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Date: Mon, 30 Jul 2001 01:01:43 +0900 (JST)
Message-Id: <200107291601.f6TG1hb01740@iris.dti.ne.jp>
To: man-jp@jp.freebsd.org
From: dais@iris.dti.ne.jp (Daisuke Higashi)
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Subject: [man-jp 3631] tuning.7
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tuning.7 $B$N=iLu$G$9!#::FI$r$*4j$$$7$^$9!#(B

$B$$$/$D$+J,$+$i$J$+$C$?$H$3$m$,$"$j$^$9!#(B

1) softupdates $B$N(B 1 $B$D$a$N(B downside $B$,Ff!#[)$/!"(B

    First, softupdates guarantees filesystem consistency
    in the case of a crash but could very easily be several seconds
    (even a minute!)  behind updating the physical disk.
    If you crash you may lose more work than otherwise.

   $B$H$N$3$H$G$9$,!"(B($B%a%?%G!<%?$N(B)$B0l4S@-$OJ]>Z$9$k$1$I!"(B
   $BJ*M}%G%#%9%/$K%U%!%$%k$NFbMF$r=q$-9~$`4V3V$O(B
   $BDL>o$h$jD9$/$J$k$N$G@.2L$r<:$&2DG=@-$,9b$/$J$k$C$F$3$H$G$7$g$&$+!#(B

2) $B%9%H%i%$%T%s%0%5%$%:$N(B "off-centered" $B$C$F$I$&Lu$;$P$$$$$G$7$g$&$+(B?

3) route-specific send and receive buffer size
   ($B7PO)$KFC2=$7$?Aw<u?.%P%C%U%!%5%$%:(B) $B$C$F2?$G$7$g$&$+!#(B
   $B7PO)$K$h$C$F%P%C%U%!%5%$%:$rJQ$($i$l$k$H$$$&$3$H$+$J$"!#(B
   route(8) $B$r8+$h$H$N$3$H$G$9$,!"<j85$N(B 4.3-stable $B$K$O(B
   $B$=$l$K3:Ev$9$k5-=R$O8+Ev$?$j$^$;$s$G$7$?!#(B
   current $B$N5!G=$J$s$G$7$g$&$+!#(B

