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One goal of HPC administration is effective monitoring of clusters. In this article, we talk about writing code that measures processor and memory metrics on each node. ... In an earlier article I discussed how to determine what metrics you might want to watch as part of cluster monitoring, as well as the frequency at which you might want to monitor them. This process ... HPC, memory, processor, monitoring, metrics, processor, memory ... One goal of HPC administration is effective monitoring of clusters. In this article, we talk about writing code that measures processor and memory metrics on each node. ... Monitoring HPC Systems: Processor and Memory Metrics

The Warewulf stateless cluster tool is scalable and highly configurable and eases installation, management, and monitoring of HPC clusters. ... A plethora of cluster tools are out there to help people get started provisioning, managing, and monitoring HPC clusters. One of the best approaches is to use stateless compute nodes, commonly ... The Warewulf stateless cluster tool is scalable and highly configurable, and it eases the installation, management, and monitoring of HPC clusters.

Modern drives use S.M.A.R.T. (self-monitoring, analysis, and reporting technology) to gather information and run self-tests. Smartmontools is a Linux tool for interacting with the S ... S.M.A.R.T. (self-monitoring, analysis, and reporting technology) is a monitoring system for storage devices that provides some information about the status of the drive as well as the ability to run ... Modern drives use S.M.A.R.T. (self-monitoring, analysis, and reporting technology) to gather information and run self-tests. Smartmontools is a Linux tool for interacting with the S ... S.M.A.R.T., Smartmontools, and Drive Monitoring

Most storage devices have SMART capability, but can it help you predict failure? We look at ways to take advantage of this built-in monitoring technology with the smartctl utility from the Linux ... S.M.A.R.T. (Self-Monitoring, Analysis, and Reporting Technology) is a monitoring system for storage devices that provides information about the status of a device and allows for the running of self ... Most storage devices have SMART capability, but can it help you predict failure? We look at ways to take advantage of this built-in monitoring technology with the smartctl utility from the Linux

local or remote, in your browser using websocketd. Although I won't go into it in depth, Web-vmstat does a pretty good job monitoring problem servers. For example, if a node has been exhibiting strange

with my /home/layton directory on my local system (host = desktop ). I also access an HPC system that has its own /home/jlayton directory (the login node is login1 ). On the HPC system I only keep some

Listing 6: Torque Job Script [laytonjb@test1 TEST]$ more pbs-test_001 1  #!/bin/bash 2  ### 3  ### Sample script for running MPI example for computing PI (Fortran 90 code) 4  ### 5  ### Jeff Layton

lib/atlas/3.8.4 modulefile #%Module1.0##################################################################### ## ## modules lib/atlas/3.8.4 ## ## modulefiles/lib/atlas/3.8.4  Written by Jeff Layton

 by Jeff Layton ## proc ModulesHelp { } {    global version modroot    puts stderr “”    puts stderr “The compilers/gcc/4.4.6 module enables the GNU family of”    puts stderr “compilers that came by default

and monitoring NFS filesystems is showmount , which allows you to list the client name or IP address of the client and the mounted directory in host:dir format. The command showmount -e [host] tells you what