Strange NFS issue.

Ed Greshko Ed.Greshko at greshko.com
Sun Apr 25 22:51:06 UTC 2010


I've a strange issue with an NFS mount on a F13-Beta.

The nfs server is a RHELv4 system.  The exports contains....

/home/egreshko          192.168.0.0/255.255.255.0(rw,sync,fsid=0,nohide)

This is mounted just fine on a F11 system whose fstab contains...

misty:/                 /home/egreshko/misty    nfs4    rw

On the F13 system the fstab contains....

192.168.0.55:/          /media/test             nfs4    rw

Now the weirdness, on the F13 system....

[egreshko at f13 media]$ ls -l
total 12
drwx------. 170 nobody nobody 8192 Apr 25 10:22 test

[egreshko at f13 media]$ ls -n
total 12
drwx------. 170 99 99 8192 Apr 25 10:22 test

[egreshko at f13 media]$ touch test/x
[egreshko at f13 media]$ ll test/x
-rw-rw-r--. 1 nobody nobody 0 Apr 25 10:23 test/x

[egreshko at f13 media]$ ls -n test/x
-rw-rw-r--. 1 99 99 0 Apr 25 10:23 test/x

If I go to the RHELv4 system or the F11 system I see....

[egreshko at meimei misty]$ ll x
-rw-rw-r--. 1 egreshko egreshko 0 2010-04-25 10:23 x

[egreshko at meimei misty]$ ls -n x
-rw-rw-r--. 1 500 500 0 2010-04-25 10:23 x

I'm thinking it must be related to the idmapd process....
I find it strange that the log file shows....

rpc.idmapd[3376]: nss_getpwnam: name 'egreshko at localdomain' does not map
into domain 'greshko.com'

when....
[root at f13 etc]# hostname
f13.greshko.com
[root at f13 etc]# host f13.greshko.com
f13.greshko.com has address 192.168.0.196

and the idmapd.conf contains....

Domain = greshko.com

Since this works fine on F11, and I'm pretty sure it worked just fine
when testing on F12, it would seem to be something with F13....unless
I'm missing something.










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