Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
On Thu, May 05, 2011 at 07:54:15PM -0700, Ben Chobot wrote: > I'm running DRBD 8.3.8 (GIT-hash: > d78846e52224fd00562f7c225bcc25b2d422321d build by > mockbuild at builder10.centos.org, 2010-06-04 08:04:27) and have recently > turned on data-integrity-alg (to sha1) for my resources. Since then, > I'm consistently (many times hourly) getting integrity failures for > one of them. The peer says "Digest integrity check FAILED.", then > hangs up and reconnects. Everything appears to keep going just fine, > but surely this shouldn't be happening in the first place? > > This seems pretty weird to me, because... > > 1) all my resources are going over the same cable, and this particular resource has an issue way more than any others. > 2) this particular resource is changing the least out of all my others. > 3) this particular resource passed an online verify without any complaints. > > I'd be happy to blame a NIC or the cable, except that all the other > DRBD traffic is using the same hardware. Is there anything I can > provide that might explain what's going on? If it matters this is on a > dom0 xen kernel. From Lars Ellenberg, Feb 26, 2011 Re: Explained: Digest integrity check FAILED http://www.gossamer-threads.com/lists/drbd/users/21069#21069 ... and following. Or read the whole thread. There have been a few threads, but this is the most recent "quality" one I'm aware of. Hth, -- : Lars Ellenberg : LINBIT | Your Way to High Availability : DRBD/HA support and consulting http://www.linbit.com