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Re: [Condor-users] Problems with jobs



Well a schedd daemon runs on every node in the cluster.
if thats what you mean?

Chris

Ahh, but do you only have the one schedd? It looks like you have three jobs running (Claimed + Busy) according to your output -- are they all from >the same schedd? Maybe there's another schedd in your system that's not able to respond to it's claims in time?

- Ian

----- Original Message ----- From: Ian Chesal
To: Chris Miles
Sent: Monday, December 05, 2005 4:26 PM
Subject: RE: [Condor-users] Problems with jobs


The dreaded Claimed+Idle. It generally happens to us when our schedd can't keep up with the processing required to start our jobs. Check the resources on your schedd machine: can your machine handle spawing all the necessary shadows? Or is it running out of CPU, memory, disk, etc?

- Ian




From: Chris Miles [mailto:chrismiles@xxxxxxxxxxxxxxxx]
Sent: December 5, 2005 11:11 AM
To: Condor-Users Mail List; Ian Chesal
Subject: Re: [Condor-users] Problems with jobs

Hi Thanks for the response.

SUBMIT_SEND_RESCHEDULE has not specified in any of my config files which
means that its automatically set to true does it not?

condor_q -ana says jobs being serviced.

It seems a lot of machines go into the claimed state but stay idle.

tux.neuralgri LINUX INTEL Unclaimed Idle 0.250 512 0+00:34:48 vm1@xxxxxxxxx LINUX X86_64 Owner Idle 0.750 2048 0+00:00:02 vm2@xxxxxxxxx LINUX X86_64 Claimed Idle 0.000 2048 0+00:00:05 vm1@xxxxxxxxx LINUX X86_64 Claimed Idle 0.120 2048 0+00:01:20 vm2@xxxxxxxxx LINUX X86_64 Claimed Idle 0.000 2048 0+00:01:21 vm1@xxxxxxxxx LINUX X86_64 Claimed Idle 0.000 2048 0+00:00:05 vm2@xxxxxxxxx LINUX X86_64 Claimed Idle 0.270 2048 0+00:00:05 vm1@xxxxxxxxx LINUX X86_64 Claimed Idle 0.180 2048 0+00:00:07 vm2@xxxxxxxxx LINUX X86_64 Claimed Idle 0.000 2048 0+00:00:11 vm1@xxxxxxxxx LINUX X86_64 Claimed Idle 0.050 2048 0+00:00:07 vm2@xxxxxxxxx LINUX X86_64 Claimed Idle 0.000 2048 0+00:00:10 vm1@xxxxxxxxx LINUX X86_64 Claimed Idle 0.100 2048 0+00:00:07 vm2@xxxxxxxxx LINUX X86_64 Claimed Idle 0.000 2048 0+00:00:11 vm1@xxxxxxxxx LINUX X86_64 Claimed Idle 0.100 2048 0+00:00:07 vm2@xxxxxxxxx LINUX X86_64 Claimed Idle 0.000 2048 0+00:00:11 vm1@xxxxxxxxx LINUX X86_64 Claimed Idle 0.000 2048 0+00:00:07 vm2@xxxxxxxxx LINUX X86_64 Claimed Idle 0.210 2048 0+00:00:11 vm1@xxxxxxxxx LINUX X86_64 Claimed Idle 0.080 2048 0+00:00:08 vm2@xxxxxxxxx LINUX X86_64 Claimed Idle 0.000 2048 0+00:00:03 vm1@xxxxxxxxx LINUX X86_64 Claimed Idle 0.050 2048 0+00:00:02 vm2@xxxxxxxxx LINUX X86_64 Claimed Idle 0.000 2048 0+00:00:03 vm1@xxxxxxxxx LINUX X86_64 Claimed Idle 0.160 2048 0+00:00:04 vm2@xxxxxxxxx LINUX X86_64 Claimed Idle 0.000 2048 0+00:00:05 vm1@xxxxxxxxx LINUX X86_64 Owner Idle 1.000 2048 0+20:15:59 vm2@xxxxxxxxx LINUX X86_64 Owner Idle 0.310 2048 0+00:00:02 vm1@xxxxxxxxx LINUX X86_64 Owner Idle 1.000 2048 0+20:16:02 vm2@xxxxxxxxx LINUX X86_64 Claimed Idle 0.220 2048 0+00:00:09 vm1@xxxxxxxxx LINUX X86_64 Claimed Idle 0.130 2048 0+00:00:05 vm2@xxxxxxxxx LINUX X86_64 Claimed Idle 0.000 2048 0+00:00:06 vm1@xxxxxxxxx LINUX X86_64 Claimed Idle 0.000 2048 0+00:00:04 vm2@xxxxxxxxx LINUX X86_64 Claimed Idle 0.460 2048 0+00:00:05 vm1@xxxxxxxxx LINUX X86_64 Claimed Idle 0.200 2048 0+00:00:04 vm2@xxxxxxxxx LINUX X86_64 Claimed Idle 0.000 2048 0+00:00:05 vm1@xxxxxxxxx LINUX X86_64 Unclaimed Idle 0.130 2048 0+00:00:05 vm2@xxxxxxxxx LINUX X86_64 Claimed Idle 0.000 2048 0+00:00:05 vm1@xxxxxxxxx LINUX X86_64 Claimed Idle 0.170 2048 0+00:00:04 vm2@xxxxxxxxx LINUX X86_64 Claimed Busy 0.000 2048 0+00:00:06 vm1@xxxxxxxxx LINUX X86_64 Claimed Busy 0.020 2048 0+00:00:04 vm2@xxxxxxxxx LINUX X86_64 Claimed Busy 0.000 2048 0+00:00:06 vm1@xxxxxxxxx LINUX X86_64 Claimed Idle 0.110 2048 0+00:00:05 vm2@xxxxxxxxx LINUX X86_64 Claimed Idle 0.000 2048 0+00:00:05

Chris
----- Original Message ----- From: Ian Chesal
To: Condor-Users Mail List
Sent: Monday, December 05, 2005 2:39 PM
Subject: Re: [Condor-users] Problems with jobs



Hi.

When im submitting jobs into my pool it seems to take ages to start running the jobs unless i run condor_reschedule. Is there a way to speed the process up without
me running this command?

[Ian Chesal] See: http://www.cs.wisc.edu/condor/manual/v6.7/3_3Configuration.html#11494 -- make sure you have that set to True in the config file on the machine you're calling condor_submit from. It will automatically issue a reschedule after submission.

My second problem is that job results are not returning to me any quicker than If i ran my jobs one a one machine pool. I.e im checking condor_q and the queue is only going down 1 at a time at roughly the same speed as if there was only one machine in that pool. It is also slower than if I actually ran my jobs sequentially on one machine using a batch
file or shell script.

[Ian Chesal] What does condor_q -ana say? Are you setting your job requirements such that only one VM in the system is able to match with all your jobs in your cluster? What about the MAX_JOBS_RUNNING setting on your schedd? Make sure that isn't set to 1.



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