Job Description Language Reference

In this section all the attributes that can be used in the DIRAC JDL job descriptions are presented.

The basic JDL parameters

These are the parameters giving the basic job description

Attribute Name

Description

Example

Executable

Name of the executable file

Executable = "/bin/ls";

Arguments

String of arguments for the job executable

Arguments = "-ltr";

StdError

Name of the file to get the standard error stream of the user application

StdError = "std.err";

StdOutput

Name of the file to get the standard output stream of the user application

StdOutput = "std.out";

InputSandbox

A list of input sandbox files

InputSandbox = {"jobScript.sh"};

OutputSandbox

A list of output sandbox files

OutputSandbox = {"std.err","std.out"};

Job Requirements

These parameters are interpreted as job requirements

Attribute Name

Description

Example

CPUTime

Max CPU time required by the job in HEPSPEC06 seconds

CPUTime = 18000;

Site

Job destination site

Site = {"EGI.CPPM.fr"};

BannedSites

Sites where the job must not go

BannedSites = {"EGI.LAPP.fr"};

GridCE

Job destination CE

GridCE = {"some.ce.lapp.fr"};

Platform

Target Operating System

Platform = "Linux_x86_64_glibc-2.17";

Data

Describing job data

Attribute Name

Description

Example

InputData

Job input data files

InputData = {"/dirac/user/a/atsareg/data1", "/dirac/user/a/atsareg/data1"};

InputDataPolicy

Job input data policy

InputDataPolicy = "Download";

OutputData

Job output data files

OutputData = {"output1","output2"};

OutputPath

The output data path in the File Catalog

OutputPath = {"/myjobs/output"};

OutputSE

The output data Storage Element

OutputSE = {"DIRAC-USER"};

Parametric Jobs

Bulk submission parameters

Attribute Name

Description

Example

Parameters

Number of parameters or a list of values

Parameters = 10;

ParameterStart

Value of the first parameter

ParameterStart = 0.;

ParameterStep

Parameter increment

ParameterStep = 0.1; (default 0.)

ParameterFactor

Parameter multiplier

ParameterFactor = 1.1; (default 1.)