[Samba] Re: Winbindd Takes 100% CPU.

[Linux Addict]

On Fri, Mar 20, 2009 at 2:45 PM, Miguel Jinez <miguel.jinez at gmail.com>wrote:

> 2009/3/20 Linux Addict <linuxaddict7 at gmail.com>
>
>>
>>
>> On Fri, Mar 20, 2009 at 1:47 PM, Miguel Jinez <miguel.jinez at gmail.com>wrote:
>>
>>>
>>>
>>> 2009/3/20 Linux Addict <linuxaddict7 at gmail.com>
>>>
>>> On Fri, Mar 20, 2009 at 10:46 AM, Linux Addict <linuxaddict7 at gmail.com
>>>> >wrote:
>>>>
>>>> > Environment:
>>>> > RHEL4 U6
>>>> > Samba 3.2.8
>>>> >
>>>> > After the installation, Winbind is taking 100% CPU. A restart seems to
>>>> fix
>>>> > most of the times, but cant figure out the reason winbind takes all
>>>> CPU. Is
>>>> > there any bugs worked already. If not, please someone help me resolve
>>>> this.
>>>> >
>>>> > Let me know what kind of logs you may need.
>>>> >
>>>> >
>>>> > ~LA
>>>> >
>>>>
>>>>
>>>> And also, When I stop winbindd(/etc/init.d/winbind stop), the command
>>>> complete successfully, but still the winbindd processes keep running. I
>>>> had
>>>> to run stop them multiple times to in order stop the winbind. Once the
>>>> winbind stopped, the cpu usage returns to normal
>>>>
>>>> We have a problem like this, we found problems in nsswitch.conf (ERASE
>>> winbind in passwd, group and shadow if you have that)
>>>
>>> And the problem was detected too in smb.conf with the line:
>>> ldapsam:trusted = Yes
>>>
>>> Now we don't have this problem
>>>
>>> Mike
>>>
>>
>>
>> Its somewhat inconsistent. I have log level 20 still dont see any errrors.
>> I recently added passdb backend = tdbsam and that seems to be causing issues
>> on few servers, but rest of the hosts seems to doing Ok.
>>
>> I tried strace on winbindd, but dont see anything.
>>
>> Is there way we can find out what winbindd spent so much time on CPU. Are
>> there any tools available?
>>
>>
>> ~LA
>>
>>
>> The reason is a reported bug, in samba 3.2.7 is fixed



I am using 3.2.8 already.