On Fri, Nov 04, 2005 at 09:19:06AM +0100, Bernd Zeimetz wrote: > Hi, > > > Looks good, except the call to extract_hwe_from_path in setup_multipath > > must be before the call to select_pgfailback. > > > > We have a ton of these log messages now. > >From the last about 2 hours: > > 580x multipathd: 3600601f4a20c000099dc229956b0d711: switch to path group #1 > 714x multipathd: 3600601f4a20c000096dc229956b0d711: switch to path group #1 > 714x multipathd: 3600601f2a20c0000fb13caa656b0d711: switch to path group #1 > 45x kernel: device-mapper: dm-emc: emc_pg_init: sending switch-over command > > It happens only for these 3 of 8 luns. > > Kernel is 2.6.13.4, devmapper 1.01, latest multipath-tools from git, evms > 2.5.3 > > zeus-1:/# cat /etc/multipath.conf > defaults { > failback immediate > } > > > Since we had a lot of trouble with our CX400 (Hardware problems, but they're > supposed to be fixed) I'm wondering what these messages mean, and if we still > have hardware/software bugs somewhere. > Yes, the test to determine if a switch is needed is sub-optimal : The no activated PG case (all Enabled for exampleÃ) keeps triggering a switch. I checked-in a patch to solve that issue. Regards, cvaroqui -- dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel