Adrian Cockcroft explains how to locate and unclog system bottlenecks and identify process information sources. This article describes how the prstat utility can be used to provide views of a system's activity and resource consumption. Als...More
Adrian Cockcroft explains how to locate and unclog system bottlenecks and identify process information sources. This article describes how the prstat utility can be used to provide views of a system's activity and resource consumption. Also covered: identifying activity and resource consumption of individual processes and threads; the advantages of prstat over top; and examples of commonly encountered performance problems, with solutions that utilize prstat.
This article covers how to approach performance concerns and address some common performance bottlenecks, introducing a number of concepts such as Intimate Shared Memory (ISM) and priority paging, which are intertwined with performance. The...
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