On 06/02/11 02:31, Corey wrote:
> On 06/01/2011 10:16 AM, Christiano F. Haesbaert wrote:
>>>
>>> I had tinkered with a solution for this:
>>> Cron wakes up a minute before the batch run is scheduled to run. 
>>> Cron will
>>> then copy a random 4kb sector from the hard disk to RAM, then run
>>> either an
>>> MD5 or SHA hash against it.  The whole process would be timed and if it
>>> completed within a a reasonable amount of time for the system then it
>>> would
>>> kick off a batch job
>>>
>>> This was the easiest way I thought of measuring the actual
>>> performance of
>>> the system at any given time since it measures the entire system and
>> closely
>>> emulates actual work.
>>>
>>> While this isn't really the right thing to do, I found it to be the most
>>> effective on my systems.
>>>
>>>
>> You really think cron should be doing it's own calculation ? I don't
>> like that *at all*.
>>
>> Can't we just have a higher default threshold for cron ?
>> Can't we default to 0 ?
>>
>> I think this is something that should be looked up, if we admit load
>> average is a shitty measure, we shouldn't rely on it for running cron
>> jobs.
>>
>> I hereby vote for default to 0. (Thank god this isn't a democracy :-) )
>>
> Just have cron look at the system load average...
> 
> <ducking> :)
> 

a few posts it was mentioned that that is actually the case

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