top columns VCSW and IVCSW

Bill Moran wmoran at
Fri Sep 21 22:26:42 PDT 2007

Andreas Pettersson <andpet at> wrote:
> I couldn't find it in the man page and Google turned up with nothing of
> value so I ask here.
> What does the top (in IO mode) columns VCSW and IVCSW mean?

Voluntary Context Switches/second
Involuntary Context Switches/second

Bill Moran

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