From owner-FreeBSD-users-jp@jp.freebsd.org  Thu Jan 30 11:02:15 1997
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Date: Thu, 30 Jan 1997 11:02:12 +0900
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In-Reply-To: Your message of Thu, 30 Jan 1997 10:50:18 +0900.
	<9701300150.AA138849@ns.trl.ibm.com>
From: hosokawa@mt.cs.keio.ac.jp (HOSOKAWA Tatsumi)
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Subject: [FreeBSD-users-jp 9261] Re: performance on numerical calculationdependsonshells?
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<9701300150.AA138849@ns.trl.ibm.com>$B$N5-;v$K$*$$$F(B
okuyama@trl.ibm.co.jp$B$5$s$O=q$-$^$7$?!#(B

>> $B0c$$$^$9!#(B
>> 
>> stacksize $B$O(B stack $B$NBg$-$5$N!V>e8B!W$G$9!#IaDL!"%W%m%;%9$r5/F0$7$?(B
>> $BD>8e$O(B stacksize $B$O$=$s$J$KBg$-$/<h$i$l$k$3$H$O$"$j$^$;$s!#(Bstack $BNN(B
>> $B0h$O!VI,MW$K$J$C$?$i3NJ]$9$k!W$H$$$&@oN,$G@)8f$5$l$F$$$^$9!#$3$N!V3N(B
>> $BJ]$9$k!W;~$N>e8B$,(B stacksize $B$G7h$a$i$l$F$$$k$N$G$9!#(B

$B$=$&$G$9$M!#(B

>> $B$G$9$+$i!"(Bstack $B>e$K5pBg$JG[Ns$r=`Hw$7$F$b!"B(!"$=$NNN0h$,3NJ]$5$l$k(B
>> $B$o$1$G$O$"$j$^$;$s!#<B:]$K$=$NNN0h$K%"%/%;%9$7$F=i$a$F!"2>A[6u4V>e$K(B
>> $B!V%"%/%;%9$7$F$bNI$$NN0h!W$,=`Hw$5$l$^$9!#(B

$B$3$l$b@5$7$$$H;W$$$^$9!#(B

>> $BLdBj$O$3$N=hM}<j=g$@$H!VNN0h3NJ]$K$I$?$P$?$r5/$3$9!W%?%$%_%s%0$,!"7W(B
>> $B;;$N??$C:GCf$K$J$k!"$H$$$&E@$G$9!#$$$/$i(B OS $B$G$b!"$3$N<j$N3d$j9~$_$d(B
>> $B%7%9%F%`%3!<%k$,MpH/$9$k$H!";~4V7WB,$,@53N$K$J$j$^$;$s!#(Bsystem call
>> overhead $B$,A4$F%W%m%;%9B&$N<B9T;~4V$H$7$F7WB,$5$l$k$O$:$G$9!#(B

$B$G$b!"$3$l$OK\Ev$K<B9T;~4V$K$=$l$[$I1F6A$7$^$9$G$7$g$&$+!)(B
$B$b$7$+$7$F(B vfork $B$H(B fork $B$N0c$$$@$C$?$j$7$F(B ($B8+$b$;$:$K$$$&E[(B)$B!#(B

$B!t(B $B$+$<$R$-$N$?$o$4$H$J$N$G$=!<$9$_$m$H$+$$$o$J$$$G(B :-)$B!#(B

$B$I$C$A$K$7$m!"(Bstatic $B$G$J$$%m!<%+%kJQ?t$K0UL#$b$J$/$G$+$$G[Ns$r$H$k$N(B
$B$O!"NI$$%W%m%0%i%_%s%0%9%?%$%k$H$O$$$($J$$$G$7$g$&!#>e$K=R$Y$?(B page
fault $B$NLdBj$b$"$j$=$&$G$9$7!"(Bstack size $B$rO2Hq$9$k$H$$$&E@$G$bF1MM$G(B
$B$7$g$&!#(B

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$B$($F:n$k$H$*$=$m$7$/8zN($,JQ$o$j$^$9!#(B

$B$G!"(Bstatic $B$K$7$F$_$?7k2L$O$I$&$@$C$?$N$G$7$?$C$1!)(B

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