Why the `sar(1)` tool reports `%vmeff` values beyond 100 % in RHEL 8 and RHEL 9?

Solution In Progress - Updated -

Issue

  • The sar -B command shipped with RHEL 8 and RHEL 9 is reporting the %vmeff values beyond 100 %.

Environment

  • Red Hat Enterprise Linux 9
  • Red Hat Enterprise Linux 8
  • Sysstat

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