12.2. Overview of system performance
The AIX Base Operating System contains a number of monitoring and tuning tools that have historically been part of UNIX systems or are required to manage the implementation-specific features of AIX. The BOS functions and commands that are most important to performance analysts are:
| iostat | Reports CPU and I/O statistics. |
| vmstat | Reports virtual-memory activity and other system statistics. |
| netstat | Displays the contents of network-related data structures. |
| ps | Displays the status of processes. |
| lsattr | Displays the attributes of devices. |
| lslv | Displays information about a logical volume or the logical volume allocations of a physical volume. |
| nfsstat | Displays statistics about Network File System (NFS) and Remote Procedure Call ... |
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