Robert Stober

Recent Posts

How to configure Grid Engine parallel environments in 4 fast steps

By Robert Stober | November 02, 2012

Bright Cluster Manager makes so many tasks fast and easy to complete. This article shows how to list, show, and modify Grid Engine parallel environments.

Parallel environments are parallel programming and runtime environments that facilitate the execution of shared memory or distributed memory parallel applications.

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How to configure diskless disk setup when using Torque

By Robert Stober | October 23, 2012

Torque behaves strangley when tmpfs is specified as "0" in the disksetup. The setting "0" means "unlimited" - eg, use as much of the memory as is necessary to contain the image. But Torque sees this as a full file system.

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How to create an x509 certificate based on the read-only authorization profile

By Robert Stober | October 15, 2012

Bright Cluster Manager takes away the complexity of managing Linux clusters. One such example is how using Bright's intuitve CMGUI you can easily provide read-only access to the cluster. This article shows how to create an x509 certificate based on the read-only authorization profile in five fast and easy steps.

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How to download and run a CUDA 4.1 demo job using the Bright CMSH

By Robert Stober | October 08, 2012

With Bright Cluster Manager, there are only 5 fast and easy steps to download and run a CUDA 4.1 demo job. In this example I will use the Bright CMSH.

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How to install & verify CUDA 4.1 with the Bright Cluster Manager CMSH

By Robert Stober | October 05, 2012

Bright Cluster Manager makes every HPC management task fast and easy. In this article, I will show you how to install and verify CUDA 4.1 on a Linux cluster running Bright. In this example, the node atom04 has two NVIDIA C2075 GPUs installed.

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How to submit SLURM jobs to cloud nodes using cmsub with Bright

By Robert Stober | September 28, 2012

Stresscpu is a simple CPU intensive test job that you can use to submit test jobs to your cluster. The distribution includes everything needed to run the job including the submission script and the executable. By default, it submits two test jobs to the SLURM partition specified on the command line. This article describes how to use it to submit jobs to run on cloud-based nodes.

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How to NFS-export a directory from head node & mount on a set of nodes

By Robert Stober | September 26, 2012

This article describes how to NFS export a directory from the head node and mount it on a set of nodes using the Bright Cluster Manager CMSH. It only takes 8 easy steps to complete and verify this task.

We'll use /tmp as an example. Here's what we need to do:

1. NFS export /scratch on the head node
2. Mount master:/tmp on the nodes as /mnt/tmp


Let's get started.

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Four Quick Steps to Add PDUs Your HPC Cluster - with Bright

By Robert Stober | September 14, 2012

Bright Cluster Manager makes so many tasks fast and easy, so that you can move on to more important priorities. Let's look at managing Power Distribution Units (PDUs).

Bright Cluster Manager enables you to easily manage all the components of your HPC cluster, including PDUs. Adding a PDU is one of the first things you'll want to do after you complete the initial head node installation. Once added, you'll be able to monitor and manage the PDU through Bright. This article shows how to add a PDU using the Bright CMGUI.

Let's get started.

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How to configure Bright to authenticate against an external NIS server

By Robert Stober | August 20, 2012

Bright Cluster Manager makes so many tasks very easy to perform. This article shows how to configure user authentication against an external NIS server in Bright Cluster Manager. You can accomplish this task in two straightforward steps:

1) Configure the head node
2) Configure the compute nodes

Let's do it.

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How to easily install & configure the Torque/Maui open source scheduler in Bright

By Robert Stober | August 14, 2012

Bright Cluster Manager makes most cluster management tasks very easy to perform, and installing workload managers is one of them. There are many workload managers that are pre-configured, admin-selectable options when you install Bright, including PBS Pro, SLURM, LSF, openlava, Torque, and Grid Engine

The open source scheduler Maui is not pre-configured, but it's really easy to install and configure this software in Bright Cluster Manager. This article shows you how.

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