UG! I am going crazy here... NFS stuff

Robert G. Brown rgb at phy.duke.edu
Fri Aug 3 17:01:56 PDT 2001


On Fri, 3 Aug 2001, Judd Tracy wrote:

>
> Try taking out the space between * and (rw,...)
>
> /usr/local/mpi       *(rw,no_all_squash,no_root_squash)     #public

There's actually a very current NFS HOWTO at the LDP site.  It explains
all of this and many of the gotchas.

   rgb

>
> On Fri, 3 Aug 2001, Eric Linenberg wrote:
>
> > let me update a little more.  I am running redhat 7.1 and the driectories
> > mount fine, but I cannot do anything in them... maybe this will help?
> >
> > -eric
> >
> > On Friday 03 August 2001 06:41 pm, Eric Linenberg wrote:
> > > Here is the deal.  I am trying to mount folders using NFS and want foll
> > > access read/write/execute the whole 9 yards.  The /etc/exports file on the
> > > server looks like
> > >
> > > /usr/local/mpi       * (rw,no_all_squash,no_root_squash)       #public
> > > directory amongst the machines
> > > /usr/local/lstc      * (rw,no_all_squash,no_root_squash)       #public
> > > directory amongst the machines
> > > /usr/local/lam       * (rw,no_all_squash,no_root_squash)       #public
> > > directory amongst the machines
> > >
> > > and the /etc/fstab files on my nodes looks like
> > >
> > > LABEL=/                 /                       ext2    defaults        1 1
> > > /dev/fd0                /mnt/floppy             auto    noauto,owner    0 0
> > > LABEL=/usr              /usr                    ext2    defaults        1 2
> > > LABEL=/usr/local        /usr/local              ext2    defaults        1 2
> > > none                    /proc                   proc    defaults        0 0
> > > none                    /dev/pts                devpts  gid=5,mode=620  0 0
> > > /dev/hda7               swap                    swap    defaults        0 0
> > > 10.0.0.1:/usr/local/mpi   /usr/local/mpi          nfs
> > > rsize=8192,wsize=8192,exec,suid,rw      1 1
> > > 10.0.0.1:/usr/local/lstc   /usr/local/lstc      nfs
> > > rsize=8192,wsize=8192,exec,suid,rw      1 1
> > > 10.0.0.1:/usr/local/lam   /usr/local/lam          nfs
> > > rsize=8192,wsize=8192,exec,suid,rw   1 1
> > >
> > > but if I ssh on over to the machines as root or anyone for that matter and
> > > i try and do anythign like a 'touch aaa' it gives me a
> > >
> > > [root at snickers mpi]# touch aaa
> > > touch: creating `aaa': Permission denied
> > > [root at snickers mpi]#
> > >
> > > PLEASE help!?
> > >
> > > thanks,
> > > eric
> > >
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>

-- 
Robert G. Brown	                       http://www.phy.duke.edu/~rgb/
Duke University Dept. of Physics, Box 90305
Durham, N.C. 27708-0305
Phone: 1-919-660-2567  Fax: 919-660-2525     email:rgb at phy.duke.edu







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