Both commands are useful in disk and CPU analysis. The previous tips simply detailed the output of the commands in general terms. This tip will provide specific examples of high disk usage analysis. If sar was used in the same analysis on the log disk sd15 in the previous example, the results should show high avque numbers due to the high CPU resource consumption. Thus, the percentage of CPU spent in system mode is reduced and CPU usage doubles.
Database applications can vary widely in the ratio of system resources used.
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