a technician executed a command that collects various os usage statistics, provides report capability, and saves system activity information. which of the following commands produced the following output? answer vmstat iostat sar free



Answer :

SAR is a technician executed a command that collects various os usage statistics, provides report capability, and saves system activity information.

What does SAR command do?

  • The system's statistics information is gathered using the sar command. Although the sar command can be used to acquire some important information about system performance, if the sample frequency is high, it can raise system load and aggravate an already-existing performance issue.
  • The System Activity Reporter command, or sar command, is a component of the Sysstat package. It records a variety of statistical data, including network I/O, CPU load, memory paging, memory use, and much more.
  • System Activity Report, or sar. It can be used to keep an eye on the resources of a Linux system, including CPU, memory, I/O, network, disk, process and thread allocation, battery life, plug-and-play devices, processor performance, file system, and more.

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