<html><head><style type='text/css'>p { margin: 0; }</style></head><body><div style='font-family: Times New Roman; font-size: 12pt; color: #000000'><div id="" style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; ">Hello,</div><div id="" style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; "><br></div><div id="" style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; ">I am creating a 2 node active/passive cluster for a fileserver (NFS and Samba) using DRBD + Heartbeat + Pacemaker on Ubuntu 10.04 following this guide: <a href="http://www.linbit.com/fileadmin/tech-guides/ha-nfs.pdf">http://www.linbit.com/fileadmin/tech-guides/ha-nfs.pdf</a><span style="font-size: 12pt; " id="">. I'd like to enable quorum and STONITH to ensure data integrity. Thus I want to configure a 3rd node that does not have DRBD, nfsd, or smbd installed but is just used to provide quorum (and ensure that the master node is connected to the rest of the network). I found a brief description of how to do this at the link below, however I'm not clear on all of the steps involved:</span></div><a href="http://www.gossamer-threads.com/lists/linuxha/pacemaker/72985#72985" id="" style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; ">http://www.gossamer-threads.com/lists/linuxha/pacemaker/72985#72985</a><div style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; " id=""><br></div><div id="" style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; ">My understanding is that these steps are required:</div><div id="" style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; ">1. install heartbeat on the 3rd node, node3. Does it have to be the exact same version of heartbeat (this node is running CentOS 5.6)? </div><div id="" style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; ">2. copy the ha.cf and authkeys configuration files to node3</div><div id="" style="color: rgb(0, 0, 0); font-family: 'Times New Roman'; font-size: 12pt; ">3. Limit the DRBD, nfs, and smbd resources to only node1 and node2 by adding a location rule for the g_nfs group (which includes p_fs_drbd0 p_lsb_nfsserver p_exportfs_drbd0 p_ip_nfs):</div><div id=""># crm configure location ms-drbd0-placement ms-drbd0 rule -inf: uname ne node1 and uname ne node2</div><div id=""><br></div><div id="aeaoofnhgocdbnbeljkmbjdmhbcokfdb-mousedown">Is there anything else that needs to be done to add this 3rd quorum node to the cluster?</div><div id="aeaoofnhgocdbnbeljkmbjdmhbcokfdb-mousedown"><br></div><div id="aeaoofnhgocdbnbeljkmbjdmhbcokfdb-mousedown">Thanks,</div><div id="aeaoofnhgocdbnbeljkmbjdmhbcokfdb-mousedown"><br></div><div id="aeaoofnhgocdbnbeljkmbjdmhbcokfdb-mousedown">Andrew Martin</div><div id=""><br></div></div></body></html>