General utilities related with operating system monitoring | Top

15.2.1 nmon

The nmon tool is designed for AIX and Linux performance specialists to use for monitoring and analyzing performance data, including:

• CPU utilization
• Memory use
• Kernel statistics and run queue information
• Disks I/O rates, transfers, and read/write ratios
• Free space on file systems
• Disk adapters
• Network I/O rates, transfers, and read/write ratios
• Paging space and paging rates
• CPU and AIX specification
• Top processors
• IBM HTTP Web cache
• User-defined disk groups
• Machine details and resources
• Asynchronous I/O-AIX only
• Workload Manager (WLM)-AIX only
• Network File System (NFS)
• Dynamic LPAR (DLPAR) changes-only pSeries p5 and OpenPowerŽ for either AIX or Linux

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