tutorials_scheduler

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revision Previous revision
Next revision		 Previous revision
tutorials_scheduler [2025/05/27 19:27] – [Non-interactive Jobs] docuadmintutorials_scheduler [2025/05/27 19:32] (current) – [Non-interactive Jobs] docuadmin
Line 49: Line 49:
   ...   ...
  
-Following the ''#SBATCH'' directives will be the commands or scripts that make up the compute job you want to execute. To distribute the tasks across the allocated processors, the batch script should contain an 'srun' command or similar command (''mpirun'', ''mpiexec'', etc) to assign tasks to allocated processors. Without such a command the commands issued in the batch script will just be steps in a single task assigned to a single processor. The output of the following batch script (a file named printhostname.sub) will illustrate this:+Following the ''#SBATCH'' directives will be the commands or scripts that make up the compute job you want to execute. To distribute the tasks across the allocated processors, the batch script should contain an 'srun' command or similar command (''mpirun'', ''mpiexec'', etc) to assign tasks to allocated processors. Without such a command the commands issued in the batch script will just be steps in a single task assigned to a single processor. The output of the following batch script will illustrate this: 
 + 
 +File ''printhostname.sub'':
  
   #!/bin/bash   #!/bin/bash
          
-  #SBATCH -N2+  #SBATCH -N 2
   #SBATCH -n 10   #SBATCH -n 10
          
Line 59: Line 61:
   echo "The following 'hostname' commands come from 'srun':"   echo "The following 'hostname' commands come from 'srun':"
   srun hostname | sort   srun hostname | sort
 +
 +Submit a batch job by supplying the batch script as the first argument of the 'sbatch' command:
 +
 +  sbatch printhostname.sub
  
 Output: Output:
Line 75: Line 81:
   node2   node2
  
-Submit a batch job by supplying the batch script as the first argument of the 'sbatch' command: 
  
-  sbatch printhostname.sub