Sysstat The sysstat package contains the sar, sadf, iostat and mpstat commands for Linux.
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SAR sar command sadf command mpstat command Sysstat sadf

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The sysstat package contains the sar, sadf, iostat and mpstat commands for Linux. The sysstat package contains the sar, sadf, iostat and mpstat commands for Linux. The sar command collects and reports system activity information. The sadf command may be used to display data collected by sar in various formats (XML, database-friendly, etc.).The iostat command reports CPU utilization and I/O statistics for disks. The mpstat command reports global and per-processor statistics. The information collected by sar can be saved in a file in a binary format for future inspection.The statistics reported by sar concern I/O transfer rates, paging activity, process-related activities, interrupts, network activity, memory and swap space utilization, CPU utilization, kernel activities and TTY statistics, among others. Both UP and SMP machines are fully supported. What's New in This Release: · Sysstat should now be able to pretty-print device names whose minor numbers are greater than or equal to 256. · sadc manual page, NLS and FAQ have been updated.

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