Forum Discussion

Apprentice

Apr 09, 2017

Something seems broken with iSCSI since 6.7.0

Upgraded from 6.6.1 stable to 6.7.0 stable yesterday. Since then I can no longer mount my TrueCrypt containers residing on Readynas iSCSI volumes. Or, they mount after several minutes, but I can no l...

iSCSI

mangrove

Apprentice

Apr 10, 2017

root@link:~# btrfs fi df /data
Data, single: total=7.97TiB, used=7.96TiB
System, DUP: total=32.00MiB, used=992.00KiB
Metadata, DUP: total=512.00MiB, used=262.50MiB
GlobalReserve, single: total=96.00MiB, used=0.00B

root@link:/data# du -sh *
7.4T    8TB
0       Documents
0       home
0       Music
0       Pictures
0       Videos

mangrove

Apprentice

Apr 10, 2017

As you can see from initrd.log the device was factory defaulted in 2015/02/15 with 6.2.2 and the iSCSI volume was created and has been in use since then.

mdgm-ntgr
NETGEAR Employee Retired
Apr 10, 2017
Do/did you have Bit-rot protection or snapshots enabled on the LUN?
- mangrove
  Apprentice
  Apr 10, 2017
  No and no (snapshots are set to Smart/Never and that is not an UI I remember seeing, when created I think the smart/custom setting didn't exist, correct?).
  - mdgm-ntgr
    NETGEAR Employee Retired
    Apr 11, 2017
    Still it looks like there's been some fragmentation over time. iSCSI doesn't work well when the volume gets this full.