[Ocfs2-users] Servers reboot - may be OCFS2 related

Proskurin Kirill proskurin-kv at fxclub.org
Fri Sep 3 05:21:07 PDT 2010


Hello.

What we have:
2x Debian 5.0 x64 - 2.6.32-20~bpo50+1 from backports
DRBD + OCFS2 1.4.1-1

I have both node reboot every day on my tests. On heavy load it have to 
1-3 hour to reboot, on idle about 20 hours.

I not sure what it is a OCFS2 related but if I not mount OCFS2 partition 
- I don`t get this reboot.

In attach screenshoot with system console on what error.

Nothing special in logs.

My config below:

mail02:~# cat /etc/ocfs2/cluster.conf
node:
         ip_port = 7777
         ip_address = 192.168.1.1
         number = 0
         name = node01.domain.org
         cluster = ocfs2

node:
         ip_port = 7777
         ip_address = 192.168.1.2
         number = 1
         name = mode02.domain.org
         cluster = ocfs2

cluster:
         node_count = 2
         name = ocfs2

mail02:~# /etc/init.d/o2cb status
Driver for "configfs": Loaded
Filesystem "configfs": Mounted
Stack glue driver: Loaded
Stack plugin "o2cb": Loaded
Driver for "ocfs2_dlmfs": Loaded
Filesystem "ocfs2_dlmfs": Mounted
Checking O2CB cluster ocfs2: Offline

Partition creation command:
mkfs.ocfs2 -L ocfs2_drbd -N 2 -T mail --fs-feature-level=max-features 
/dev/drbd0

Test tool:
iozone -RK -t 4 -s 10g -i 0 -i 1 -i 2 -b /tmp/`hostname`.xls
on both nodes.

-- 
Best regards,
Proskurin Kirill
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