On Tue, Aug 23, 2011 at 01:11:52AM +0200, Leon Meßner wrote:
> Hi,
>
> i'm just testing a kerberized NFSv4 export of a ZFS-Filesystem. Both
> client and server are FreeBSD at the moment. I tried Linux clients, but
> could not mount with sec=krb5. If i mount an exported directory with
> -o sec=krb5(i|p)i, directory listings with ls do sometimes take a very
> long time (about 20times). Example output below.
>
> > time ls -la
> total 8
> drwxr-xr-x+ 3 rootwheel 4 Aug 16 13:27 .
> drwxr-xr-x 3 locadm locadm 512 Aug 22 23:46 ..
> drwxr-xr-x+ 2 rootwheel 2 Aug 16 13:27 testdir
> -rw-r--r-- 1 rootwheel 0 Aug 16 13:27 testfile
> 0.003u 0.003s 0:00.23 0.0% 0+0k 0+0io 0pf+0w
> > time ls -la
> total 8
> drwxr-xr-x+ 3 rootwheel 4 Aug 16 13:27 .
> drwxr-xr-x 3 locadm locadm 512 Aug 22 23:46 ..
> drwxr-xr-x+ 2 rootwheel 2 Aug 16 13:27 testdir
> -rw-r--r-- 1 rootwheel 0 Aug 16 13:27 testfile
> 0.000u 0.007s 0:04.27 0.0% 0+0k 0+0io 0pf+0w
>
> The share is mounted by a local user with a kerberos ticket by
> mount -t nfs -o nfsv4,sec=krb5 130.149.58.249:/home mount.
> Mounting with sec=sys does not produce this problem.
> Has anyone experienced similar issues ?
It looks like this could be related to kern/158432 [1] although i'm
using IPv4 and amd64. I can't test it at the moment because the
testmachine is temp. out of service but i got the same error messages in
my kdc's log file.
Greetings,
Leon
[1] http://www.freebsd.org/cgi/query-pr.cgi?pr=158432&cat=kern
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