recently started crashing 4 am

[Ed Greshko]

John Summerfield wrote:
> Ed Greshko wrote:
>> Mail List wrote:
>>>     Anyone know what be causing what appears to be something in cron
>>> (4 am or so) freezing the machine - started happening the last week
>>> or so after some bout of updates - including kde 3.5.8.
>>>
>>>      After kde update I had to diable knetwork manager which made the
>>> machine interminably slow for user to login - removing it fixed that
>>> problem - nm is not runnning.
>>>
>>>        Now it is freezing around 4 am .. any ideas what may be
>>> causing this ? Its been a happy F7 machine for a long time prior to
>>> this ?
>>>
>>>       I could not find any interesting info in log files. Box is not
>>> visible to internet either.
>>>
>>>       Thanks for any pointers ... 
>>
>> No idea....
>>
>> However, for troubleshooting you can try at least one of two
>> approaches...
>> First, determine what cron jobs are being at run 4AM and then do one
>> (potentially both) of the following.
> 
> Daily housekeeping.
>>
>> 1.  Run the jobs manually one at a time.
>>
>> 2.  Disable all the jobs from running except one and then enable one
>> per day
>> until you have problems.
> 
> Run half. You eliminate one half immediately.

Oh, now you're being efficient.  :-)

> 
> Enable to okay part, and half the other. Repeat until done.
> 
> 
> This is why I do not do automatic updates, ever. I've been saying since
> RHN was introduced, back around Valhalla's time, it was a bad idea.
> Automatic downloading is good. I like to see what changes, and what's
> proposed to change. Even security fixes aren't necessarily urgent.
> 
> 
> 
> 
> 
> 


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