[DRBD-user] communication constantly terminated, always re-syncing

Lars Ellenberg lars.ellenberg at linbit.com
Wed Mar 9 09:07:28 CET 2011

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.

On Tue, Mar 08, 2011 at 04:51:19PM -0500, Cory Coager wrote:
> On 03/08/2011 03:34 PM, Cory Coager wrote:
> >Yes, that was quite a book to read.  Sounds like a big mess that
> >is still unresolved.  I guess I should hope that my only problem
> >is a broken NIC and not something else going on.  I'm going to try
> >to add some NIC's to the server when I find a time window and see
> >if that fixes the problem.
> Question, would disabling receive/transmit offloading on the NIC be
> a sufficient enough test to rule out a bad NIC?

A sufficient test to rule out a bad NIC was to upgrade to drbd 8.3.10,
and see if the sending side (primary) logs 
 "Digest mismatch, buffer modified by upper layers during write: ..."
for every digest-mismatch on the receiving side.

: Lars Ellenberg
: LINBIT | Your Way to High Availability
: DRBD/HA support and consulting http://www.linbit.com

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