zpool-iostat.8: clarify first report shows per-second averages

The first report printed by zpool iostat shows average per-second
values since boot, not cumulative totals. Clarify this in the man
page to avoid user confusion.

Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Christos Longros <chris.longros@gmail.com>
Closes #18337
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Christos Longros 2026-03-18 18:48:04 +01:00 committed by GitHub
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@ -67,8 +67,8 @@ If
is specified, the command exits after
.Ar count
reports are printed.
The first report printed is always the statistics since boot regardless of
whether
The first report printed is always the average per-second
statistics since boot regardless of whether
.Ar interval
and
.Ar count