Date: Fri, 19 Nov 2004 07:40:31 GMT From: Thomas Novin <thnov@xyz.pp.se> To: freebsd-bugs@FreeBSD.org Subject: Re: bin/60385: vmstat/iostat/top all fail to report CPU usage (still in 5.3R) Message-ID: <200411190740.iAJ7eVVD033394@freefall.freebsd.org>
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The following reply was made to PR bin/60385; it has been noted by GNATS.
From: Thomas Novin <thnov@xyz.pp.se>
To: Dima Dorfman <dd@freebsd.org>
Cc: freebsd-gnats-submit@freebsd.org
Subject: Re: bin/60385: vmstat/iostat/top all fail to report CPU usage
(still in 5.3R)
Date: Fri, 19 Nov 2004 08:33:20 +0100
# sysctl kern.clockrate
kern.clockrate: { hz = 100, tick = 10000, profhz = 1024, stathz = 128 }
# sysctl kern.timecounter
kern.timecounter.stepwarnings: 0
kern.timecounter.nbinuptime: 1600002999
kern.timecounter.nnanouptime: 4200
kern.timecounter.nmicrouptime: 2047672
kern.timecounter.nbintime: 518528232
kern.timecounter.nnanotime: 146335
kern.timecounter.nmicrotime: 518381897
kern.timecounter.ngetbinuptime: 0
kern.timecounter.ngetnanouptime: 16793514
kern.timecounter.ngetmicrouptime: 558311521
kern.timecounter.ngetbintime: 0
kern.timecounter.ngetnanotime: 0
kern.timecounter.ngetmicrotime: 90967573
kern.timecounter.nsetclock: 14
kern.timecounter.hardware: TSC
kern.timecounter.choice: TSC(800) i8254(0) dummy(-1000000)
kern.timecounter.tick: 1
# sysctl vm.loadavg
vm.loadavg: { 2.13 1.78 1.33 }
# fgrep Timecounter /var/run/dmesg.boot
Timecounter "i8254" frequency 1193182 Hz quality 0
Timecounter "TSC" frequency 1196221361 Hz quality 800
Timecounters tick every 10.000 msec
Timecounter "i8254" frequency 1193182 Hz quality 0
Timecounter "TSC" frequency 1196219615 Hz quality 800
Timecounters tick every 10.000 msec
# while [ 1 ] ; do sysctl kern.cp_time && sleep 5 ; done
kern.cp_time: 0 0 0 0 0
kern.cp_time: 0 0 0 0 0
kern.cp_time: 0 0 0 0 0
kern.cp_time: 0 0 0 0 0
kern.cp_time: 0 0 0 0 0
kern.cp_time: 0 0 0 0 0
# cd /usr/local/
# /usr/bin/time ls -R > /dev/null
3.11 real 0.00 user 0.19 sys
# uname -a
FreeBSD hawk.xxx.net 5.3-RELEASE FreeBSD 5.3-RELEASE #0: Mon Nov 8
15:06:10 CET 2004 root@hawk.xxx.net:/usr/obj/usr/src/sys/VER_53 i386
One system is Tyan S2510 (or S2518) motherboard. 1 x 1,2GHz PIII CPU.
Also noted on another system with Tyan Thunder S2510 motherboard. 1,13GHz
PIII CPU.
These systems have reported CPU usage without problem on 4.x.
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