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tutorial:torque [2016/10/18 15:13] sertalpbilal Minor fixes |
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TORQUE provides control over batch jobs and distributed computing resources. It is an advanced open-source product based on the original PBS project and incorporates the best of both community and professional development. It incorporates significant advances in the areas of scalability, | TORQUE provides control over batch jobs and distributed computing resources. It is an advanced open-source product based on the original PBS project and incorporates the best of both community and professional development. It incorporates significant advances in the areas of scalability, | ||
+ | |||
+ | |||
+ | |||
+ | ===== Prerequisite ===== | ||
+ | In order to extract your output and error results in Torque, you need to have password-less connection between nodes. If you have not set it once, execute the following commands. These commands create a public and private key so that when a node want to transfer a file to your home folder, it does not require the password. | ||
+ | After connecting to polyps enter: | ||
+ | |||
+ | <code bash> | ||
+ | ssh-keygen -N "" | ||
+ | </ | ||
+ | |||
+ | Then just press ENTER for any question. After that type the following commands: | ||
+ | |||
+ | <code bash> | ||
+ | touch ~/ | ||
+ | chmod 600 ~/ | ||
+ | cat ~/ | ||
+ | </ | ||
+ | Now, you will get the error log and output log files for your jobs. | ||
+ | |||
+ | |||
+ | |||
===== Hardware ===== | ===== Hardware ===== | ||
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===== Submitting Jobs ===== | ===== Submitting Jobs ===== | ||
- | |||
- | Check [[# | ||
Jobs can be submitted either using a submission file or directly from command line. First we explain how it is done and then we will discuss the options. | Jobs can be submitted either using a submission file or directly from command line. First we explain how it is done and then we will discuss the options. | ||
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Queue Memory CPU Time Walltime Node Run Que Lm State | Queue Memory CPU Time Walltime Node Run Que Lm State | ||
---------------- ------ -------- -------- ---- --- --- -- ----- | ---------------- ------ -------- -------- ---- --- --- -- ----- | ||
+ | gpu -- -- | ||
medium | medium | ||
short -- -- | short -- -- | ||
long | long | ||
batch -- -- | batch -- -- | ||
- | verylong | + | verylong |
- | | + | AMPL -- -- |
- | 0 | + | MOSEK |
</ | </ | ||
+ | |||
+ | If you want to use AMPL or MOSEK, you have to use queue: AMPL or MOSEK, because we have limited licenses for them. | ||
+ | |||
+ | |||
You can see limits using this command '' | You can see limits using this command '' | ||
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c2 | c2 | ||
</ | </ | ||
- | |||
- | ===== Advanced ===== | ||
- | |||
- | |||
- | The qsub command will pass certain environment variables in the Variable_List attribute of the job. These variables will be available to the job. The value for the following variables will be taken from the environment of the qsub command: | ||
- | * **HOME** (the path to your home directory) | ||
- | * **LANG** (which language you are using) | ||
- | * **LOGNAME** (the name that you logged in with) | ||
- | * **PATH** (standard path to excecutables) | ||
- | * **MAIL** (location of the users mail file) | ||
- | * **SHELL** (command shell, i.e bash, | ||
- | * **TZ** (time zone) | ||
- | These values will be assigned to a new name which is the current name prefixed with the string " | ||
- | * **PBS_O_HOST** (the name of the host upon which the qsub command is running) | ||
- | * **PBS_SERVER** (the hostname of the pbs_server which qsub submits the job to) | ||
- | * **PBS_O_QUEUE** (the name of the original queue to which the job was submitted) | ||
- | * **PBS_O_WORKDIR** (the absolute path of the current working directory of the qsub command) | ||
- | * **PBS_ARRAYID** (each member of a job array is assigned a unique identifier) | ||
- | * **PBS_ENVIRONMENT** (set to PBS_BATCH to indicate the job is a batch job, or to PBS_INTERACTIVE to indicate the job is a PBS interactive job) | ||
- | * **PBS_JOBID** (the job identifier assigned to the job by the batch system) | ||
- | * **PBS_JOBNAME** (the job name supplied by the user) | ||
- | * **PBS_NODEFILE** (the name of the file contain the list of nodes assigned to the job) | ||
- | * **PBS_QUEUE** (the name of the queue from which the job was executed from) | ||
- | * **PBS_WALLTIME** (the walltime requested by the user or default walltime allotted by the scheduler) | ||
===== Mass Operations ===== | ===== Mass Operations ===== | ||
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</ | </ | ||
to cancel all of your running jobs. | to cancel all of your running jobs. | ||
- | |||
- | ===== Prerequisite ===== | ||
- | In order to extract your output and error results in Torque, you need to have password-less connection between nodes. If you have not set it once, execute the following commands. These commands create a public and private key so that when a node want to transfer a file to your home folder, it does not require the password. | ||
- | After connecting to polyps enter: | ||
<code bash> | <code bash> | ||
- | ssh-keygen -N "" | + | qselect |
</ | </ | ||
+ | will cancel all jobs (both running jobs and queue). | ||
- | Then just press ENTER for any question. After that type the following commands: | ||
- | <code bash> | + | ===== Advanced ===== |
- | touch ~/ | + | |
- | chmod 600 ~/ | + | |
- | cat ~/.ssh/id_rsa.pub >> ~/.ssh/ | + | The qsub command will pass certain environment variables in the Variable_List attribute of the job. These variables will be available to the job. The value for the following variables will be taken from the environment of the qsub command: |
- | </ | + | * **HOME** (the path to your home directory) |
- | Now, you will get the error log and output log files for your jobs. | + | * **LANG** (which language you are using) |
+ | * **LOGNAME** (the name that you logged in with) | ||
+ | * **PATH** (standard path to excecutables) | ||
+ | * **MAIL** (location of the users mail file) | ||
+ | * **SHELL** (command shell, i.e bash, | ||
+ | * **TZ** (time zone) | ||
+ | These values will be assigned to a new name which is the current name prefixed with the string " | ||
+ | * **PBS_O_HOST** (the name of the host upon which the qsub command is running) | ||
+ | * **PBS_SERVER** (the hostname of the pbs_server which qsub submits the job to) | ||
+ | * **PBS_O_QUEUE** (the name of the original queue to which the job was submitted) | ||
+ | * **PBS_O_WORKDIR** (the absolute path of the current working directory of the qsub command) | ||
+ | * **PBS_ARRAYID** (each member of a job array is assigned a unique identifier) | ||
+ | * **PBS_ENVIRONMENT** (set to PBS_BATCH to indicate the job is a batch job, or to PBS_INTERACTIVE to indicate the job is a PBS interactive job) | ||
+ | * **PBS_JOBID** (the job identifier assigned to the job by the batch system) | ||
+ | * **PBS_JOBNAME** (the job name supplied by the user) | ||
+ | * **PBS_NODEFILE** (the name of the file contain the list of nodes assigned to the job) | ||
+ | * **PBS_QUEUE** (the name of the queue from which the job was executed from) | ||
+ | * **PBS_WALLTIME** (the walltime requested by the user or default walltime allotted by the scheduler) | ||