NFS problem on ls command

2013-03-28 Thread Evan Sather
Hi Everyone,

We're experiencing NFS-related problems after viewing home directories
on SL6 desktops.  SL5 clients do not experience this problem.  The NFS
server is a SL5 machine.

One of our desktops outputs this:

[user@host1 ~]$ ls -ltr |tail
ls: reading directory .: Invalid argument


Another of our desktops outputs this:

[user@host2 ~]$ ls -l
ls: reading directory .: Too many levels of symbolic links

Has anyone else seen this or a similar issue?  Does anyone have any
suggestions?

-- 
*Evan Sather*
Linux System Administrator
High Energy Physics
Argonne National Laboratory



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Re: NFS problem on ls command

2013-03-28 Thread Tam Nguyen
We ran into this issue couple of weeks ago.  There is a ticket about this
bug with the NFS v3+4.  Our work around was to mount it with a different
version of NFS.

https://bugzilla.redhat.com/show_bug.cgi?id=736394#c13 is also
referenced by http://bugs.centos.org/view.php?id=6241.

-T

On Thu, Mar 28, 2013 at 12:58 PM, Evan Sather esat...@anl.gov wrote:

  Hi Everyone,

 We're experiencing NFS-related problems after viewing home directories on
 SL6 desktops.  SL5 clients do not experience this problem.  The NFS server
 is a SL5 machine.

 One of our desktops outputs this:

 [user@host1 ~]$ ls -ltr |tail
 ls: reading directory .: Invalid argument


 Another of our desktops outputs this:

 [user@host2 ~]$ ls -l
 ls: reading directory .: Too many levels of symbolic links

  Has anyone else seen this or a similar issue?  Does anyone have any
 suggestions?

 --
 *Evan Sather*
 Linux System Administrator
 High Energy Physics
 Argonne National Laboratory




Re: NFS problem on ls command

2013-03-28 Thread Evan Sather
Thank you, Tam!  I will keep an eye on the bug report.

*Evan Sather*
Linux System Administrator
High Energy Physics
Argonne National Laboratory

On 03/28/2013 12:16 PM, Tam Nguyen wrote:
 We ran into this issue couple of weeks ago.  There is a ticket about
 this bug with the NFS v3+4.  Our work around was to mount it with a
 different version of NFS. 

 https://bugzilla.redhat.com/show_bug.cgi?id=736394#c13 is also
 referenced by http://bugs.centos.org/view.php?id=6241.

 -T

 On Thu, Mar 28, 2013 at 12:58 PM, Evan Sather esat...@anl.gov
 mailto:esat...@anl.gov wrote:

 Hi Everyone,

 We're experiencing NFS-related problems after viewing home
 directories on SL6 desktops.  SL5 clients do not experience this
 problem.  The NFS server is a SL5 machine.

 One of our desktops outputs this:

 [user@host1 ~]$ ls -ltr |tail
 ls: reading directory .: Invalid argument


 Another of our desktops outputs this:

 [user@host2 ~]$ ls -l
 ls: reading directory .: Too many levels of symbolic links

 Has anyone else seen this or a similar issue?  Does anyone have
 any suggestions?

 -- 
 *Evan Sather*
 Linux System Administrator
 High Energy Physics
 Argonne National Laboratory





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Re: NFS problem on ls command

2013-03-28 Thread Connie Sieh

On Thu, 28 Mar 2013, Evan Sather wrote:


--enig2VHUROTADOEVHDNAEQDLT
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Thank you, Tam!  I will keep an eye on the bug report.

*Evan Sather*
Linux System Administrator
High Energy Physics
Argonne National Laboratory

On 03/28/2013 12:16 PM, Tam Nguyen wrote:

We ran into this issue couple of weeks ago.  There is a ticket about
this bug with the NFS v3+4.  Our work around was to mount it with a
different version of NFS.=20

https://bugzilla.redhat.com/show_bug.cgi?id=3D736394#c13 is also
referenced by http://bugs.centos.org/view.php?id=3D6241.

