Hi, today i've seen this call trace / block in XFS while running 3.0.27. INFO: task xfsaild/sdc3:1818 blocked for more than 120 seconds. "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. xfsaild/sdc3 D ffff88041f374dc8 0 1818 2 0x00000000 ffff88041edd3d30 0000000000000046 ffff8803ecaa8dc0 ffff88041f23fe28 ffff88041f374860 0000000000010800 ffff88041edd3fd8 ffff88041edd2010 ffff88041edd3fd8 0000000000010800 ffff88041f15c860 ffff88041f374860 Call Trace: [<ffffffff8159c94a>] schedule+0x3a/0x60 [<ffffffff812763a9>] xlog_cil_force_lsn+0xe9/0x110 [<ffffffff8104caf0>] ? try_to_wake_up+0x2a0/0x2a0 [<ffffffff81273922>] _xfs_log_force+0x62/0x250 [<ffffffff81273d23>] xfs_log_force+0x13/0x40 [<ffffffff81281ac7>] ? xfs_trans_ail_cursor_next+0x27/0x30 [<ffffffff81282237>] xfsaild+0x447/0x460 [<ffffffff81281df0>] ? xfs_trans_ail_init+0xb0/0xb0 [<ffffffff8106f646>] kthread+0x96/0xa0 [<ffffffff815a0214>] kernel_thread_helper+0x4/0x10 [<ffffffff8106f5b0>] ? kthread_worker_fn+0x130/0x130 [<ffffffff815a0210>] ? gs_change+0xb/0xb Is there a known fix / patch available? Stefan _______________________________________________ xfs mailing list xfs@xxxxxxxxxxx http://oss.sgi.com/mailman/listinfo/xfs