amd64/152405: wrong user time is reported when CPU frequency throttled.

Andriy Gapon avg at freebsd.org
Wed Nov 24 07:00:26 UTC 2010


The following reply was made to PR amd64/152405; it has been noted by GNATS.

From: Andriy Gapon <avg at freebsd.org>
To: =?ISO-2022-JP?B?IktPSUUgSGlkZXRha2EgKBskQjhxOT4xUU40IXc/dE19NTs4JhsoQg==?=
 =?ISO-2022-JP?B?KSI=?= <koie at suri.co.jp>
Cc: bug-followup at freebsd.org
Subject: Re: amd64/152405: wrong user time is reported when CPU frequency
 throttled.
Date: Wed, 24 Nov 2010 08:56:26 +0200

 on 24/11/2010 08:54 KOIE Hidetaka ($B8q9>1QN4!w?tM}5;8&(B) said the following:
 >   Message-Id: <4CEBE965.5050306 at freebsd.org>
 >   Date:       Tue, 23 Nov 2010 18:18:45 +0200
 >   From:       Andriy Gapon <avg at freebsd.org>
 >   Subject:    Re: amd64/152405: wrong user time is reported when CPU f..
 > 
 >   | on 23/11/2010 17:15 KOIE Hidetaka ($B8q9>1QN4!w?tM}5;8&(B) said the following:
 >   | > I send sysctl kern.timecounter and /var/run/dmesg.boot.
 >   | 
 >   | Could you please additionally provide output of sysctl dev.cpu and sysctl machdep?
 > 
 > output of sysctl dev.cpu machdep is attached.
 > 
 >   | Meanwhile, please also try your test-case after having set the following sysctl
 >   | kern.eventtimer.choice="i8254".
 > 
 > sysctl kern.eventtimer.choice="i8254" fails.
 
 Many apologies, this should have been kern.eventtimer.timer="i8254".
 Could you please try that?
 
 
 -- 
 Andriy Gapon


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