![]() ![]() Install sar on CentOS, Fedora and RHEL, Rocky Linux, Alma Linux $ sudo yum install sysstat If sar is not already installed in the system, you can use the following command to install it. It generates the report in the output, which can also be saved in the file. sar command displays the average statistics for the time since the system was started. ![]() ![]() sar collects, reports, or saves system activity information like CPU utilization, memory usage, I/O devices usage in the Linux system. Sar is the short form for System Activity Report. sar command to display power management statistics Report statistics for a given interrupt with sar command Display report about kernel tables using sar command sar command to report task creation and system switching activity Extract reports from file with sar command Display queue length and load averages using sar command sar command to display block devices statistics Display all network statistics using sar command sar command to display network statistics sar command to display filesystems statistics sar command to display memory swapping statistics sar command to display M reports for every N seconds sar command to view swap space utilization statistics sar command to display statistics for the specified processor Display I/O and transfer rate statistics using sar command sar command to display memory utilization statistics sar command to report CPU utilization for each N seconds Display CPU utilization statistics with sar command How to enable sar for collecting system activity. ![]()
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