How to change the collection interval of SAR data less than 1 minute

Solution Verified - Updated -

Issue

  • Sarcomes with default 10 mins data collection interval, and can be changed it to 1 minute to edit /etc/cron.d/sysstat as follows. How do we change it to less than 1 minute?

    */1 * * * * root /usr/lib64/sa/sa1 1 1
    

Environment

  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 5

For RHEL8, RHEL9 see '6981523-How to change the collection interval of the SAR data in RHEL8 and RHEL 9 to 1 second?'.

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