[GE users] Definitions

Daniel Templeton Dan.Templeton at Sun.COM
Fri Apr 29 16:23:39 BST 2005


I would recommend first the man pages on gridengine.sunsource.net 
(Manuals link on the lower left side) or the Admin Guide on docs.sun.com.

Daniel

Schmitz Dale M Contr 20 IS/INPG wrote:

> Thanks.  I need more background information on this.  Can you recommend
> some reading?
> 
> -----Original Message-----
> From: Daniel Templeton [mailto:Dan.Templeton at Sun.COM] 
> Sent: Friday, April 29, 2005 10:13 AM
> To: users at gridengine.sunsource.net
> Subject: Re: [GE users] Definitions
> 
> The load threshhold is a way to keep a machine/queue from getting 
> overloaded.  The value of the load_thresholds is a list of name=value 
> pairs.  The names are the names of the complex value (see qconf -sc), 
> and the values are the corresponding thresholds.  If the value of a 
> complex goes beyond its threshold, the queue will stop accepting new
> jobs.
> By default, SGE has a load adjustment of 0.5.  (See qconf -ssconf)  The 
> load adjustment is an amount of virtual CPU load that gets added to the 
> np_load_avg with every job.  This can create an artificial job limit.
> 
> Daniel
> 
> Schmitz Dale M Contr 20 IS/INPG wrote:
> 
> 
>>Can some one tell me what the load_threshold represents?  From the
> 
> text 
> 
>>I have impression that it's the most number of jobs that can be 
>>submitted to a queue.  Also, the grid seems to limit CPU utilitzation
> 
> on 
> 
>>execution hosts, in our case to around 50%.  Is there a way to
> 
> increase 
> 
>>that?
>>
>> 
>>
>>Thanks,
>>
>>Dale
>>
> 
> 
> 
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