Re: clock works slowly when I change CPU speed

From: Poul-Henning Kamp <phk_at_phk.freebsd.dk>
Date: Fri, 15 Aug 2003 20:03:28 +0200
In message <20030816.022701.730550600.matoba_at_st.rim.or.jp>, MATOBA Hirozumi wri
tes:

>On condition of hw.acpi.cpu.performance_speed as 8, 
>the clock works

You should not be using the TSC for timekeeping if you change the
frequency of it.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk_at_FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.
Received on Fri Aug 15 2003 - 09:03:37 UTC

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