That woz was the result of zpool split is news to me (or I missed it, in which case I apologize).
I wonder if a toy test with files ala the zfs test suite can reproduce this? - create 3-way mirror - zdb - split one disk - zdb original and split-created pool Adding illumos zfs list. Dan Sent from my iPhone (typos, autocorrect, and all) > On Apr 15, 2017, at 9:19 PM, Michael Mounteney <gat...@landcroft.co.uk> wrote: > > Hello and apology to Dan to whom I've already mentioned this matter on > IRC. > > Summary: zdb doesn't see a pool specified by name. > > My (home) server has three pools so: > > ================================================ > # zpool status > pool: rpool > state: ONLINE > scan: scrub repaired 0 in 0h2m with 0 errors on Sun Feb 19 14:01:41 > 2017 config: > > NAME STATE READ WRITE CKSUM > rpool ONLINE 0 0 0 > c2t0d0s0 ONLINE 0 0 0 > > errors: No known data errors > > pool: vault > state: ONLINE > scan: none requested > config: > > NAME STATE READ WRITE CKSUM > vault ONLINE 0 0 0 > raidz2-0 ONLINE 0 0 0 > c2t1d0s0 ONLINE 0 0 0 > c2t2d0s0 ONLINE 0 0 0 > c2t3d0s0 ONLINE 0 0 0 > c2t5d0s0 ONLINE 0 0 0 > > errors: No known data errors > > pool: woz > state: ONLINE > scan: resilvered 359G in 8h21m with 0 errors on Fri Mar 17 03:16:51 > 2017 config: > > NAME STATE READ WRITE CKSUM > woz ONLINE 0 0 0 > c2t4d0s0 ONLINE 0 0 0 > > errors: No known data errors > ================================================ > > However, zdb won't see the pool 'woz': > > ================================================ > # zdb vault | head -4 > > Cached configuration: > version: 5000 > name: 'vault' > # zdb woz > zdb: can't open 'woz': No such file or directory > # zdb -l /dev/rdsk/c2t4d0s0 | head -6 > -------------------------------------------- > LABEL 0 > -------------------------------------------- > version: 5000 > name: 'woz' > state: 0 > ================================================ > > So zdb finds pool 'vault' alright but not 'woz'. It will however see > 'woz' if it's referred-to by disk. The difference which I think might > be crucial is that 'vault' was created via zpool create, whereas 'woz' > was created via zpool split. In the full output of zdb > -l /dev/rdsk/c2t4d0s0 (omitted here for brevity), there are four labels > numbered 0 to 3. The output is much shorter as well; it doesn't list > the individual file objects as zdb vault does. > > Is this worth a mention on https://www.illumos.org/issues ? > > ______________ > Michael Mounteney > _______________________________________________ > OmniOS-discuss mailing list > OmniOS-discuss@lists.omniti.com > http://lists.omniti.com/mailman/listinfo/omnios-discuss _______________________________________________ OmniOS-discuss mailing list OmniOS-discuss@lists.omniti.com http://lists.omniti.com/mailman/listinfo/omnios-discuss