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  1. Xref: sparky fj.unix:777 fj.sys.sun:1260
  2. Path: sparky!uunet!ccut!news.u-tokyo.ac.jp!wnoc-tyo-news!sranha!sran265!katsu
  3. From: katsu@sran14.sra.co.jp (WATANABE katsuhiro)
  4. Newsgroups: fj.unix,fj.sys.sun
  5. Subject: effects of kernel reconfig (Re: open 257 files in a process)
  6. Message-ID: <KATSU.93Jan11091828@sran14.sra.co.jp>
  7. Date: 11 Jan 93 00:18:28 GMT
  8. References: <1072@spngw.sysplan.co.jp>
  9.     <RYU.92Dec10151440@sushi.goldman.co.jp>
  10.     <MOTO.92Dec16105929@sun21.nalgo.co.jp>
  11. Sender: news@sran265.sra.co.jp
  12. Followup-To: fj.unix
  13. Distribution: fj
  14. Organization: Software Research Associates, Inc.,Japan
  15. Lines: 58
  16. In-reply-to: ryu@sushi.goldman.co.jp's message of 10 Dec 92 06:14:40 GMT
  17.  
  18. $B!J(BFollowup-To: $B$KCm0U!K(B
  19. $B!!%U%)%m!<$NCY$5$J$i(B *.jp $B$G==;X$KF~$k$G$"$m$&EO(B$Bn4!w#S#R#A$G$9!#(B
  20.  
  21. $B!!(Bkernel $B$N(B reconfig $B$K$D$$$F8m2r$,$"$k$h$&$G$9!#(Breconfig $B$OEvA3$N(B
  22. $B$3$H$J$,$i(B re-compile $B$H$OA4$/0c$&$b$N$G$9!#(B
  23.  
  24. $B5-;v(B <1072@spngw.sysplan.co.jp> $B$G(B
  25. inoue@sp01.sysplan.co.jp (Tadanori Inoue) $B$5$s$$$O$/(B
  26.  
  27. >     1 $B%W%m%;%9$K$*$$$F!"%*!<%W%s$G$-$k%U%!%$%k$N?t$r(B
  28. >     $BD4$Y$?$H$3$m(B 64 $B$G$"$C(B$B$?!#$3$l$r(B 256 $B$KA}$d$7$?$$!#(B
  29.  
  30. > NOFILE_IN_U $B$,(B 64 $B$K$J$C$F$$$?!#$3$3$r(B 256 $B$K=q$-49$(!"(Bconfig
  31. > $B$r$d(B$B$jD>$7!"N)$A>e$2D>$7$?!#!J(Bvmunix $B$,3N$+$K?7$7$$$b$N$H(B
  32. > $B$J$C$F$$$k$N$K(B 64 $B$7$+%*!<%W%s$G$-$J$$!K(B
  33.  
  34. $B$^$?(B$B!"5-;v(B <RYU.92Dec10151440@sushi.goldman.co.jp> $B$G(B
  35. ryu@sushi.goldman.co.jp (Masahiro Yanagisawa) $B$5$s$$(B$B$O$/(B
  36. > csh> limit
  37. > descriptors     64 
  38. > $B$3$N#6#4$C$F$$$&?t;z$O2?=h$G%G%U%)%k%H@_Dj$5$l$k$s$G$7$g$&!)(B
  39.  
  40. > #define NOFILE  257            /* max open files per process */
  41. > #define NOFILE_IN_U     257
  42. > #define FD_SETSIZE      257
  43. > 
  44. > $B$H%Q%i%a!<%?$rJQ$($F(B reconfig $B$7$F$_$?$s$G$9$,!"(B
  45. > 64, 256 $B$H$$$&%G%U(B$B%)%k%H$KJQ2=$OL5$$$h$&$G$7$?!#(B
  46.  
  47. $B!!(Bkernel $B$N(B reconfig $B$G$O!"%j%s%/$9$k%b%8%e!<%k$NA*Br$d!"FCDj$NJQ?t$N(B
  48. $B=i4|CM$N@_Dj$,$G$-$kDxEY$K$9$.$^$;$s!#%*%V%8%'%/%H$O4{$K$G$-$"$,$C$F(B
  49. $B$$$k$N$G$9$+$i!"%X%C%@!<%U%!%$%k(B$B$r=q$-49$($F(B reconfig $B$9$k$3$H$G$O!"(B
  50. $BJQ?t$r9%$->!<j$K$$$8$k$H$+!"%G!<%?9=B$$rJQ99$9$k$H$+$,<+M3$K$G$-(B$B$k(B
  51. $B$o$1$G$O$J$$$N$G$9!#(B
  52. $B!!(BNOFILE_IN_U $B$J$I$NJQ99$O(B user $B9=B$BN$NJQ2=$r0z$-5/$3$9!J$Y$-!K$J$N$G!"(B
  53. $BE~Dl(B reconfig $B$G2r7h$G$-$k$O$:$,$"$j$^$;$s!#(B
  54.  
  55. $B!!8@$$49$($k$H!"(B
  56. $B5-;v(B <MOTO.92Dec16105929@sun21.nalgo.co.jp> $B$G(B
  57. moto@nalgo.co.jp (MOTOKADO Yoshihiro) $B$5$s$$$O$/(B
  58. > types.h $B$G(B
  59. > 
  60. > #define FD_SETSIZE      256
  61. > 
  62. > $B$H$J$C$F$$$^$9!#(B
  63. > $B4{$K%3%s%Q%$%k$5$l$?%W%m%0%i%`!J(Bcsh $BEy!K$G$O%U%!%$%k%G%#%9%/(B
  64. > $B%j%W%??t$N>e8B$O(B 256 $B$G$"$k$H$NA0Ds$N4p$KF0:n!J(Bselect(2)$B!K$7(B
  65. > $B$F$$$^$9!#%+!<%M%k$G$$$/$i%U%!%$%k%G%#%9%/%j%W%??t$rA}(B$B$d$7$F(B
  66. > $B$b!"$3$l$i!J4{$K%3%s%Q%$%k$5$l$?%W%m%0%i%`!K$OBP1~$G$-$J$$$G(B
  67. > $B$9$M!#$D$^$j!"%U%!%$%k%G%#%9%/(B$B%j%W%?$N?t$r(B 256 + 1 $B0J>e$K$9(B
  68. > $B$k$K$O!"!J(Bselect(2)$B$rMQ$$$F$$$k$G$"$m$&!KA4%3%^%s%I$r:F%3%s(B
  69. > $B%Q%$%k$9(B$B$kI,MW$,$"$k$N$G$O$J$$$G$7$g$&$+!)(B 
  70.  
  71. $B$H$$$&$3$H$,!"$=$b$=$b%3%^%s%I0JA0$K%+!<%M%k$K$D$$$F$b(B
  72. $B$$$($F$7$^(B$B$C$F$$$k$o$1$G$9!#(B
  73.  
  74. --
  75. $BEOn49n9(!w#S#R#A%=%U%H%&%'%"9)3X8&5f=j(B
  76.