[torqueusers] executing something else on a compute ndoe for a goven time interval

Basappa Kodada basappabk at gmail.com
Thu Apr 22 22:31:22 MDT 2010


but I installed the maui in cluster head node and configure it. I am not
able to start the maui scheduler.
and please anyone tell me how to interface maui with torque cluster in
computing node as well as cluster head node

On Fri, Apr 23, 2010 at 2:20 AM, Kevin Van Workum <vanw at sabalcore.com>wrote:

> On Thu, Apr 22, 2010 at 3:43 PM, Coyle, James J [ITACD] <jjc at iastate.edu>wrote:
>
>>    Basappa. Kodada
>>
>>
>>
>>   The only way I see to accomplish your goal while only executing
>> instructions on the compute node is to :
>>
>> 1)      At the beginning of this time interval (using cron to schedule
>> this)
>>
>> A)     identify the PIDs of pbs_mom and of any processes owned by users,
>> putting these in a file F
>>
>> B)      suspend these processes
>>
>> C)      Start whatever else you wanted to run (if anything) during this
>> time period.
>>
>>
>>
>> 2)      At the end of the time interval (again using cron), reverse the
>> process:
>>
>> C’) Suspend or kill the process running only during the time interval
>>
>> B’) Un-suspend all the PIDs  in file F
>>
>> A’) Remove file F.
>>
>>
>>
>>   I did something similar with a computer lab, allowing the machines to
>> run batch jobs when they were idle,
>>
>> but suspending batch jobs when a user was logged in directly.
>>
>>
>>
>> -          Jim Coyle
>>
>>
>>
>> *From:* torqueusers-bounces at supercluster.org [mailto:
>> torqueusers-bounces at supercluster.org] *On Behalf Of *Basappa Kodada
>> *Sent:* Thursday, April 22, 2010 12:50 AM
>> *To:* torqueusers at supercluster.org
>> *Subject:* [torqueusers] about configuration in computing node
>>
>>
>>
>> Hello sir
>> Thanks for replying
>>
>> cant we specify the pbs_mom available time duration in computing node
>> where only pbs_mom is running.
>> Example:
>> the Node00 is cluster head node which is having the computing node
>> list(Node01, Node02)
>>
>> Node01 is running only pbs_mom for sending available resources to cluster
>> head node and executing the job. But i want to give some time duration or
>> time interval in this computing node, so that its resources are available in
>> that time only for cluster head node even though pbs_mom is running.
>>
>
> This is normally accomplished by your scheduler, not pbs_mom. I'm not sure
> if the pbs_sched has this capability, but I'm sure that maui and moab do.
>
> --
> Kevin Van Workum, PhD
> Sabalcore Computing Inc.
> Run your code on 500 processors.
> Sign up for a free trial account.
> www.sabalcore.com
> 877-492-8027 ext. 11
>
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>


-- 
Basappa. Kodada
NITK, Surathkal
Mangalore
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