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From: Yoshisato YANAGISAWA <yanagisawa@csg.is.titech.ac.jp>
To: FreeBSD-users-jp@jp.FreeBSD.org
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Organization: Tokyo Institute of Technology.
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Date: Tue, 14 Mar 2006 17:20:27 +0900
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Subject: [FreeBSD-users-jp 89363] Re: FreeBSD6.0R
 =?ISO-2022-JP?B?GyRCJEgbKEI=?= SMP
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$BLx_7$G$9!#(B

$BF1$82sEzB??t$@$H;W$$$^$9$,!"(B

On Tue, 14 Mar 2006 16:14:44 +0900
"YAMANEKO/Mao" <yneko2@yamamaya.com> wrote:

> HyperThread$BBP1~(BPentium4$B$K(BFreeBSD6.0$B$rF~$l$F!"(B
> options SMP
> $B$r$D$1$F!"(BSMP$B%+!<%M%k$r9=C[$7$F%$%s%9%H!<%k$7$?$N$G$9$,!&!&(B
(snip)
> top$B%3%^%s%I$G$_$k$H!"(BC$B%U%#!<%k%I$,$J$<$+A4It!V(B0$B!W!&!&(B
> $B$?$a$7$K!"%W%m%;%9$r$$$m$$$m5/F0$7$F$_$?$j!"K=Av$5$;$F$_$?$j$7$F$b!"(B
> $B$d$O$j!"$I$l$b(B CPU#0 $B$GF0$$$F$7$^$&$h$&$G$9!#(B

HTT$BMxMQ;~$K4X78$J$$%W%m%;%9$+$i%-%c%C%7%e$NFbMF$rM=B,$5$l$k@H<e@-(B(*1)$B$r(B
$B2sHr$9$k$?$a$K!"(BFreeBSD$B$G$O(Bsysctl$B$G(Bmachdep.hyperthreading_allowed=1$B$K(B
$B$7$J$$$H(BHyperThreading$B$,;v<B>eM-8z$K$J$i$J$$$h$&$K$J$C$F$$$^$9!#(B

(*1) HTT$BMxMQ;~$N%-%c%C%7%eFI<h$N@H<e@-(B
http://slashdot.jp/security/05/05/14/0153209.shtml (/.J)
http://www.daemonology.net/hyperthreading-considered-harmful/

-- 
-------------------------------------------------------
Yoshisato YANAGISAWA <yanagisawa@csg.is.titech.ac.jp>
Dept. of Mathematical and Computing Sciences,
Graduate School of Information Science and Engineering,
Tokyo Institute of Technology.
