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Date:      Tue, 08 Jul 2014 00:23:40 +0900
From:      Hajimu UMEMOTO <ume@mahoroba.org>
To:        freebsd-users-jp@freebsd.org
Subject:   [FreeBSD-users-jp 95230] Re: powerd with high frequency when idling
Message-ID:  <ygetx6tqjk3.wl%ume@mahoroba.org>
In-Reply-To: <20140707.023241.107935859.ka@flu.if0.org>
References:  <20140703.224248.250136926.ka@flu.if0.org> <20140706.214434.28800521.ka@flu.if0.org> <ygevbrar06e.wl%ume@mahoroba.org> <20140707.023241.107935859.ka@flu.if0.org>

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$BG_K\$G$9!#(B

>>>>> On Mon, 07 Jul 2014 02:32:41 +0900 (JST)
>>>>> Kazumaro Aoki <ka@flu.if0.org> said:

ka> $B:#$^$G?tG/4V0J2<$K=q$/$d$j$?$$$3$H$,=PMh$F$$$?$N$G$9$,!"2?$+$N%?%$%_%s(B
ka> $B%0$G$&$^$/$$$+$J$/$J$C$?$H$$$&$h$&$G$9!#(B

$B2F>l$K$J$C$F$-$F=k$/$J$C$F$-$?$+$i$H$+!"%U%!%s$ND4;R$,0-$/$J$C$F$$$k$H(B
$B$+!"%(%"%U%m!<$,JQ$o$C$?$H$+$G$O$J$$$G$9$+(B?

ka> $B$d$j$?$$$3$H$H$7$F$O!"(B
ka> 1. CPU$B$N29EY$,9b$/$J$j2a$.$J$$$h$&$K(BCPU$B$NF0:n<~GH?t$rD4@0$7$?$$(B
ka> 2. CPU$B$N(Bidle$B;~$K$OF0:n<~GH?t$rMn$7$?$$!#$b$A$m$s!"I,MW$J;~$OF0:n<~GH?t(B
ka>    $B$r$"$2$?$$!#(B
ka> $B>e5-(B1$B$NM%@h=g0L$r(B2$B$h$j9b$/@_Dj$7$?$$$H9M$($F$$$^$9!#(B

$B$3$NMW5a$O%G%6%$%s$KH?$7$F$$$^$9!#$o$6$o$6!"(B1 $B$NM%@h=g0L$r>e$2$F<BAu$7(B
$B$F$$$^$9!#(B
CPU $B29EY$,9b$$>uBV$O(B critical $B$G$"$j!"9b$$M%@hEY$G3N<B$KMn$H$9$?$a!"(B
passive cooling $B$r(B kernel $B$G<BAu$7$F$$$^$9!#$3$N6[5^;~$K(B userland $B$+$i(B
$B2pF~$5$l$F$O:$$k$N$G$9!#(B

ka> $B$3$l$^$G$O!"(Bsysctl$B$G(B
ka> hw.acpi.thermal.user_override=1
ka> hw.acpi.thermal.tz0._PSV=65C
ka> hw.acpi.thermal.tz0._TC1=0
ka> hw.acpi.thermal.tz0._TC2=1
ka> hw.acpi.thermal.tz0._TSP=60
ka> hw.acpi.thermal.tz0.passive_cooling=1
ka> $B$H$7$F!"(Boption$B$J$7$G(Bpowerd$B$r;H$C$F$$$?$i>e5-FbMF$,<B8=$5$l$F$$$^$7$?!#(B

passive cooling $B$O$=$N$h$&$J4uK>$r3p$($k$?$a$N$b$N$G$O7h$7$F$"$j$^$;$s!#(B
_PSV, _TC1, _TC2 _TSP $B$NCM$O!"K\Mh(B ACPI BIOS $B$+$iF@$i$l$k$b$N!"$D$^$j!"(B
$B%Y%s%@$,$=$N%O!<%I$K9g$o$;$?CM$G$9!#$3$l$i$NCM$O!"JQ$K$$$8$k$H!"(B
passive cooling $B$,A[Dj$5$l$?F0:n$r$;$:!"G.K=Av$5$;$k4m81@-$,$"$j$^$9!#(B
$B85!9!"$3$l$i$NCM$O(B read only $B$G$7$?!#$7$+$7!";DG0$J$,$i!"$3$NCM$,E,@Z$G(B
$B$J$$%O!<%I$,$"$k$3$H$b3NG'$5$l$F$*$j!"$=$l$i$r5_:Q$9$k$?$a$K!"$d$`$J$/(B
$BJQ99$G$-$k$h$&$K$7$F$$$k$@$1$G$9!#$7$+$7!"C1$K99?7$G$-$k$@$1$G$O0B0W$K(B
$BJQ99$5$l$k4m81@-$,$"$k$N$G!"(Buser_override $B$r;XDj$7$J$1$l$PJQ99$G$-$J$$(B
$B$h$&$K$7$F$$$^$9!#(B

ka> $B8=:_$G$O!"(Bload$B$,(B0$B$G$b(Bpassive cooling$B$,8z$$$F(Bpowerd$B$K$h$k<~GH?t@)8f$,8z(B
ka> $B$$$F$J$$$H$$$&$3$H$N$h$&$G$9!#(B

powerd $B$,(B idle $B$r8!CN$7$F(B freq $B$r2<$2$i$l$k$h$&$J>u67$G!"(Bpassive
cooling $B$,F0:n$7$F$$$k$3$H$,$=$b$=$bJQ$G$9!#(B
_PSV $B$NCM$,Dc$9$.$k$N$G$O$J$$$G$7$g$&$+!#(B

ka> powerd -M 800
ka> $B$H$7$F!"(Bpassive cooling$B$,;O$^$C$F$7$^$&A0$K(Bpowerd$B$G(BCPU$B$N29EY$,>e$,$i$J(B
ka> $B$$$h$&$K$7$FF0:n<~GH?t@)8f$9$k$7$+$J$$$N$+$J$!$H;W$$;O$a$^$7$?$,!"2?$+(B

powerd $B$O29EY4IM}$O$d$i$J$$$N$G!"!X(Bpowerd$B$G(BCPU$B$N29EY$,>e$,$i$J$$$h$&$K(B
$B$7$F!Y$H$$$&0UL#$OJ,$+$j$+$M$^$9$,!"(Bpassive cooling $B$NF0$-$H$7$F!"29EY(B
$B$,(B _PSV $B$h$j2<$,$l$P!"CJ3,E*$K!"(Bpassive cooling $BF0:n3+;O;~$N(B freq $B$K$^(B
$B$GLa$7$^$9!#$D$^$j!"(Bpassive cooling $B$G$O!"85$N(B freq $B$h$j9b$/$9$k$h$&$J(B
$B$3$H$O$7$^$;$s!#(B

-- 
$BG_K\(B $BH%(B    http://www.mahoroba.org/~ume/
ume@mahoroba.org  ume@{,jp.}FreeBSD.org
$B%W%m%0%i%`$O=q$$$??M$N0U?^$G$O$J$/=q$+$l$?DL$jF0$/(B  I hate Modula-3 :-)



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