[Samba] winbind sometimes does not resolve sid to a name

[Shirish Pargaonkar]

On Sat, Nov 13, 2010 at 4:52 PM, Michael Adam <obnox at samba.org> wrote:
> Hi Shirish,
>
> Shirish Pargaonkar wrote:
>> On Mon, Nov 8, 2010 at 1:47 PM, Jeremy Allison <jra at samba.org> wrote:
>> > On Mon, Nov 08, 2010 at 01:21:30PM -0600, Shirish Pargaonkar wrote:
>> >> Sometimes a group sid does not get resolved to its name.
>> >>
>> >> Is this a settings problem?  Looks like winbind deamon
>> >> went dormant for a while and then woke up?
>> >> I am using interface wbcLookupSid provided by the
>> >> library libwbclient.so for resolving sids to names.
>> >>
>> >> These are the winbind related parameters in
>> >> /etc/samba/smb.conf
>> >
>> > Not enough information for useful debugging. What
>> > do the winbindd logs say ?
>> >
>>
>> ps -eaf | grep winbind
>> root     20085     1  0 14:03 ?        00:00:00 /usr/sbin/winbindd -D
>> root     20086 20085  0 14:03 ?        00:00:00 /usr/sbin/winbindd -D
>> root     20089 20085  0 14:03 ?        00:00:00 /usr/sbin/winbindd -D
>>
>> Cleared /var/log/samba/winbindd.log just before issueing
>> command getcifsacl which could not resolve the group SID
>>
>> winbindd.log attached.
>
> not really. :-)
>
> Cheers - Michael

Michael, not sure what is implied.  The log is not sufficient?
I see two error messages in the log.

[2010/11/08 14:32:56,  5] winbindd/winbindd_async.c:lookupsid_recv2(138)
  lookupsid (forest root) returned an error
[2010/11/08 14:32:56,  5] winbindd/winbindd_sid.c:lookupsid_recv(61)
  lookupsid returned an error