After some time this problem has gone away, It was only after we replaced 5 of the 12 disks and rebuild the system numerous times.
The disks were Seagate drives reporting ST3_INVALID_PFM on inquiry. You can close this issue. -- kernel BUG: soft lockup - CPU#0 stuck for 11s! [jfsCommit:2338] https://bugs.launchpad.net/bugs/283843 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs