Managing the Impact of Interactive Use, Part 2: Interactive Workloads via Bright

By Ian Lumb | October 16, 2013

Because the impact of unmanaged interactive sessions can be significant,[1] the concept of login nodes in Bright Cluster Manager was introduced in Part 1 of this series.[2] Although login nodes address many considerations relating to interactive use, they are designed to do so in a limited way. For example, in Part 1, the following consideration was outlined (emphasis added here):

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Managing the Impact of Interactive Use, Part 1: Introducing Login Nodes via Bright

By Ian Lumb | September 25, 2013

Whether it’s force of habit, or from actual need, users of HPC environments crave interactivity. Because the impact of unmanaged interactive sessions can be significant, there exists the potential for concern. Is it possible to meet users’ need for interactivity while managing the potential for impact? In this first part of a two-part series on managing interactive impact, attention focuses on the introduction of login nodes to a cluster managed by Bright Cluster Manager. The second part in this series will focus on use of workload managers as a complementary means for managing the interactive impact on the compute nodes of a cluster.

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How to submit an SGE job to the cloud using the Bright CMSUB command

By Robert Stober | March 22, 2013

This article shows how to submit a simple OGS (SGE) job to the cloud using the Bright CMSUB command.

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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 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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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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How to quickly configure a number of Torque job slots per server

By Robert Stober | July 17, 2012
This article is about how to configure a number of Torque job slots per server, but before I begin, I would like to mention the alternatives you have when you use Bright.
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