Robert Stober

Recent Posts

How to manage Slurm jobs using the Bright Cluster Management Shell (CMSH)

By Robert Stober | March 20, 2013

This article show how you can easily manage Slurm jobs using the Bright Cluster Management Shell (CMSH). In job mode, the CMSH allows you to perform the same job management operations as the CMGUI through a convenient shell interface. For an example of managing jobs using the Bright CMGUI, check out my previous article on this topic.

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How to manage SGE (and other workload manager) jobs using the Bright CMGUI

By Robert Stober | March 11, 2013

The Bright Cluster Manager CMGUI makes tasks intuitively easy. This article shows how you can view and control workload manager jobs using the Bright CMGUI. I am using an OGS (SGE) job to provide examples, but Bright works the same way with all Bright's supported workload managers: PBS Professional, Slurm, Univa Grid Engine, LSF, openlava, TORQUE/Moab, TORQUE/Maui.

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Slurm 101: Basic Slurm Usage for Linux Clusters

By Robert Stober | March 07, 2013

This article describes basic Slurm usage for Linux clusters. Brief "how-to" topics include, in this order:

  • A simple Slurm job script
  • Submit the job
  • List jobs
  • Get job details
  • Suspend a job (root only)
  • Resume a job (root only)
  • Kill a job
  • Hold a job
  • Release a job
  • List partitions
  • Submit a job that's dependant on a prerequisite job being completed
Are you a cluster admin? Download our eBook on using Slurm »
OK. Let's get started.
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How to Submit a Simple Slurm GPU job to your Linux cluster

By Robert Stober | February 18, 2013

This article shows you how to submit a simple Slurm GPU job to your local cluster using Bright Cluster Manager. Dead easy.

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How to perform a Bright Add-On installation for your Linux Cluster

By Robert Stober | February 11, 2013

Bright Cluster Manager makes it easy to perform an Add-On installation. This article shows you how.

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How to install and configure VNC Server on a Bright Cluster Manager head node

By Robert Stober | January 16, 2013

Bright Cluster Manager does not include the VNC Server package by default but you can easily add it. This article shows how to do it in a few quick and easy steps.

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How to edit the head node disk layout outside of the Bright installer

By Robert Stober | December 17, 2012

The Bright Cluster Manager installer allows you to customize the disk partition layout on the head node as well as the compute nodes. While the layout of compute nodes can be changed after installation, the head node partitioning layout cannot. So it's important to think about how you want to partition the disks on the head node before installation. The Bright installer provides a built-in editor you can use to customize the disk layout. But you can also do this outside of the Bright installer. This article describes how to edit the master disk layout outside of the Bright installer.

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How to save the running state of a node to a new software image

By Robert Stober | December 10, 2012

Okay, you've logged into a node, installed packages and have gotten it to just the perfect state. Now you want to save the running state of this node back a new Bright Cluster Manager software image. Good plan: it will save you a lot of time moving forward. This article shows how to do that using the Bright Cluster Management Shell (CMSH). Of course this can also be done using the CMGUI, but that's a different "how-to" article.

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How to run the Intel MPI Benchmark (IMB) on a Bright cluster

By Robert Stober | November 29, 2012

This article shows how to run the Intel MPI Benchmark (IMB) on a Bright cluster. In this example we will run the benchmark over low latency 10GbE interfaces.

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How submit an interactive job using Slurm

By Robert Stober | November 20, 2012

Here is an easy way to submit an interactive job to Slurm, using srun. You can even submit a job to a cloud node this way.

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