Thanks Dejan. I will try to look for answers from other components.
Liang Ma Contractuel | Consultant | SED Systems Inc. Ground Systems Analyst Agence spatiale canadienne | Canadian Space Agency 6767, Route de l'Aéroport, Longueuil (St-Hubert), QC, Canada, J3Y 8Y9 Tél/Tel : (450) 926-5099 | Téléc/Fax: (450) 926-5083 Courriel/E-mail : [liang...@space.gc.ca] Site web/Web site : [www.space.gc.ca ] -----Original Message----- From: Dejan Muhamedagic [mailto:deja...@fastmail.fm] Sent: September 17, 2010 5:27 AM To: The Pacemaker cluster resource manager Subject: Re: [Pacemaker] Problem to support NFS v3 Hi, On Thu, Sep 16, 2010 at 09:04:29AM -0400, liang...@asc-csa.gc.ca wrote: > Somehow this may not get through. Let me try it again. > > Hi There, > > I have setup a pair of primary/secondary servers for services > such as web, ftp, samba and nfs with pacemaker 1.1.1, > drdb-pacemaker 8.3.7, corosync 1.2.7 on Fedora 13. Things work > well except for an old Solaris 2.7 client. The Solaris system > can't mount to the nfs server because it can support NFS v3 not > v4. From tcpdump this is what goes wrong with a pure NFS v3 > client, > > 19:55:02.886062 192.168.249.150.39331 > 10.1.1.200.sunrpc: udp 84 (DF) > 19:55:02.886625 10.1.1.199.sunrpc > 192.168.249.150.39331: udp 28 (DF) > 20:01:12.741180 192.168.249.150.52440 > 10.1.1.200.sunrpc: udp 84 (DF) > 20:01:12.741667 10.1.1.199.sunrpc > 192.168.249.150.52440: udp 28 (DF) > > Where 10.1.1.200 is the virtual IP address and 10.1.1.199 is the IP address > of the primary server. If I try to mount to the non-virtual address > 10.1.1.199, it works fine. But obviously this is what we want with a virtual > server. > > Originally I used resource agent lsb:nfs. Then changed to > ocf:heartbeat:nfsserver with specific parameter pointing to the virtual > address 10.1.1.200. Plus I added rpcbind which takes care sunrpc request as a > virtual service too (see the related configuration below please). It has the > same thing as before: The virtual server responds with its physical address. > primitive nfs ocf:heartbeat:nfsserver \ > params nfs_ip="10.1.1.200" nfs_shared_infodir="/var/drbdata0/exports" \ > params nfs_init_script="/etc/init.d/nfs" > nfs_notify_cmd="/sbin/rpc.statd" \ > op monitor interval="5s" timeout="20s" depth="0" \ > meta target-role="Started" > primitive rpcbind lsb:rpcbind \ > op monitor interval="50s" \ > meta target-role="Started" > > The virtual NFS service works fine with nfs clients that > support NFS v4. Any ideas please? I can vaguely recall problems like this in the past, but missing all the details :-/ At any rate, the problem is related either to the kernel or NFS. I think you should better ask in the Fedora or the NFS related forum. Thanks, Dejan > Thanks in advance. > > > Liang Ma > Contractuel | Consultant | SED Systems Inc. > Ground Systems Analyst > Agence spatiale canadienne | Canadian Space Agency > 6767, Route de l'Aéroport, Longueuil (St-Hubert), QC, Canada, J3Y 8Y9 > Tél/Tel : (450) 926-5099 | Téléc/Fax: (450) 926-5083 > Courriel/E-mail : [liang...@space.gc.ca] > Site web/Web site : [www.space.gc.ca ] > > > > > > _______________________________________________ > Pacemaker mailing list: Pacemaker@oss.clusterlabs.org > http://oss.clusterlabs.org/mailman/listinfo/pacemaker > > Project Home: http://www.clusterlabs.org > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > Bugs: > http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker _______________________________________________ Pacemaker mailing list: Pacemaker@oss.clusterlabs.org http://oss.clusterlabs.org/mailman/listinfo/pacemaker Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker _______________________________________________ Pacemaker mailing list: Pacemaker@oss.clusterlabs.org http://oss.clusterlabs.org/mailman/listinfo/pacemaker Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://developerbugs.linux-foundation.org/enter_bug.cgi?product=Pacemaker
