[GE users] Issue seen in 6.2U5 : memory values reported by SGE too low compared to top output on linux systems

reuti reuti at staff.uni-marburg.de
Wed Mar 10 13:51:19 GMT 2010


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Hi,

Am 10.03.2010 um 00:37 schrieb shruti_m:

> We recently upgraded one of the sites to 6.2U5. Since the upgrade,  
> we have noticed that vmem and maxvmem values reported by qstat in  
> SGE is much low compared to real time mem consumed by the job and  
> reflected in top output of the system.
>
> e.g I submit a job to grab 20G memory and hold it for 300 sec. In  
> top output, I do see my job consuming upto 20G memory for 300 sec? 
> qstat output shows maxvmem to have never exceeded 3G !! It is  
> easibly reproducible on lx24-amd64 systems.

the memory is also filled with valid data or just allocted without  
being used?

-- Reuti


> Let me know, if anybody else has seen similar behavior.
>
> Thanks,
> Shruti

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