Optimizing AIX 5L performance, Monitoring your CPU, Part 2

CPU monitoring with lparstat, vmstat, sar, procmon, and nmon

From the developerWorks archives

Ken Milberg

Date archived: December 19, 2016 | First published: April 24, 2007

Identify which AIX® tools to use to monitor your Central Processing Unit (CPU) for a given situation and find out why some tools might be better than others. Part 1 of this series discussed the tuning methodology and the importance of having procedures for CPU performance tuning. It also briefly introduced some performance tools to use as a part of your tuning repertories, gave an overview of the POWER CPU, and discussed how the architectural improvements of the evolution of the POWER Chip have contributed to the hardware improvements of the System p™ product line.

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