misc/34596: slow gettimeofday in FreeBSD 4.5

Andreas Gustafsson gson at nominum.com
Wed Jun 4 12:20:19 PDT 2003


The following reply was made to PR misc/34596; it has been noted by GNATS.

From: gson at nominum.com (Andreas Gustafsson)
To: Bruce Evans <bde at zeta.org.au>
Cc: freebsd-gnats-submit at freebsd.org
Subject: Re: misc/34596: slow gettimeofday in FreeBSD 4.5
Date: Wed, 4 Jun 2003 12:13:03 -0700 (PDT)

 Bruce Evans writes:
 > FreeBSD-4.8 should be configured to use the TSC timecounter in the non-SMP
 > case.
 
 Do you mean "should be automatically configured", or "should be
 configured by the user"?  If the latter, where is this documented?
 
 > Configuration of apm may pessimize the default configuration.  The
 > TSC is not supported for the !SMP case.
 
 When you say "!SMP", do you mean "non-SMP" (which would seem to
 contradict the above) or "SMP"?
 -- 
 Andreas Gustafsson, gson at nominum.com
 


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