Analyzing disk performance by using system tools

You can use system tools to monitor I/O for disk storage to help you identify disk bottlenecks. For example, use tools such as nmon for AIX® and Linux® operating systems, and the Performance Monitor for Windows systems.

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Other tools can be used but are not documented here. For example, for operating systems such as AIX and Linux, you can use the sar command to collect information about system activity.