How to use slurm request only one core instead of a node or socket?












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I wrote PERL scripts to analyze my simulating data. This is not a concurrent program. In the cluster, there are eight nodes. Each of node has 2 sockets which possesses 10 cores. I want to submit my job using SLURM and ONLY request one core to perform the analysis. So, I can submit more (20) jobs on one node. However, I am unable to realize this goal. Below is my scripts.



#!/bin/sh
#SBATCH -n 1
#SBATCH --mem-per-cpu=10gb
#SBATCH --ntasks=1
#SBATCH --cpus-per-task=1
#SBATCH -t 45-00:00:00
#SBATCH -J 9430%j
#SBATCH -o 9430.out
#SBATCH -e 9430.err

/cm/shared/scripts/wcnqn.auto.pl


where wcnqn.auto.pl is my program. 9430 is atomID which is used as file name.



System info:



Centos 7
Cluster management: Bright Cluster Manager
# of nodes: 8
# of sockets per node: 2
# of cores per socket:10
RAM per node: 125GB


Any help and further comments would be highly appreciated.










share|improve this question





























    0















    I wrote PERL scripts to analyze my simulating data. This is not a concurrent program. In the cluster, there are eight nodes. Each of node has 2 sockets which possesses 10 cores. I want to submit my job using SLURM and ONLY request one core to perform the analysis. So, I can submit more (20) jobs on one node. However, I am unable to realize this goal. Below is my scripts.



    #!/bin/sh
    #SBATCH -n 1
    #SBATCH --mem-per-cpu=10gb
    #SBATCH --ntasks=1
    #SBATCH --cpus-per-task=1
    #SBATCH -t 45-00:00:00
    #SBATCH -J 9430%j
    #SBATCH -o 9430.out
    #SBATCH -e 9430.err

    /cm/shared/scripts/wcnqn.auto.pl


    where wcnqn.auto.pl is my program. 9430 is atomID which is used as file name.



    System info:



    Centos 7
    Cluster management: Bright Cluster Manager
    # of nodes: 8
    # of sockets per node: 2
    # of cores per socket:10
    RAM per node: 125GB


    Any help and further comments would be highly appreciated.










    share|improve this question



























      0












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      0








      I wrote PERL scripts to analyze my simulating data. This is not a concurrent program. In the cluster, there are eight nodes. Each of node has 2 sockets which possesses 10 cores. I want to submit my job using SLURM and ONLY request one core to perform the analysis. So, I can submit more (20) jobs on one node. However, I am unable to realize this goal. Below is my scripts.



      #!/bin/sh
      #SBATCH -n 1
      #SBATCH --mem-per-cpu=10gb
      #SBATCH --ntasks=1
      #SBATCH --cpus-per-task=1
      #SBATCH -t 45-00:00:00
      #SBATCH -J 9430%j
      #SBATCH -o 9430.out
      #SBATCH -e 9430.err

      /cm/shared/scripts/wcnqn.auto.pl


      where wcnqn.auto.pl is my program. 9430 is atomID which is used as file name.



      System info:



      Centos 7
      Cluster management: Bright Cluster Manager
      # of nodes: 8
      # of sockets per node: 2
      # of cores per socket:10
      RAM per node: 125GB


      Any help and further comments would be highly appreciated.










      share|improve this question
















      I wrote PERL scripts to analyze my simulating data. This is not a concurrent program. In the cluster, there are eight nodes. Each of node has 2 sockets which possesses 10 cores. I want to submit my job using SLURM and ONLY request one core to perform the analysis. So, I can submit more (20) jobs on one node. However, I am unable to realize this goal. Below is my scripts.



      #!/bin/sh
      #SBATCH -n 1
      #SBATCH --mem-per-cpu=10gb
      #SBATCH --ntasks=1
      #SBATCH --cpus-per-task=1
      #SBATCH -t 45-00:00:00
      #SBATCH -J 9430%j
      #SBATCH -o 9430.out
      #SBATCH -e 9430.err

      /cm/shared/scripts/wcnqn.auto.pl


      where wcnqn.auto.pl is my program. 9430 is atomID which is used as file name.



      System info:



      Centos 7
      Cluster management: Bright Cluster Manager
      # of nodes: 8
      # of sockets per node: 2
      # of cores per socket:10
      RAM per node: 125GB


      Any help and further comments would be highly appreciated.







      linux cpu slurm






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      share|improve this question








      edited Feb 12 at 4:18







      Leon

















      asked Feb 12 at 3:17









      LeonLeon

      13




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