XFS blocked task in xlog_cil_force_lsn

[Stefan Priebe - Profihost AG]

Am 17.04.2012 01:56, schrieb Dave Chinner:
> Your first question should be: is this a known problem?
> And the answer to that is: I don't think so.
Sorry absolutely correct.

> So, is the system actually hung?
No. The kernel has ended the stalled request.

> Were there IO errors around this time?
No.

> did the system recover and continue to work normally?
Yes.

> What's your storage hardware, application, workload, etc?
It a Raid 10 of 1TB SATA Drives in front of a 3Ware Controller doing
heavy rsync backups.

Greets
Stefan