sar
Gathering system activity data from vmstat and iostat can be a timeconsuming job. You need to automate the gathering of system activity data, and the tool to use is sar. sar refers to the system activity reporter and is used to gather performance data from all the major components of the system. sar comes standard on most UNIX systems, including Solaris. sar can be enabled by uncommenting the appropriate lines in the system crontab and is described later in this section.
sar is part of the system activity reporter package that is included in the Solaris 9 operating environment. This package consists of three commands that are involved in automatic system activity data collection: sadc, sa1,and sa2.
sadc, a utility that also is part ...
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