78%
12.03.2013
Previously we talked about using iostat to monitor local storage on your server or compute nodes, but what if you use NFS in your compute nodes to run jobs? The nfsiostat tool can help you ...
In my last article, Monitoring Storage Devices with iostat, I wrote about using iostat to monitor the local storage devices in servers or compute nodes. The iostat tool is part of the sysstat family ...
Previously we talked about using iostat to monitor local storage on your server or compute nodes, but what if you use NFS in your compute nodes to run jobs? The nfsiostat tool can help you ... Monitoring NFS Storage with nfsiostat ... Monitoring Client NFS Storage with nfsiostat
80%
16.01.2013
-50-17-57-111.compute-1.amazonaws.com
node001 running i-6810c712 ec2-23-20-255-177.compute-1.amazonaws.com
Total nodes: 2
To connect to the command line of the master node via SSH, use the sshmaster
option
77%
22.10.2012
must ensure that its contents are available redundantly within the whole cluster. Not the least of developers’ problems is dealing with “rack awareness.” If you have a 20-node cluster with RADOS in your
76%
19.10.2012
, which can take anywhere from 5 to 20 minutes (depending on how large you make your cluster), you can then install your application. Application installation works just like a regular local machine
81%
10.10.2012
openlava on a Scientific Linux 6.2 system using the RHEL 6 binaries. If you read the Quickstart guide on the openlava site, you will learn that this binary is installed into /opt/openlava-2.0
76%
10.09.2012
at the tires or adding gas. You are just a passenger letting the system manage you.
A few management and monitoring tools in HPC can gather data on the state of the system, but not many. Moreover, very few
100%
21.08.2012
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
78%
22.05.2012
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.
80%
10.04.2012
centers in some random company are going to be using their couple of email machines maybe 20 percent of the time – so 20 percent utilization – leaving a huge amount of waste. Consolidating that is a huge
82%
28.03.2012
Effectively monitoring your cluster can be one of the keys to understanding how the hardware and software are interacting. In many cases, this means examining the performance of a single node.
...
Once you have a cluster operating, typically the next thing you want to do is monitor the cluster. For example, are all the compute nodes operating correctly? Is the network and storage operating ...
Effectively monitoring your cluster can be one of the keys to understanding how the hardware and software are interacting. In many cases, this means examining the performance of a single node.
... Monitor Your Nodes with collectl ... Monitor Your Nodes with collectl