From: Sebastien GODARD Date: Fri, 21 Aug 2020 08:36:47 +0000 (+0200) Subject: sar manual page: Update definition for runq-sz metric X-Git-Tag: v12.5.1~28 X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=cbf36c0c6b2cb9c8ba7f443b0b64f0af094fcd4d;p=sysstat sar manual page: Update definition for runq-sz metric The runq-sz metric was defined as the number of tasks waiting for run time, and calculated as (number of tasks running+waiting for run time) minus 1 (to not count current running process). This was OK on UP machines, but is no longer true on SMP/multi-cores machines. So update the metric's definition: runq-sz is the number of tasks running or waiting for run time (we still don't count current running process). Signed-off-by: Sebastien GODARD --- diff --git a/man/sar.in b/man/sar.in index 847d7bf..6d7bdc9 100644 --- a/man/sar.in +++ b/man/sar.in @@ -1,5 +1,5 @@ .\" sar manual page - (C) 1999-2020 Sebastien Godard (sysstat orange.fr) -.TH SAR 1 "JULY 2020" Linux "Linux User's Manual" -*- nroff -*- +.TH SAR 1 "AUGUST 2020" Linux "Linux User's Manual" -*- nroff -*- .SH NAME sar \- Collect, report, or save system activity information. @@ -1309,7 +1309,7 @@ keyword, queue length and load averages statistics are reported. The following values are displayed: .RS .IP runq-sz -Run queue length (number of tasks waiting for run time). +Run queue length (number of tasks running or waiting for run time). .IP plist-sz Number of tasks in the task list. .IP ldavg-1