--
 $BEl(B $BBgN<(B <dais@iris.dti.ne.jp>


------------------------------------------------------------------------------
.\" Copyright (c) 2001, Matthew Dillon.  Terms and conditions are those of
.\" the BSD Copyright as specified in the file "/usr/src/COPYRIGHT" in
.\" the source tree.
.\"
.\" $FreeBSD: src/share/man/man7/tuning.7,v 1.1.2.4 2001/07/10 14:10:21 sheldonh Exp $
.\"
.Dd May 25, 2001
.\" jpman %Id: tuning.7,v 0.0 2001/07/22 01:24:41 horikawa Stab %
.Dt TUNING 7
.Os FreeBSD
.Sh $BL>>N(B
.Nm tuning
.Nd FreeBSD $B$K$*$1$k@-G=%A%e!<%K%s%0(B
.Sh $B%7%9%F%`@_Dj(B - disklabel, newfs, tunefs, $B%9%o%C%W(B
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$B$3$N>l9g$N(B
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$B%*%W%7%g%s$O(B
.Em newfs -f 2048 -b 16384 ...
$B$H$J$k$G$7$g$&!#(B
$B$5$i$KBg$-$J%V%m%C%/%5%$%:$O%P%C%U%!%-%c%C%7%e$N%U%i%0%a%s%H$N860x(B
$B$H$J$j!"@-G=$NDc2<$K$D$J$,$j$^$9!#(B
.Pp
$BBg$-$J%Q!<%F%#%7%g%s$K!"%G!<%?%Y!<%9%U%!%$%k$N$h$&$J(B
$B>/?t$NBg$-$J%U%!%$%k$rCV$/$N$G$"$l$P!"(B
.Em bytes/inode
$B$NHfN($rA}$d$9$3$H$,$G$-$^$9!#$3$l$O!"$=$N%Q!<%F%#%7%g%s$N(B
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.Xr fsck 8
$B$K$h$k=$I|;~4V$rBgI}$K8:$i$9$3$H$,$G$-$^$9!#(B
$BK\Ev$K$3$N%Q!<%F%#%7%g%s$KBg$-$J%U%!%$%k$rCV$/$N$G$J$$8B$j!"(B
$B$3$N%*%W%7%g%s$r;H$o$J$$$G$/$@$5$$!#(B
$B6u$-NN0h$,BgNL$K$"$k$N$K%U%!%$%k$r<}MF$G$-$J$/$J$k$+$b$7$l$^$;$s!#(B
32768, 65536, $B$"$k$$$O(B 262144 bytes/inode $B$H$9$k$3$H$,?d>)$5$l$^$9!#(B
$B$b$C$HBg$-$JCM$K$9$k$3$H$,$G$-$^$9$,!"(Bfsck $B$K$h$k=$I|;~4V$rA}$d$9$@$1$G$7$g$&!#(B
$BNc$($P!"(B 
.Em newfs -i 32768 ...
$B$N$h$&$K$7$FCM$rM?$($^$9!#(B
.Pp
$B:G8e$K!"(B
.Em cylinders/group
$B$NHfN($rA}$d$9$3$H$O!"(Bi $B%N!<%IF1;N$r6a$/$K4s$;$k8z2L$,$"$j$^$9!#(B
$B$3$l$O%G%#%l%/%H%j$N@-G=$r>e$2!"(Bfsck $B$K$+$+$k;~4V$r8:$i$7$^$9!#(B
$B$b$7$3$N%*%W%7%g%s$r;H$&$N$G$"$l$P!":GBg$K$9$k$3$H$r?d>)$7$^$9!#(B
.Em newfs -c 999
$B$H$9$l$P(B newfs $B$O%(%i!<$H$J$j:GBgCM$r65$($F$/$l$k$N$G!"$=$NCM$r(B
$B;H$C$F$/$@$5$$!#(B
.Pp
.Xr tunefs 8
$B$O%U%!%$%k%7%9%F%`$r$5$i$K%A%e!<%s$9$k$N$K;H$($^$9!#(B
$B$3$N%3%^%s%I$O%U%!%$%k%7%9%F%`$r:F%U%)!<%^%C%H$;$:$K(B
$B%7%s%0%k%f!<%6%b!<%I$G<B9T$9$k$3$H$,$G$-$^$9!#(B
$B$7$+$7!"$*$=$i$/:G$b8m$C$F;HMQ$5$l$F$$$k%W%m%0%i%`$G$7$g$&!#(B
$BB?$/$N?M$O%U%!%$%k%7%9%F%`$NMxMQ2DG=$J6u$-NN0h$rA}$d$=$&$H$7$F!"(B
min-free $BHfN($r(B 0 $B$K@_Dj$7$^$9!#(B
$B$3$l$O%U%!%$%k%7%9%F%`$NLTNu$JCGJR2=$K$D$J$,$k$N$G!"?d>)$5$l$^$;$s!#(B
$B$3$3$G!"M#0lK\Ev$K2ACM$,$"$k(B tunefs $B$N%*%W%7%g%s$O!"(B
.Em tunefs -n enable /filesystem
$B$H$7$F(B
.Em softupdates
$B$rM-8z$K$9$k$3$H$G$9(B
($BCm0U(B: 5.x $B$G$O(B newfs $B$K(B -U $B%*%W%7%g%s$rM?$($k$3$H$G(B softupdates $B$rM-8z$K(B
