Newsgroups: fj.questions.unix
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From: tsuru@cr.scphys.kyoto-u.ac.jp (Takeshi Go Tsuru)
Subject: How to change max size of shared memory ?
Message-ID: <1993Dec29.131822.13542@kuis.kyoto-u.ac.jp>
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$BDa(B $B9d!w5~BgJ*M}#C#R$G$9!#(B

$B!p(B $B$3$l$O(B $BA0$N(B Segment $B$NOC$7$+$iO"B3$7$F$$$^$9$,!"0c$&<ALd$G$9(B $B!p(B

$BED<i!w(BSony$BMM!"LyFb!w%/%\%?MM!"$"$j$,$H$&$4$6$$$^$7$?!#(B

80X86$B$HF1$80UL#$G$N(B Segment $B$,L5$/$F%O%C%T!<$G$9!#(B
> $B$h$[$I(B80X86$B$G%$%d$J;W$$$r$5$l$?$s$G$7$g$&$M(B:)
Large/Medium/Small/Huge $B$H$+$"$k$N$OLLE]$G$9$h$M!#(B
$B$=$NEY$K%3%s%Q%$%k%*%W%7%g%s$d%i%$%V%i%j$rJQ99$9$k$N$,(B
$BLLE]$@$C$?$N$G!"A4It(B Huge $B%b%G%k$G%3%s%Q%$%k$7$F$^$7$?!#(B
$B$J$s$A$e$&L5BL!#!#!#(B^_^;

> $B$&$A$G$O(BDECstation5000 (CPU$B$O(BR3000$B$G$9(B) $B$r;H$C$F$$$^$9!#(B
> $B@hF|I,MW$,$"$C$F(B/usr/include/sys/param.h $B$rGA$$$F$$$?$i(B
> $B%a%b%j!<$K4X$7$F(B segment $B$,$I$&$N$H$$$&5-=R$,$"$j$^$7$?!#(B
$B$G!"$3$l$G$9$,!"!"!"6qBNE*$K$O(B Shared Memory $B$N:GBgCM$r(B
$BBg$-$/$7$?$+$C$?$N$G$9!#(BUltrix 4.2A (on DECstation5000/200, 25) $B$N(B
$B%G%U%)%k%HCM$O(B4MB $B$N$h$&$G$9$,!"$3$l$rJQ99$7$?$$!#(B

SunWS (SunOS 4.1.3-JLE1.1.3) $B$G$O(B /usr/kvm/sys/sys/shm.h 
(==/usr/include/sys/shm.h) $B$NCf$K$"$i$o$K(BShared Memory $B$N(B
$B:GBgCM$,=q$$$F$"$j!"$3$l$rBg$-$/$7$F%+!<%M%k$r:F9=@.$9$k$3$H$G(B
$B@.8y$7$^$7$?!#(B($B0x$_$K(BSunOS 4.1.3-JLE1.1.3$B$G$N%G%U%)%k%HCM$O(B 1MB)

$B$7$+$7(B Ultrix $B$G$O(B /usr/sys/h/shm.h (==/usr/include/sys/shm.h) $B$K$O(B
$B$"$i$o$J5-=R$,$J$$$h$&$K8+$($^$9!#$G!"KM$O(B /usr/sys/h/param.h $B$N(B

#ifdef __mips
#ifndef SMMAX
#defineSMMAX32   /* Max SM segment size (4096 byte pages) */
#endif /*  SMMAX */

$B$rBg$-$/$9$l$PNI$$$H;W$C$?$N$G$9!#(B
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$B$G!"<ALd!#!#!#(B

[Q1] Ultrix 4.2A $B$G(B Shared Memory $B$N:GBgCM$rA}$d$9$K$O!"(B
     $B$I$&$7$?$i$h$$$N$G$7$g$&$+!)(B

[Q2] ($B$D$$$G$K(B) OSF/1 AXP $B$G(B Shared Memory $B$N:GBgCM$rA}$d$9$K$O!"(B
     $B$I$&$7$?$i$h$$$N$G$7$g$&$+!)(B

$B$h$m$7$/$*4j$$$7$^$9!#(B

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                          ($B?<$$0UL#$O$"$j$^$;$s!#G0$N$?$a!D(B)

 --
 TGT@CR == Takeshi Go Tsuru: Cosmic Ray Group, Dept. of Physics, Kyoto Univ.
  Address: Kitashirakawa-Oiwake-Cho, Sakyo, Kyoto 606-01, Japan
  e-mail : tsuru@cr.scphys.kyoto-u.ac.jp
  TEL    : JAPAN(81)-75-753-3843 (Voice, Direct), JAPAN(81)-75-701-5377 (FAX)
