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Re: su hangs for 30 seconds



Joachim Backes wrote:
> On 12/05/2009 01:32 PM, Hiisi wrote:
>> 2009/12/5 Wolfgang S. Rupprecht<wolfgang rupprecht gmail com>:
>>>
>>> As of a day or so ago "su" has started hanging for 30 seconds.  So has
>>> the lock screen.  Jiggling the mouse unblanks the monitor and shows me
>>> the backdrop picture but the password entry box doesn't appear for 30
>>> seconds.  I don't believe I mucked with anything PAM related, but there
>>> were a few yum updates in the last few days.  Is anyone else seeing
>>> this?
>>>
>>> -wolfgang
>>> -- 
>>> Wolfgang S. Rupprecht
>>> If the airwaves belong to the public why does the public only get 3
>>> non-overlapping WIFI channels?
>>>
>> I have the same problem for a couple of month (don't remember exactly
>> how long it is) on my F11 (32 bit). I've asked it already on this list
>> but had no response.
>>
> 
> I had similar problems in the past (with sudo / not su), and the reason
> was an error in the network controls (I tried to change the hostname by
> editing /etc/sysconfig/network, but forgot all other places to edit).

This kind of delays are often DNS timeouts.
If the network configuration is wrong, trivial things like printing
"last unsuccessfull login on 02-12-2009 from abcd.example.com"
take 15-30-60 seconds.

-- 
   Roberto Ragusa    mail at robertoragusa.it


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