[DRBD-user] {Disarmed} What is exact moment of split brain?

himanshu padmanabhi himanshu.padmanabhi at gmail.com
Mon May 11 07:44:21 CEST 2009


Thank you very much for the reply.

I am not using any file system,I am just exposing logical volumes through
iSCSI,so i think cluster file systems may not be necessary here in this
case.So I am also not using clvmd in between.

I will check if that is necessary in this scenario.what do you think?

On Fri, May 8, 2009 at 7:00 PM, Fabian Arrotin <fabian.arrotin at arrfab.net>wrote:

> himanshu padmanabhi wrote:
>
>> Here's my drbd.conf
>>
> <snip>;
>
>>        }
>>        net {
>>                allow-two-primaries;
>>
> <snip>
>
>> drbdadm primary res1(on both sides)
>>
>>
>  I am not using any shared file system at the moment.It might be required
>> only if I want that level of concurrency.
>>
>
> Primary/primary setup without any cluster filesystem on top ?
> And what about your VG ? are you at least using clvmd across the cluster ?
> If not you can't use that kind of setup .. instead you have to activate the
> vg on the active node and be sure that it's not active on the second node
> ...
> If you want primary/primary and lvm you *have* to use clvmd and a cfs
> (GFS/GFS2 are available by default on CentOS, as well as clvmd in the conga
> suite)
>
> --
> --
> Fabian Arrotin
>  idea=`grep -i clue /dev/brain`
>  test -z "$idea" && echo "sorry, init 6 in progress" || sh ./answer.sh
>



-- 
---------------------------------
Thanks and Regards,
Himanshu Padmanabhi
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