How about using just OCFSv2 as I described in my first mail - two servers export their storage, the rest of the servers mount it and a failure of any of the two storage servers remains transparent to the clients. Can this be done with OCFSv2?
On Tuesday 09 October 2007 21:46:15 Alexei_Roudnev wrote: > You better use > > LVM + heartbeat + NFS + cold failover cluster. > > It works 100% stable and is 100% safe from the bugs (and it allows online > resizing, if your HBA or iSCSI can add lun's on the fly). > > Combining NFS + LVM + OCFSv2 can cause many unpredictable problems, esp. on > the unusual (for OCFSv2) system (such as Ubuntu). > > ----- Original Message ----- > From: "Brian Anderson" <[EMAIL PROTECTED]> > To: <[email protected]> > Sent: Tuesday, October 09, 2007 11:35 AM > Subject: RE: [Ocfs2-users] Cluster setup > > > > Not exactly. I'm in a similar boat right now. I have 3 NFS servers all > mounting an OCFS2 volume. Each NFS server has its own IP, and the > clients load balance manually... some mount fs1, others fs2, and the > rest fs3. In an ideal world, I'd have the NFS cluster presenting a > single IP, and failing over / load balancing some other way. > > I'm looking at NFS v4 as one potential avenue (no single IP, but it does > let you fail over from 1 server to the next in line), and commercial > products such as IBRIX. > > > > > Brian > > > -----Original Message----- > > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED] On Behalf Of Sunil Mushran > > Sent: Tuesday, October 09, 2007 2:27 PM > > To: Luis Freitas > > Cc: [email protected] > > Subject: Re: [Ocfs2-users] Cluster setup > > > > Unsure what you mean. If the two servers mount the same > > ocfs2 volume and export them via nfs, isn't that clustered nfs? > > > > Luis Freitas wrote: > > > Is there any cluster NFS solution out there? (Two NFS > > > > servers sharing > > > > > the same filesystem with distributed locking and failover > > > > capability) > > > > > Regards, > > > Luis > > > > > > */Sunil Mushran <[EMAIL PROTECTED]>/* wrote: > > > > > > Appears what you are looking for is a mix of ocfs2 and nfs. > > > The storage servers mount the shared disks and the reexport > > > them via nfs to the remaining servers. > > > > > > ubuntu 6.06 is too old. If you are stuck on Ubuntu LTS, the > > > next version 7.10 should have all you want. > > > > > > Pavel Georgiev wrote: > > > > Hi List, > > > > > > > > I`m trying to build a cluster storage with commodity > > > > hardware in > > > > > a way that > > > > > > > the all the data would be on > 1 server. It should > > > > have the meet > > > > > the > > > > > > > following requirements: > > > > 1) If one of the servers goes down, the cluster > > > > should continue > > > > > to work with > > > > > > > rw access from all clients. > > > > 2) Clients that mount the storage should not be part > > > > of cluster > > > > > (not export > > > > > > > any disk storage) - I have few servers with huge disks that I > > > > > > want to store > > > > > > > data on (currently 2 servers, maybe more in the future) and I > > > > > > want to > > > > > > > storethe data only on them, the rest of the server should just > > > > > > mount and use > > > > > > > that storage with the ability to continue operation if one of > > > > > > the two storage > > > > > > > servers goes down. > > > > 3) More servers should be able to join the cluster > > > > and at given > > > > > point, > > > > > > > expanding the total size of the cluster, hopefully without > > > > > > rebuilding the > > > > > > > storage. > > > > 4) Load balance is not a issue - all the load can go to one of > > > > > > the two storage > > > > > > > servers (although its better to be balanced), the main goal is > > > > > > to have > > > > > > > redundant storage > > > > > > > > Does ocfs2 meet these requirements? I read few howtos but none > > > > > > of them > > > > > > > mentioned my second requirement (only some of the servers to > > > > > > hold the data). > > > > > > > Are there any specific steps to do to accomplish (2) and (3)? > > > > > > > > I`m using Ubuntu 6.06 on x86. > > > > > > > > Thanks! > > > > > > > > _______________________________________________ > > > > Ocfs2-users mailing list > > > > [email protected] > > > > http://oss.oracle.com/mailman/listinfo/ocfs2-users > > > > > > _______________________________________________ > > > Ocfs2-users mailing list > > > [email protected] > > > http://oss.oracle.com/mailman/listinfo/ocfs2-users > > > > -------------------------------------------------------------- > > ---------- > > > > > Take the Internet to Go: Yahoo!Go puts the Internet in your pocket: > > > > <http://us.rd.yahoo.com/evt=48253/*http://mobile.yahoo.com/go? > > refer=1GNXIC> > > > > > mail, news, photos & more. > > > > -------------------------------------------------------------- > > ---------- > > > > > _______________________________________________ > > > Ocfs2-users mailing list > > > [email protected] > > > http://oss.oracle.com/mailman/listinfo/ocfs2-users > > > > _______________________________________________ > > Ocfs2-users mailing list > > [email protected] > > http://oss.oracle.com/mailman/listinfo/ocfs2-users > > _______________________________________________ > Ocfs2-users mailing list > [email protected] > http://oss.oracle.com/mailman/listinfo/ocfs2-users > > > _______________________________________________ > Ocfs2-users mailing list > [email protected] > http://oss.oracle.com/mailman/listinfo/ocfs2-users _______________________________________________ Ocfs2-users mailing list [email protected] http://oss.oracle.com/mailman/listinfo/ocfs2-users
