On Mon, 26 Jul 2004 17:17:53 -0400 (EDT), linux-cluster-rhn@xxxxxxxx <linux-cluster-rhn@xxxxxxxx> wrote: > > We've got a fiber channel connection from two nodes to a single san storage > share (through a brocade). We're looking to export nfs from one of the hosts > with the other host as failover. As a test, I patched a 2.6.7 kernel and > compiled the necessary utilities according to > http://gfs.wikidev.net/Installation. I used LVM2 to create a logical volume on > the san device (/dev/sda1), gfs_mkfs'd the device according to the clustering > config that I made, and successfully mounted the lv on both hosts as a local > drive. Is it necessary for us to use LVM if the san is already doing the > raid/redundancy? Nope, in your situation it would be most useful providing stable device naming. > What is the bare minimum in terms of daemons that we'd need > in order to run the above setup? I'm thinking it'd be something like: > > ccsd > cman_tool join > clvmd > mount -t gfs /dev/sda1 /mnt/san-name looks right > > Also, what suggestions do you have for an automatic failover system for the > two hosts? I imagine some sort of heartbeat package. Thanks for your time. Currently there is heartbeat (linux-ha.org), and a few others. I believe redhat is working on one as well that will fit in with their infrastructure bits --Brian Jackson > > Jim
