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PALMA (Paralleles Linux-System für Münsteraner Anwender) is a cluster consisting of 3528 CPU cores. They are distributed as follows:

  • 36 nodes with 2 quadcore Intel Nehalem processors each, totally 8 cores per node
  • 254 nodes with 2 hexacore Intel Westmere processors, totally 12 cores per node
  • 4 SMP (shared memory) nodes with 32 cores each
  • 2 SMP (shared memory) nodes with 40 cores each

The configuration in detail:

Compute Nodes:

  • 2,6 GHz, 4 respectively 6 cores
  • 2 GB (Westmere) respectively 3 (Nehalem) respectively 4 GB (Westmere) main memory per core


  • 32 cores with 2 GHz
  • 256 GB RAM

  • Intel Xeon E4850, 2 GHz, 4x10 Cores
  • 512 GB RAM

  • Intel Xeon E4850, 2 GHz, 4x10 Cores
  • 256 GB RAM


  • 3 TB /home partition
  • 180 TB /scratch partition

QDR Infiniband is serving as a fast interconnect.

Detailed list of all nodes with amount of memory

Access to the system

You have to fulfill two requirements to submit jobs on Palma:

  • You have to be a member of the group u0clustr (ZIV.MeinZIV)
  • You have to be a member of one of the 29 projects that may compute on Palma
In this case, the user can be registered in myJAM. Here you also find an overview of the queues.

Another tool for a graphical view of the queues is pbstop-

The node for a worldwise ssh-Login is called palma.uni-muenster.de. If you wand to have a graphical login, you can use the login via vnc

You can also access your home-directory from other Linux-computers via sshfs

If you have any questions regarding Palma, write an email to hpc@uni-muenster.de

Computations on PALMA

Available Software

The Webinterface myJAM

Remote Visualization / GPGPU

Tips and Tricks for Palma

-- HolgerAngenent - 2010-08-16

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Topic revision: r13 - 2015-07-28 - RainerPerske
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