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Jeff Layton ... Once you have a cluster operating, typically the next thing you want to do is monitor that 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

Jeff Layton ... enough? How do I manage my storage? How do I monitor my storage? Do I need a backup or just a copy of the data? How can I monitor the state of my storage? Do I need quotas, and how do I enforce them? How

Jeff Layton ... ], but if you don't want to read an architecture document, here is a quick overview: LIM: The openlava Load Information Manager monitors the machine's load and sends the information to the LIM on the cluster

systems integrate into an Enterprise world. I worked the focus of this theme down to, “How do you monitor and control HPC systems with Enterprise tools?” Again, I thought this would be a good topic, so I ... Monitoring tools can help you better understand your applications. ... Monitoring Tools for Admins ... Monitoring Tools for Admins

The permanent availability of servers and the services they provide presents a challenge for any administrator. For this reason, network monitoring and the tools used to perform it play an important ... We look at two tools for Windows network monitoring – PRTG Network Monitor and NetCrunch – that allow you to monitor servers at work or on the road. ... Windows Monitoring ... Network monitoring for Windows

SQL or psql for PostgreSQL. Alternatively, you can use ODBC to access the database in your scripted monitoring, such as the isql tool provided by the Unix ODBC project. For ease of access, you might need ... Administrators often write custom monitoring programs to make sure their daemons are providing the intended functionality. But simple shell tools are just as well suited to this task, and not just ... Daemon Monitoring ... Monitoring daemons with shell tools

Monitoring your servers requires both vigilance and a lot of time. You have to check dashboards, read reports, and drill down to see what's wrong with a system. These delays can mean the difference ... Monitoring your internal server environment just became easier with MMSOFT Design's Mobile PC Monitor software. ... Mobile Monitoring ... Mobile PC Monitor: A sys admin's best friend

The thing about any kind of tabular software comparison in the field of monitoring and elsewhere is that all of the more-or-less mature solutions support the most important features. It ... Monitoring is similar to backup: It is not a question of whether or not to monitor, but how. The solution to this problem is to have a good strategy with the right priorities and the right tools. ... Monitoring Comparison ... Monitoring for small and medium-sized companies compared

]. Very Little Monitoring Many system administrators still don't monitor the hosts and virtual guests in their clusters. Heartbeat and Pacemaker have built-in alert functions, and many admins are happy ... Monitoring with Opsview ... Monitoring KVM instances with Opsview

Back in 2001, Alexei Vladishev started working on a monitoring tool called Zabbix. Today, he is the owner and product manager of Zabbix SIA in Riga, Latvia, and Zabbix is a comprehensive tool ... Nagios might be the best known free monitoring tool, but Zabbix has steadily gained ground over the years and is now set to challenge the market leader. In this article, we look at basic Zabbix ... Monitoring with Zabbix