[GE users] Memory allocation

Reuti reuti at staff.uni-marburg.de
Mon Mar 7 12:03:16 GMT 2005


Hi Martyn,

for parallel jobs it's the request per slot, what explains that it's 
running over 2 nodes. You can check with "qhost -F" what's left on 
resources on the nodes.

Cheers - Reuti


Wheeler, Dr M.D. wrote:
> Dear SGE users,
> 
> I have a small cluster consisting of 4 dual cpu nodes (3 x 64-bit + 1 x 32-bit).
> 
> The output of qhost is as follows:
> 
> HOSTNAME             ARCH       NPROC  LOAD   MEMTOT   MEMUSE   SWAPTO   SWAPUS
> -------------------------------------------------------------------------------
> global               -              -     -        -        -        -        -
> 32-bit-compute-0-0   glinux         2  0.00     2.4G   112.4M     1.9G    36.0K
> compute-0-0          lx24-amd64     2  1.21     5.7G   346.0M   996.2M    12.5M
> compute-0-1          lx24-amd64     2  1.17     5.7G   540.4M   996.2M     7.3M
> compute-0-2          lx24-amd64     2  1.16     5.7G   498.8M   996.2M      0.0
> 
> 
> I wish to submit a 2CPU job to ONE of the lx24-amd64 nodes with a request of 5G of memory, however, if I try and do this I get the following message
> 
> Jobs cannot run because resources requested are not available for parallel job
>         819 
> 
> if I try and reduce the memory request to 2G it will run ok, or if it gets submitted over multiple nodes it also runs ok (but slower).  There is no memory limit on the queue, does anyone have any ideas???
> 
> Martyn
> 
> ----------------------------------------------
> Dr. Martyn D. Wheeler
> Department of Chemistry
> University of Leicester
> University Road
> Leicester, LE1 7RH, UK.
> Tel (office): +44 (0)116 252 3985
> Tel (lab):    +44 (0)116 252 2115
> Fax:          +44 (0)116 252 3789
> Email:        martyn.wheeler at le.ac.uk
> http://www.le.ac.uk/chemistry/staff/mdw10.html
>  
> 
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: users-unsubscribe at gridengine.sunsource.net
> For additional commands, e-mail: users-help at gridengine.sunsource.net
> 


---------------------------------------------------------------------
To unsubscribe, e-mail: users-unsubscribe at gridengine.sunsource.net
For additional commands, e-mail: users-help at gridengine.sunsource.net




More information about the gridengine-users mailing list