[Ocfs2-users] iscsi or some other form of shared storage?
shashi
shashi.boddula at oracle.com
Sat Jan 7 07:56:22 CST 2006
------------------------------
>
> Message: 4
> Date: Wed, 04 Jan 2006 18:15:28 +0100
> From: Juraj Bednar <jooray at gmail.com>
> Subject: Re: [Ocfs2-users] Ocfs2-users Digest, Vol 25, Issue 1
> To: shashi <shashi.boddula at oracle.com>, ocfs2-users at oss.oracle.com
> Message-ID: <43BC02B0.3030206 at gmail.com>
> Content-Type: text/plain; charset=UTF-8; format=flowed
>
> Hello,
>
>
>>You can do data replication over the network (RAID-1 over network) .
>>DRBD (www.drbd.org) is the right solution for you . It will work with
>>OCFv2 also .
>
>
> well, are you sure? According to this FAQ entry:
> http://wiki.linux-ha.org/DRBD/FAQ#head-a39a43203ed93af71065d2a7b36b0db089207cbd
>
> According to this, DRBD does not allow concurrent writes from different
> nodes.
Yes . At present , DRBD doesn't allow concurrent writes . But , it is in
agenda of DRBD devolopers .
>
> Or you mean something like doing DRBD for backing the data up and
> iSCSI/GNBD/NBD/ENBD for actually sharing the DRBD device?
You can use DRBD for Mirroring , backup and replication .
>
> RAID-1 over network is a good idea, but I need some, that is
> cluster-aware (because of write ordering) and allows writes from all
> nodes...
There is a good support for DRBD from Linux-HA . You can combine
Linux-HA with DRBD to build a true cluster.
>
> Or am I completely wrong here?
>
>
> Juraj.
>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: 0xEEF4DD5D.asc
Type: application/pgp-keys
Size: 892 bytes
Desc: not available
Url : http://oss.oracle.com/pipermail/ocfs2-users/attachments/20060107/b7df90ff/0xEEF4DD5D.bin
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 189 bytes
Desc: OpenPGP digital signature
Url : http://oss.oracle.com/pipermail/ocfs2-users/attachments/20060107/b7df90ff/signature.bin
More information about the Ocfs2-users
mailing list