[Bug 253728] FreeBSD 13.0-BETA3: top shows wrong values of VCSW, IVCSW, READ, WRITE and TOTAL

bugzilla-noreply at freebsd.org bugzilla-noreply at freebsd.org
Sat Feb 20 19:47:06 UTC 2021


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=253728

            Bug ID: 253728
           Summary: FreeBSD 13.0-BETA3: top shows wrong values of VCSW,
                    IVCSW, READ, WRITE and TOTAL
           Product: Base System
           Version: 13.0-STABLE
          Hardware: amd64
                OS: Any
            Status: New
          Severity: Affects Only Me
          Priority: ---
         Component: bin
          Assignee: bugs at FreeBSD.org
          Reporter: rashey at superbox.pl

Hi,

top shows wrong values of VCSW, IVCSW, READ, WRITE and TOTAL (and probably
FAULT) if delay between updates is more that 1 second.

The values are cumulated per refresh interval so top and gstat are not
consistent because of that.

# top -m io -s 5
# gstat -I 5s

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