Re: Strange NFS issue.

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On 04/27/2010 12:44 PM, Tom H wrote:
> On Mon, Apr 26, 2010 at 7:32 PM, Ed Greshko <Ed.Greshko@xxxxxxxxxxx> wrote:
>   
>> On 04/27/2010 03:43 AM, Tom H wrote:
>>     
>>> On Sun, Apr 25, 2010 at 6:51 PM, Ed Greshko <Ed.Greshko@xxxxxxxxxxx> wrote:
>>>
>>>       
>>>> 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@f13 media]$ ls -l
>>>> total 12
>>>> drwx------. 170 nobody nobody 8192 Apr 25 10:22 test
>>>>
>>>> [egreshko@f13 media]$ ls -n
>>>> total 12
>>>> drwx------. 170 99 99 8192 Apr 25 10:22 test
>>>>
>>>> [egreshko@f13 media]$ touch test/x
>>>> [egreshko@f13 media]$ ll test/x
>>>> -rw-rw-r--. 1 nobody nobody 0 Apr 25 10:23 test/x
>>>>
>>>> [egreshko@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@meimei misty]$ ll x
>>>> -rw-rw-r--. 1 egreshko egreshko 0 2010-04-25 10:23 x
>>>>
>>>> [egreshko@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@localdomain' does not map
>>>> into domain 'greshko.com'
>>>>
>>>> when....
>>>> [root@f13 etc]# hostname
>>>> f13.greshko.com
>>>> [root@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.
>>>>
>>>>         
>>> Is rpc.idmapd running on the F13 box?
>>>
>>>       
>> Yes...  Didn't you see the log entry that I posted above, that comes
>> from rpc.imapd?
>>     
> Thought that it came from the RHEL server not the F13 client.
>   
It is the client....  If idmap isn't running the result on the client
side is....

drwx------. 170 4294967294 4294967294 8192 Apr 26 08:11 test

Looks like not many folks are testing NFS....or this problem is strange
or related to the RHELv4 server. 

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