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1
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1answer
10 views

OGE no value for load_avg

There is a problem with my OGE configuration. The load_avg for the nodes does not get set (remains at -NA-). Because of this and because of the np_load_avg threshold on the queue no jobs are being ...
0
votes
2answers
110 views

High Low priority queues SGE

I would like to have two queues in a CPU/GPU cluster, one with high priority and one with low priority. Thus, jobs that are submitted in the high priority queue will be bumped to the top of the list ...
0
votes
1answer
76 views

How to get your qsub script information that you submitted before? [closed]

Since qstat only shows limited information, see the following as an example. But I want to know the details of a job AAA (say it was submitted by qsub sample, this sample script I guess must be stored ...
4
votes
1answer
48 views

What does the qstat output jclass mean?

What does the qstat output jclass mean? $ qstat -help UGE 8.1.4 $ qstat -u myusername job-ID prior name user state submit/start at queue jclass ...
0
votes
1answer
50 views

Sun Grid Engine : jobs are not well balanced

I use Open Grid Scheduler (a fork/copy of Sun Grid Engine). I have tried this configuration from master: # qconf -mattr exechost complex_values slots=8 slave2 # qconf -mq all.q | grep slots slots ...
2
votes
0answers
388 views

Track memory usage of a job on SGE

I'm looking for some guidance in how to precisely figure out how much RAM my job is using on my cluster. My job is not multi-threaded and runs on a single cpu. When I run my job and run "top" I can ...
1
vote
1answer
98 views

qdel deletes all my jobs

I'm using Sun GridEngine (Rocks Cluster) on a server to run remote jobs. When I try to remove jobs with qdel, it often works as expected, but every now and then it just deletes almost everything it ...
1
vote
1answer
79 views

SGE: downtime planning

I need to plan a downtime for a maintenance of my environment (or some part of my environment) by means of Sun Grid Engine. Is it possible to somehow use backfilling information to tell the grid ...
0
votes
1answer
552 views

SGE Auto configured consumable resource?

I am using a tool called starcluster http://star.mit.edu/cluster to boot up an SGE configured cluster in the amazon cloud. The problem is that it doesn't seem to be configured with any pre-set ...
0
votes
1answer
109 views

Sun Grid Engine VNC temporary sessions

Since I've been in a world of hurt with FreeNX attempting to get shadowing to work, I stumbled across a brief description describing starting vnc sessions through an SGE job (our firewall rules would ...
1
vote
1answer
189 views

Prevent users running processes on cluster head node

What ways are there to prevent users from starting long running, resource intensive processes on the headnode of a Rocks cluster? I've tried: asking politely setting the nice level in limits.conf ...
3
votes
2answers
76 views

Are there cluster resource schedulers abstraction layers?

I'm writing an application that could potentially be run on any cluster resource scheduler (SGE, LSF or SLURM to name a few of them), using very basic functionalities. I'm wondering if a ...
1
vote
1answer
152 views

OpenMPI in SGE fails when not observed

I know the topic is weird but so is my problem. On our cluster we have SGE with OpenMPI compiled for tight integration. When I set it up it worked just fine in my tests and so far there have been no ...
3
votes
5answers
3k views

Howto set up SGE for CUDA devices?

I'm currently facing the problem of integrating GPU-Servers into an existing SGE environment. Using google I found some examples of Clusters where this has been set up but no information on how this ...
0
votes
2answers
1k views

Parallel Environment (PE) on Sun Grid Engine (6.2u5) won't run jobs: “only offers 0 slots”

I have Sun Grid Engine set up (version 6.2u5) on a Ubuntu 10.10 server with 8 cores. In order to be able to reserve multiple slots, I have a parallel environment (PE) set up like this: pe_name ...
2
votes
1answer
1k views

Overlapping queues on Sun Grid Engine?

We would like to have an SGE-based compute cluster with a queue that gives access to all nodes for the computational staff, and a second cluster queue that gives access to, say, half the nodes for ...