Enabling Grids for E-sciencE

www.eu-egee.org

Workload Management System on gLite middleware - commands

Matthieu Reichstadt CNRS/IN2P3

ACGRID School,

Hanoi (Vietnam) November 5th, 2007

ACGrid School 5-9/11 2007

Enabling Grids for E-sciencE

• Create a proxy : voms-proxy-init –voms <vo_name>– Enter your certificate’s password– Get your proxy

• Submit the job: edg-job-submit mytest.jdl – You get your job unique identifier (JobId)

• Get the job status : edg-job-status JobId – Request the L&B in order to know the status of your job

• When the job status is “OutputReady” you cabn get the output : edg-job-get-output JobId – The system returns the output in a temporary folder on the

UI

ACGrid School 5-9/11 2007

Enabling Grids for E-sciencE

• Minimal version ( helloworld.jdl)

• We specify :– The executable – STDOUT and STDERR

Executable = “/bin/echo”;Arguments = “Hello world”;StdError = “hello.out”;StdOutput = “hello.err”;OutputSandbox = {“hello.out”, “hello.err”};

ACGrid School 5-9/11 2007

Enabling Grids for E-sciencE

Get the proxy

[reichma@clrlcgui01 reichma]$ voms-proxy-init --voms auvergrid:/Role=lcgadmin

Your identity: /O=GRID-FR/C=FR/O=CNRS/OU=LPC/CN=Matthieu Reichstadt

Enter GRID pass phrase:Creating temporary proxy .................................................... DoneContacting cclcgvomsli01.in2p3.fr:15002

[/O=GRID-FR/C=FR/O=CNRS/OU=CC-LYON/CN=cclcgvomsli01.in2p3.fr] "auvergrid" DoneCreating proxy ................................................ DoneYour proxy is valid until Sun Nov 4 19:58:21 2007

ACGrid School 5-9/11 2007

Enabling Grids for E-sciencE

Job submission

[reichma@clrlcgui01 test]$ edg-job-submit --vo auvergrid helloworld.jdlSelected Virtual Organisation name (from --vo option): auvergridConnecting to host lapp-rb01.in2p3.fr, port 7772Logging to host lapp-rb01.in2p3.fr, port 9002

**************************************************************************************

JOB SUBMIT OUTCOME The job has been successfully submitted to the Network Server. Use edg-job-status command to check job current status. Your job

identifier (edg_jobId) is:

- https://lapp-rb01.in2p3.fr:9000/zGuUkhru2xQzZZzPAbB2H

**************************************************************************************

JobId

ACGrid School 5-9/11 2007

Enabling Grids for E-sciencE

Get the Job status

[reichma@clrlcgui01 test]$ edg-job-status https://lapp-rb01.in2p3.fr:9000/zGuUkhru2xQzZZzPAbB2H

*************************************************************

BOOKKEEPING INFORMATION:

Status info for the Job : https://lapprb01.in2p3.fr:9000/zGuUkhru2xQzZZzPAbB2H

Current Status: Done (Success)

Exit code: 0

Status Reason: Job terminated successfully

Destination: iut15auvergridce01.univ-bpclermont.fr:2119/jobmanager-lcgpbs-auvergrid

reached on: Sun Nov 4 07:08:33 2007

*************************************************************

ACGrid School 5-9/11 2007

Enabling Grids for E-sciencE

Get the job output

[reichma@clrlcgui01 test]$ edg-job-get-output https://lapp-rb01.in2p3.fr:9000/zGuUkhru2xQzZZzPAbB2H

Retrieving files from host: lapp-rb01.in2p3.fr ( for https://lapp-rb01.in2p3.fr:9000/zGuUkhru2xQzZZzPAbB2H )

********************************************************************************* JOB GET OUTPUT OUTCOME

Output sandbox files for the job: - https://lapp-rb01.in2p3.fr:9000/zGuUkhru2xQzZZzPAbB2H have been successfully retrieved and stored in the directory: /tmp/jobOutput/reichma_zGuUkhru2xQzZZzPAbB2Hw

*********************************************************************************

[reichma@clrlcgui01 test]$ cat /tmp/jobOutput/reichma_zGuUkhru2xQzZZzPAbB2Hw/hello.out

Hello World

ACGrid School 5-9/11 2007

Enabling Grids for E-sciencE

• edg-job-submit [–r <res_id>] [-c <config file>] [-o <output file>] [--vo <VO name>] <jdl_file>

– -r : the job is directly submitted to the CE identified by <res_id>

– -c : uses the configuration file <config file> in order to overload the default values of the UI

– -o : returns the jobID in <output file>

– --vo : the virtual organization on which the job is submitted

ACGrid School 5-9/11 2007

Enabling Grids for E-sciencE

• edg-job-list-match <jdl_file> Lists the resources corresponding to the job description Allows he user to know the result of the scheduling without

submitting the job.

• edg-job-cancel [–i <file_job_id] [<job_id>] Cancels the job.

• edg-job-status [–i <file_job_id] [<job_id>] Gets the job status.

• edg-job-get-output [--dir <output_dir>] [–i <file_job_id] [<job_id>]

Gets the content of the OutputSandbox

• edg-job-get-logging-info [–i <file_job_id] [<job_id>] Displays the informations on the status taken by the job during

his life cycle.

ACGrid School 5-9/11 2007

Enabling Grids for E-sciencE

Thank you