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Bug #6301

Updated by Loic Dachary almost 7 years ago

The general ceph setup is described here : http://dachary.org/?p=2087

<pre>
root@miltonduff:~# uname -a
Linux miltonduff 3.10.11-dsiun-130711 #44 SMP Mon Sep 9 16:59:12 CEST 2013 x86_64 GNU/Linux
NFO: task ceph-osd:17047 blocked for more than 120 seconds.
[153972.073476] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[153972.076322] ceph-osd D ffff880869a28a60 0 17047 5423 0x00000000
[153972.076324] ffff880869a28750 0000000000000002 ffff880867788ee8 ffff8807e4e47500
[153972.079259] ffff880517addfd8 ffff880517addfd8 ffff880517addfd8 ffff880869a28750
[153972.082244] 0000000000000004 ffff880517addd48 ffff880517addd50 7fffffffffffffff
[153972.085278] Call Trace:
[153972.088310] [<ffffffff81410f4a>] ? schedule_timeout+0x1ca/0x270
[153972.091371] [<ffffffff8100abf1>] ? native_sched_clock+0x11/0x70
[153972.094386] [<ffffffff81070cda>] ? try_to_wake_up+0x1ea/0x270
[153972.097358] [<ffffffff81412623>] ? wait_for_completion+0xa3/0x120
[153972.100322] [<ffffffff81070d60>] ? try_to_wake_up+0x270/0x270
[153972.103292] [<ffffffff811a3702>] ? do_coredump+0x1b2/0xee0
[153972.106212] [<ffffffff811a3899>] ? do_coredump+0x349/0xee0
[153972.109085] [<ffffffff8134e0c4>] ? skb_queue_tail+0x24/0x60
[153972.111954] [<ffffffff813eb73a>] ? unix_dgram_sendmsg+0x5aa/0x640
[153972.114839] [<ffffffff81053049>] ? get_signal_to_deliver+0x199/0x5a0
[153972.117743] [<ffffffff81002353>] ? do_signal+0x63/0x8c0
[153972.120632] [<ffffffff81052030>] ? do_send_sig_info+0x60/0x90
[153972.123521] [<ffffffff81002c38>] ? do_notify_resume+0x88/0xa0
[153972.126400] [<ffffffff81414d6a>] ? int_signal+0x12/0x17
[153972.299643] XFS: possible memory allocation deadlock in kmem_alloc (mode:0x250)
[153972.868782] XFS: possible memory allocation deadlock in kmem_alloc (mode:0x250)
[153973.038189] XFS: possible memory allocation deadlock in kmem_alloc (mode:0x250)
[153974.309978] XFS: possible memory allocation deadlock in kmem_alloc (mode:0x250)
[153974.763236] INPUT miltonduff IN=eth2.2092 OUT= MAC=01:00:5e:00:00:01:00:1b:21:b9:99:3c:08:00 SRC=0.0.0.0 DST=224.0.0.1 LEN=32 TOS=0x00 PREC=0xC0 TTL=1 ID=0 DF PROTO=2
[153974.870473] XFS: possible memory allocation deadlock in kmem_alloc (mode:0x250)
[153975.039848] XFS: possible memory allocation deadlock in kmem_alloc (mode:0x250)
</pre>

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