drbd-user March 2010 archive
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drbd-user: Re: [DRBD-user] linux kvm, primary/primary, mount pro

Re: [DRBD-user] linux kvm, primary/primary, mount problems

From: Frank Hoffmann <hoffmann_at_nospam>
Date: Tue Mar 16 2010 - 21:42:04 GMT
To: drbd-user@lists.linbit.com

Am Montag, 15. März 2010 19:28:34 schrieb dbarker:
> Frank Hoffmann wrote:
> > (primary/primary, protocol C) and one resource r0.
> > r0 is mounted (ext4) one both nodes (rw, sync).
>
> As far as I know, ext4 is not a clustering file system (aware that it may
> be shared) and will not reread blocks it just read. My only experience
> with drbd is using VMFS which works just fine doing what you mention.
>
> Good luck. Check out http://en.wikipedia.org/wiki/Clustered_file_system and
> http://en.wikipedia.org/wiki/Ext4

ext4 is not a clustering file system.
I hoped it would work without one. ;-)
OCFS2 looks good for me, so I will try that ...

Thanks!
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