Hi Max, You might be hitting the BUG 6513209 (Contributer to the 'zpool import' delay). There is going to be an official patch soon. Currently it is in T-Patch state.
You should be able to get the T-Patch through your support channel. -- Prabahar. Max Holm wrote: > Hi, > > I have a 3-node(SunFire V890) VCS cluster running Solaris 10 u4 > with LUNs from some Sun 6130,6140 and IBM 8100 arrays. It has been > working well. But one of the nodes started to have troubles > in running ZFS commands this Tue, 2/19. Any ZFS command, e.g., > 'zpool import' can take hours to complete. Sometimes it took 4-5 > minutes, and run it again, it can take 60 minutes. On the other 2 > nodes that share the same set of LUNs are still normal so far - > take some 5-10 seconds or less for the same commands. > I haven't noticed any error messages from the arrays or SAN switches > and other than the HBAs and switch ports, they are virtually identical. > (other commands like cfgadm, format,... seems normal, so I suspect > the culprit might be related to ZFS. I open a case with Sun, this route > seems take forever for this kind of issue and I haven't got any answer yet.) > > The host is not down or crashed. I rebooted it once today, not sure if > it's fixed by reboot, 'zpool import' can still take minutes rather than > seconds to complete). I still need to create some test LUNs and pools > for more tests. It seems everything is still normal except the ZFS. > Most zfs commands also cause cpu loads well up till completed, > as seen in vmstast,mpstat, or top. This has been causing us troubles > as our home grown VCS ZFS agent would consider the zpool is dead > after some consecutive failures in probing the pool (zpool status > takes forever to complete). > > Does anyone has same problem or know what might be the cause/fix? > Thanks. > > Max Holm > > > This message posted from opensolaris.org > _______________________________________________ > zfs-discuss mailing list > zfs-discuss@opensolaris.org > http://mail.opensolaris.org/mailman/listinfo/zfs-discuss _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