-T

On Thu, Mar 28, 2013 at 12:58 PM, Evan Sather esat...@anl.gov
mailto:esat...@anl.gov wrote:

Hi Everyone,

We're experiencing NFS-related problems after viewing home
directories on SL6 desktops.  SL5 clients do not experience this
problem.  The NFS server is a SL5 machine.

One of our desktops outputs this:

[user@host1 ~]$ ls -ltr |tail
ls: reading directory .: Invalid argument


Another of our desktops outputs this:

[user@host2 ~]$ ls -l
ls: reading directory .: Too many levels of symbolic links

Has anyone else seen this or a similar issue?  Does anyone have
any suggestions?

--=20
*Evan Sather*
Linux System Administrator
High Energy Physics
Argonne National Laboratory







And even more info at

   http://thread.gmane.org/gmane.comp.file-systems.ext4/37022

-Connie Sieh


Re: NFS problem on ls command

2013-03-28 Thread Connie Sieh

On Thu, 28 Mar 2013, Evan Sather wrote:


--enig2GQLSDWJADQIIIAUXHNWJ
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boundary=090004020404060409070304

This is a multi-part message in MIME format.
--090004020404060409070304
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: quoted-printable

Hi Everyone,

We're experiencing NFS-related problems after viewing home directories
on SL6 desktops.  SL5 clients do not experience this problem.  The NFS
server is a SL5 machine.

One of our desktops outputs this:

   [user@host1 ~]$ ls -ltr |tail
   ls: reading directory .: Invalid argument


Another of our desktops outputs this:

   [user@host2 ~]$ ls -l
   ls: reading directory .: Too many levels of symbolic links

Has anyone else seen this or a similar issue?  Does anyone have any
suggestions?

--=20
*Evan Sather*
Linux System Administrator
High Energy Physics
Argonne National Laboratory




Evan,

We are trying to pin down which versions of the client software have this 
issue.  We know that the server side changed via a bug fix in SL 5.9 via 
the 2.6.18-348 kernels.  We are trying to figure out a way to predict the 
issue on the client side.  So


   What kernel version do you have on the server?
   What arch is the server?

   What kernel version is on the client?
   What are the versions of nfs-utils* ?
   What arch is the client?

Thanks

-Connie Sieh


Re: NFS problem on ls command

2013-03-28 Thread Evan Sather
Hi Connie,

 1. 2.6.18-348.3.1.el5PAE
 2. i686
 3. Both are SL 6.3 running 2.6.32-358.2.1.el6.x86_64
 4. Both are 1:1.2.3-26.el6 (x86_64)
 5. Both are x86_64

Also, thank you for the additional link with more information on the bug.

*Evan Sather*
Linux System Administrator
High Energy Physics
Argonne National Laboratory

On 03/28/2013 01:42 PM, Connie Sieh wrote:
 On Thu, 28 Mar 2013, Evan Sather wrote:

 --enig2GQLSDWJADQIIIAUXHNWJ
 Content-Type: multipart/alternative;
 boundary=090004020404060409070304

 This is a multi-part message in MIME format.
 --090004020404060409070304
 Content-Type: text/plain; charset=UTF-8
 Content-Transfer-Encoding: quoted-printable

 Hi Everyone,

 We're experiencing NFS-related problems after viewing home directories
 on SL6 desktops.  SL5 clients do not experience this problem.  The NFS
 server is a SL5 machine.

 One of our desktops outputs this:

[user@host1 ~]$ ls -ltr |tail
ls: reading directory .: Invalid argument


 Another of our desktops outputs this:

[user@host2 ~]$ ls -l
ls: reading directory .: Too many levels of symbolic links

 Has anyone else seen this or a similar issue?  Does anyone have any
 suggestions?

 --=20
 *Evan Sather*
 Linux System Administrator
 High Energy Physics
 Argonne National Laboratory



 Evan,

 We are trying to pin down which versions of the client software have
 this issue.  We know that the server side changed via a bug fix in SL
 5.9 via the 2.6.18-348 kernels.  We are trying to figure out a way to
 predict the issue on the client side.  So

What kernel version do you have on the server?
What arch is the server?

What kernel version is on the client?
What are the versions of nfs-utils* ?
What arch is the client?

 Thanks

 -Connie Sieh



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