[K12OSN] Doing the Pivot Root - befuddling

[Jim McQuillan]

Petre,

Feast your eyes on this article, it should point you to a solution:

http://wiki.ltsp.org/twiki/bin/view/Ltsp/NFS#NFS_Server_not_responding

Jim McQuillan
jam at Ltsp.org



On Sat, 27 Aug 2005, Petre Scheie wrote:

> I just built a new Athlon-64-on-a-Microstar-motherboard server, using K12LTSP
> 4.2.1.  It's a single NIC configuration, using the on-board ethernet.  This is
> to ultimately replace some older hardware that is also running version 4.2.1,
> single NIC, etc.  The workstations all boot fine, save one which uses an old
> ISA 3Com 3c509 card connected via coax to a hub which then connects to the
> main switch (don't ask).  It hangs at the pivot_root point, saying the nfs
> server is not responding.  So, the only thing different is the hardware of the
> server.  Any ideas as to why the pivot_root would stop working for just this
> one client?
>
> Petre
>
> Tom Ventresco wrote:
>
> > > A good guy to call is Mark Wilhelm.  He might be able to assist you.
> > >
> > > As it happens, I too have a SGR24, and I use the C1110 NIC (64-bit PCI
> > > version).  My other K12LTSP server (I've got two demo boxes that I use)
> > > uses the Broadcom built-in Gig-E port.  I haven't tried out the new
> > > K12LTSP 4.4, but I have tried out K12LTSP 4.2.1 on both of them, and it
> > > works just great.  Same with K12LTSP 3.1.2; it works fine with the
> > > SGR24.  Have you tried it out with any version previous to 4.4?
> > >
> > > BTW, if you're looking at a switch to support lots of users, I have also
> > > used the SR48G2i with very good results.
> > >
> >
> > Good stuff TP - I see an SR48G2i in my near future...my racks are packed
> > with 24 port switches.
> >
> > Yes I did try a k12LTSP 4.2 with a the same x206 and it gave the
> > pivot_root nfs issue.  BUT a 4.2 or 4.4 on an IBM x205 with the (onboard
> > Broadcom).  Basically the x206 with the onboard Intel ethernet, amer.com
> > c1110-32, or an SMC 9462TX gave me the same nfs issue / root_pivot.  The
> > thing is I have other amer.com gig switches like the GD8 ( an 8 port gig
> > switch ) works like a charm on 4.2 and 4.4 on the x206.  I have swapped
> > eth0 and eth1 and their functions, zip.  The problem is something in the
> > x206 and certain switches.
> > The onboard chip on the x206 is an Intel ( unsure of the chip set.)
> >
> > Thanks,
> > Tom V.
> >
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