'm subscribed _______________________________________________ drbd-user mailing list drbd-user@lists.linbit.com http://lists.linbit.com/mailman/listinfo/drbd-user
