Public bug reported: I was looking at this code and it looks like it just loops through each disk found and then runs the wipe.
https://github.com/maas/maas/blob/master/src/metadataserver/user_data/templates/snippets/maas_wipe.py When you have a machine with 25 SSDs that don't support secure erase it takes forever. root@MAASMACHINE:~# tail -f /var/log/cloud-init-output.log SG_IO: bad/missing sense data, sb[]: 72 05 20 00 00 00 00 10 02 06 00 00 c0 00 00 00 03 02 00 21 80 02 f8 21 00 00 00 00 00 00 00 00 SG_IO: bad/missing sense data, sb[]: 72 05 20 00 00 00 00 10 02 06 00 00 c0 00 00 00 03 02 00 21 80 02 f8 21 00 00 00 00 00 00 00 00 SG_IO: bad/missing sense data, sb[]: 72 05 20 00 00 00 00 10 02 06 00 00 c0 00 00 00 03 02 00 21 80 02 f8 21 00 00 00 00 00 00 00 00 SG_IO: bad/missing sense data, sb[]: 72 05 20 00 00 00 00 10 02 06 00 00 c0 00 00 00 03 02 00 21 80 02 f8 21 00 00 00 00 00 00 00 00 SG_IO: bad/missing sense data, sb[]: 72 05 20 00 00 00 00 10 02 06 00 00 c0 00 00 00 03 02 00 21 80 02 f8 21 00 00 00 00 00 00 00 00 SG_IO: bad/missing sense data, sb[]: 72 05 20 00 00 00 00 10 02 06 00 00 c0 00 00 00 03 02 00 21 80 02 f8 21 00 00 00 00 00 00 00 00 SG_IO: bad/missing sense data, sb[]: 70 00 05 00 00 00 00 0a 00 00 00 00 20 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 sdb, sdc, sdd, sde, sdf, sdg, sdh, sdi, sdj, sdk, sdl, sdm, sdn, sdo, sdp, sdq, sdr, sds, sdt, sdu, sdv, sdw, sdx, sdy, sdz to be wiped. sdb: drive does not support secure erase. sdb: started zeroing. ** Affects: maas (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1968453 Title: Parallelize maas-wipe To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/maas/+bug/1968453/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
