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Date:      Tue, 5 Feb 2002 01:06:00 +0800
From:      Yusuf Goolamabbas <yusufg@outblaze.com>
To:        freebsd-questions@freebsd.org
Subject:   Does loadavg on FreeBSD reflect processes in disk-wait state
Message-ID:  <20020204170600.GA11513@outblaze.com>

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I groked a bit around 4.5-RELEASE source [sys/kern/kern_synch.c,
sys/vm/vm_meter.c] , also
http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/vm/vm_meter.c

MFC: 1.59; Remove the SSLEEP case from the load average computation,
since it has been a no-op for as long as our CVS history goes back.

and from my very limited understanding felt that FreeBSD only looked at
process in the runnable state as part of load average calculation. Linux
seems to us nr(running_process) + nr(process blocked in disk-wait)
whilst calculating loadavg

However, this posting by David Greenman seems to indicate otherwise. I
may have missed something obvious and would appreciate any insight as to
what I might have missed

http://docs.freebsd.org/cgi/getmsg.cgi?fetch=264208+0+archive/2000/freebsd-current/20000409.freebsd-current

Regards, Yusuf

-- 
Yusuf Goolamabbas
yusufg@outblaze.com

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