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, spot-monitoring the compute nodes, and debugging. This list is just the short version; the real list is extensive. Anything you want to do on a single node can be done on a large number of nodes

-based answers are always better than guesses or suppositions. What’s the best way to have data? Be a lumberjack and log everything. Logging Regardless of what you monitor, you need to be a lumberjack and log it

at the LRZ in the application support group and mainly deals with performance monitoring and energy optimization of high-performance computing applications. In this context, she programs system-wide tools

of a wayward user process, and one way to find that process is to use the commands mentioned in this article. For example, you can use the watch command to monitor the load on the system. If the system

The HPC world has some amazing “big” tools that help administrators monitor their systems and keep them running, such as the Ganglia and Nagios cluster monitoring systems. Although

Remora combines profiling and system monitoring to help you get to the root of application problems by revealing its use of resources. ... Monitoring systems and profiling applications have long been a passion of mine.In the case of monitoring, I've taken the point of view that the system administrator should focuson monitoring ... monitoring, remora, profiling, monitoring ... Remora combines profiling and system monitoring to help you get to the root of application problems by revealing its use of resources. ... Resource Monitoring For Remote Applications

the Figure 2. Next, attach a keyboard, a mouse, an external power supply, and a monitor (Figure 3). Notice that the Pi Zeros are powered on in this image (i.e., the lights near the boards are lit

at least two types of services: a demon that handles the object storage device (OSD) and the monitor servers (MONs). The OSD ensures that the individual disks can be used in the cluster, and the MONs

to Greg about his background and some of his projects in general and about his latest initiative, Singularity, in particular. (Also see the article on Singularity.)   Jeff Layton: Hi Greg, tell me bit

, thermal throttling, HyperTransport bus, and others. One of the best sources of information about EDAC is the EDAC wiki. Important Considerations for System Administration Monitoring ECC errors