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To: FreeBSD-users-jp@jp.FreeBSD.org, simokawa@sat.t.u-tokyo.ac.jp
From: Kenichi Okuyama <okuyamak@dd.iij4u.or.jp>
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Date: Thu, 30 Oct 2003 13:18:29 +0900
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Subject: [FreeBSD-users-jp 77069] Re: over 4GB mem (PAE)
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$B1|;3$G$9!#(B

>>>>> "HS" == Hidetoshi Shimokawa <simokawa@sat.t.u-tokyo.ac.jp> writes:
>> $B$$$d!"$=$l$@$H!VB>$NItJ,$r(B page out $B$7$F$G$b!"$3$N(B mmap $BBP>]ItJ,$O(B
>> page out$B$7$J$$$G$/$l!WE*$J;H$$J}$,$G$-$J$$5$$,!D!#(B
>> #page out $B$7$F$h$$$J$iIaDL$K%U%!%$%k$r%^%C%W$9$j$c$$$$$o$1$G$9$7!#(B
HS> $B!V(Bpage out $B$7$J$$$G$/$l!W$J$s$F$$$&$N$O(B, $BIaDL$K(B malloc(3) $BEy$G3NJ](B
HS> $B$7$?(B memory $B$G$b$G$-$J$$$H;W$$$^$9$,(B.

malloc(3)$B$O!V%i%$%V%i%j!W$G$9$+$i!"I8=`E*$J%a%b%j3d$jEv$F$7$+;H$$$^(B
$B$;$s$h$M(B?$B$@$+$i$G$-$J$/$FEvA3!#(B
#$B$J$N$G!VIaDL$K!D!X$G$b!Y$G$-$J$$!W$N$G$O$J$/!"!VIaDL$K!D!X$@$+$i!Y(B
#$B$G$-$J$$!W$H$$$&$N$,@5$7$$!#(B


$B$G$9$,!"!V(Bpage out $B$7$h$&$H$7$F$b!"$=$N@h$O$d$O$j%a%b%j!W$H$$$&>uBV(B
$B$r:n$C$F!"$"$H$O%G%P%$%9%I%i%$%P$G(B kick back$B$9$l$P$$$$$s$G$9!#(B

OS$B$O(B page out$B$7$h$&$H$9$k!#BP>]$O%U%!%$%k$@$+$i(B file IO $B$G=q$-=P$=$&(B
$B$H$9$k!#%G%P%$%9%I%i%$%P$O$=$l$,J*M}%a%b%j$r%^%C%W$7$?NN0h$@!"$HM}2r(B
$B$9$k$N$G(B dirty bit$B$r>C$9$@$1$G!"2?$b$;$:$KLa$k!#$3$N>l9g!"J*M}%a%b%j(B
$B$O$b$O$d%G%P%$%9%I%i%$%PB&$,4IM}$9$kNN0h$K$"$C$F!"(BOS$B$,<+M3$K3d$j?6$j(B
$B$G$-$k%a%b%j$G$O$J$/$J$C$F$$$k$N$G!"$3$&$$$&$3$H$,2DG=$K$J$j$^$9!#(B


$B$^$!!"(Bdisk IO $B$N2DG=@-$,(B($B$=$N6u4V$K4X$7$F$O(B)$B;v<B>e$J$/$J$k$N$G!"%Q(B
$B%U%)!<%^%s%9$KBP$9$k0-1F6A$O7Z8:$9$k$O$:$G$9!#Am9gE*$K8+$F$I$&$+$O!"(B
$BJLLdBj$G$9$,!#(B

#$B$D!<$+!"B?J,!"0-1F6A$,$"$k$H;W$&$N$G!"$d$i$J$$J}$,!D!#(B
#$B$I$&$7$F$b;w$?$h$&$J$3$H$,$d$j$?$$$J$i!"%7%j%3%s%G%#%9%/(B(battery
#backup ram disk $B$C$F:G6aGd$C$F$^$9$h$M!#9b$$$1$I(B)$B$D$J$$$@$[$&$,$h$[(B
#$B$I!D!#(B
---- 
$B1|;3(B $B7r0l(B[$BGaGX2q(B:No.0x00000001]
#URL http://www.dd.iij4u.or.jp/~okuyamak/
#$B:#F|$N$*8@MU!X?7$7$$?&>l!Y(B:$B!V(BNTT Data$B@hC<5;=Q3t<02q<R!W$N%*!<%W%s%=!<(B
#$B%95;=QIt$K7h$^$j$^$7$?!#(B


