So how do I go about doing this? My servers are already set up as 4 virtual machines on xen. Each one of them have a block device setup for the data. Can I remove those block devices and then set up the GFS or do I have to start all over again? On Tue, Feb 9, 2010 at 10:13 AM, Rich <rhdyes at gmail.com> wrote: > I want to make the 10 terabytes raid an xfs filesystem and then share the > drive with all 4 of the vm's. 3 of the servers will be samba servers and > one will be my Lotus notes server. I want to make the filesystem /data and > then each one of the servers will use specific sub directories. I have it > set up as block devices now but I want the flexibility of having the whole > 10 terabytes available to all 4 servers. > > On Tue, Feb 9, 2010 at 1:28 AM, Christopher G. Stach II <cgs at ldsys.net>wrote: > >> ----- "Adam Adamou" <adam0x54 at gmail.com> wrote: >> >> > either nfs or ocfs2. nfs is the easiest route. ocfs2 will give you a >> > clustered filesystem. >> >> Except NFS doesn't follow normal filesystem semantics and you can end up >> with corrupt data without knowing it, and it, along with CIFS, will give you >> a free shitload of network overhead to go along with your possibly corrupt >> data. OCFS2 or GFS are the only practical choices if you want it to behave >> like a typical filesystem and not have to worry about catering to it or >> rewriting software and/or reeducating developers, and OCFS2 is extremely >> easy to set up. >> >> The original question didn't specify much about the requirements, though. >> A single shared filesystem? Read-write or read-only? No filesystem at all? >> Without that information, I would at first recommend not sharing. It can be >> a lot of trouble, it's usually not required, and it severely complicates >> life when things fail. >> >> Well, there is always XenFS... :/ >> >> -- >> Christopher G. Stach II >> http://ldsys.net/~cgs/ <http://ldsys.net/%7Ecgs/> >> _______________________________________________ >> CentOS-virt mailing list >> CentOS-virt at centos.org >> http://lists.centos.org/mailman/listinfo/centos-virt >> > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos-virt/attachments/20100209/cadb4afd/attachment-0006.html>