Kickstart and NFS
Brian D. Haymore
brian at chpc.utah.edu
Thu Aug 3 08:12:46 PDT 2000
What hardware are you using in your compute nodes? What errors show up
on any of the vitual consoles when it fails the NFS mount?
Justin Moore wrote:
> Due to somewhat frequent disk failures at our cluster, we're working on
> a way to quickly bring a node back up and configured when a replacement
> disk comes in. The stragegy is to use RedHat's kickstart install to get
> the base system installed from a CD. The post-installation script then
> attempts to mount an NFS partition and run a series of scripts from that
> partition. Everything goes well until the host attempts to mount the NFS
> partition. The mount simply doesn't work.
> The ks.cfg file statically assigns a constant temp IP address which
> will be blown away when the node reboots and obtains its IP through DHCP.
> The NFS server has the IP address in the /etc/exports file, and syslog on
> the server indicates a successful authenticated mount request from that
> IP. The distribution is 6.2 for x86 using kernel version 2.2.14. Looking
> into it more, I find that even a mount request from the command line
> fails, but silently. Even a simple insmod of the various nfs kernel
> modules (sunrpc, lockd, nfs) fails in the same manner.
> The kickstart documentation is sadly outdated and full of errors. I
> have no problem submitting updates or patches to the project, but for now
> I just want my nodes to come up properly and configured by placing a
> floppy and CD in it and turning it on (I'm lazy like that). I also
> realize this problem is deeper than just kickstart, but I didn't see
> anything on the RedHat-related lists or message boards about kernel module
> problems in 6.2/2.2.14 systems.
> Has anyone else experienced this, and if so what can I do as a
> Thank you.
> Justin Moore
> Assistant Centurion SysAdmin
> University of Virginia
> jdm2d at cs.virginia.edu
> Beowulf mailing list
> Beowulf at beowulf.org
Brian D. Haymore
University of Utah
Center for High Performance Computing
155 South 1452 East RM 405
Salt Lake City, Ut 84112-0190
Email: brian at chpc.utah.edu - Phone: (801) 585-1755 - Fax: (801) 585-5366
More information about the Beowulf