Re: Stability problems with ssi-1.9.1+drbd on debian

Are your VMware Guest OS'es one CPU or two CPU's?  Make sure your
OpenSSI nodes are one CPU in VMware.  That seems to help.  Otherwise
try physical machines.

Roger


On 8/27/06, Markku Tavasti <[email protected]> wrote:
>
> I installed ssi with drbd support, both nodes under vmware
> server. Second node boteed fine up via network, got drbd disk
> synced. But after it, problems really start.
>
> Second node won't come up properly. On console it says 'Starting
> init', and some ok looking drbd messages. But it won't come up, waited
> 12 hours, and it's was not up.
>
> cluste -v says:
> Node 2:
>         State:  COMINGUP
>         Previous state:  NEVERUP
>         Reason for last transition:  System
>         Last transition ID:  3
>         Last transition time:  Sun Aug 27 10:53:17.597709 2006
>         First transition ID:  3
>         First transition time:  Sun Aug 27 10:53:17.597709 2006
>         Number of CPUs:  1
>         Number of CPUs online:
>
> I tried if node is someway ok. Did:
>
> ssi1:~# dd if=/dev/zero of=/foo bs=1k count=100k
>
> And sure, I could see there is network and disk activity on node2
> also. So drbd is working. But soon it started complaining about lost
> packets, and both nodes dropped to kernel debugger.
>
> Rebooted node1, and after it node2. Node2 got kernel panic ('Kernel
> panic - not syncing: Lost CLMS master while trying to join the
> cluster!')
>
> On second node2 boot it started resyncing drbd disk. Sync went ok, and
> after it console was again like this:
> http://tavastisolutions.com/~tavasti/kuvia/ssi/node2_booted.png
>
> This looks similar what is was after 12 hours. So I did that dd trick
> again. Node2 said first two times 'nm_log_daemon: Missed 2 packets
> from node 1'. Then node1 panicked, like this:
> http://tavastisolutions.com/~tavasti/kuvia/ssi/node1_panic.png
>
> This time it was totally frozen instead of kernel debugger.
>
> And shortly after this, node2 panic also (for obvious reason)
> http://tavastisolutions.com/~tavasti/kuvia/ssi/node2_panic.png
>
> Is there something wrong in my setup, or can I somehow help to find &
> fix this problem? Should I be testing ssi on real machines instead of
> vmware?
>
> --
> M. Tavasti /  [email protected]  /   +358-40-5078254
>
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-------------------------------------------------------------------------
Using Tomcat but need to do more? Need to support web services, security?
Get stuff done quickly with pre-integrated technology to make your job easier
Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo
http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642