Ubuntu
maas package

  1. Bug #1968453
  2. Activity log

Activity log for bug #1968453

Date Who What changed Old value New value Message
2022-04-10 04:01:47 Joshua McClintock bug added bug
2022-04-11 16:54:05 Joshua McClintock description 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. 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 (22 hours). 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.