$B$9$k$3$H$,$G$-$^$9(B)$B!#(B
Softupdates $B$O%a%?%G!<%?$N@-G=!"(B
$B<g$K%U%!%$%k$N:n@.$H:o=|$N@-G=$r7`E*$K2~A1$7$^$9!#(B
$BA4$F$N%U%!%$%k%7%9%F%`$G(B softupdates $B$rM-8z$K$9$k$3$H$r?d>)$7$^$9!#(B
softupdates $B$K4X$7$F!"(B2 $B$D$N7gE@$r0U<1$9$Y$-$G$9!#(B
1 $B$D$a$O!"(Bsoftupdates $B$O%/%i%C%7%e;~$K$*$1$k(B
$B%U%!%$%k%7%9%F%`$N0l4S@-$OJ]>Z$7$^$9$,!"(B
$B$=$l$,J*M}%G%#%9%/$r99?7$7$F$+$i2?IC$+(B ( 1 $BJ,$K$J$k$3$H$b$"$j$^$9(B! )
$B7P2a$7$?8e$H$J$k2DG=@-$,9b$$$3$H$G$9!#(B
$B%/%i%C%7%e$7$?>l9g!"$h$jB?$/$N@.2L$,>C$($F$7$^$&$+$b$7$l$^$;$s!#(B
2 $B$D$a$O!"(Bsoftupdates $B$O%U%!%$%k%7%9%F%`%V%m%C%/$r2rJ|$9$k$N$rCY$i$;$k(B
$B$H$$$&$3$H$G$9!#(B
$B$"$k%U%!%$%k%7%9%F%`(B ($BNc$($P%k!<%H%U%!%$%k%7%9%F%`(B) $B$,K~GU6a$/$N;~$K(B
$B$=$l$KBP$9$kBg5,LO$J99?7!"$?$H$($P(B
.Em make installworld
$B$r$9$k$H!"6u$-NN0h$r;H$$2L$?$7$F99?7$,<:GT$7$F$7$^$&$3$H$,$"$j$^$9!#(B
.Pp
mount $B<B9T;~$N$$$/$D$+$N%*%W%7%g%s$O%U%!%$%k%7%9%F%`$r(B
$B%A%e!<%s$9$k$N$KLrN)$A$^$9!#(B
$B:G$bL@$i$+$G!"$7$+$b:G$b4m81$J$N$O(B
.Em async
$B$G$9!#$3$l$O7h$7$F;H$o$J$$$G$/$@$5$$!#BgJQ4m81$G$9!#(B
$BHf3SE*4m81EY$,Dc$/!"$h$jLr$KN)$D%^%&%s%H%*%W%7%g%s$O(B
.Em noatime
$B$G$9!#(B
$BDL>o(B UNIX $B%U%!%$%k%7%9%F%`$O%U%!%$%k$d%G%#%l%/%H%j$K%"%/%;%9$,(B
$B$"$C$?>l9g$O>o$K$=$N:G=*%"%/%;%9;~9o$r99?7$7$^$9!#(B
FreeBSD $B$G$O!"$3$NF0:n$OCY1d=q$-9~$_$G9T$J$o$l!"(B
$BDL>o$OBg$7$?Ii2Y$K$O$J$j$^$;$s!#(B
$B$7$+$7!"BgNL$N%U%!%$%k$,O"B3$7$F%"%/%;%9$5$l$?>l9g!"(B
$B%P%C%U%!%-%c%C%7%e$,%"%/%;%9;~9o$N99?7$G1x@w$5$l(B
$BBg$-$JIi2Y$H$J$j$^$9!#(B
$BNc$($P!"9bIi2Y$N(B web $B%5%$%H$dBgNL$NFI<T$rJz$($k%K%e!<%:%5!<%P(B
$B$G$O!"$3$N%^%&%s%H%*%W%7%g%s$GBg$-$J%Q!<%F%#%7%g%s$K$*$1$k(B
$B%"%/%;%9;~9o$N99?7$rDd;_$9$k$3$H$,9M$($i$l$^$9!#(B
$B:,5r$b$J$/!"$9$Y$F$N>l=j$G%"%/%;%9;~9o$N99?7$rDd;_$7$J$$$G$/$@$5$$!#(B
$BNc$($P(B / $B$d(B /usr $B$N$h$&$J$[$H$s$IFI$_9~$_$N$_$N(B
$B%Q!<%F%#%7%g%s$O%*%s$K$7$?$^$^$K$9$k$3$H$,$G$-$k$G$7$g$&(B
($BFC$K(B / $B$K$D$$$F$O$$$/$D$+$N%7%9%F%`%f!<%F%#%j%F%#$,(B
$B%"%/%;%9;~9o%U%#!<%k%I$r%j%]!<%H$N$?$a$KMxMQ$7$^$9(B)$B!#(B
.Sh $B%G%#%9%/$N%9%H%i%$%T%s%0(B
$BBg$-$J%7%9%F%`$G$O!"$$$/$D$+$N%I%i%$%V$N%Q!<%F%#%7%g%s$r8_$$$K(B
$B%9%H%i%$%T%s%0$7$F!"A4BN$H$7$F5pBg$J%Q!<%F%#%7%g%s$r:n$k$3$H$b$"$j$^$9!#(B
$B%9%H%i%$%T%s%0$O!"F~=PNOA`:n$rJ#?t$N%G%#%9%/$K?6$jJ,$1$k$3$H$G(B
$B%U%!%$%k%7%9%F%`$N@-G=$r8~>e$5$;$k$3$H$,$G$-$^$9!#(B
.Xr vinum 8
$B$*$h$S(B
.Xr ccd 4
$B%f!<%F%#%j%F%#$O!"%7%s%W%k$J%9%H%i%T%s%0$5$l$?%U%!%$%k%7%9%F%`$r(B
$B:n$k$N$K;H$o$l$^$9!#(B
$B0lHL$K!"%k!<%H$d(B /var/tmp $B$N$h$&$J>.$5$J%Q!<%F%#%7%g%s!"(B
$B$"$k$$$O(B /usr $B$N$h$&$JK\<AE*$KFI$_9~$_$N$_$N%Q!<%F%#%7%g%s$r(B
$B%9%H%i%$%T%s%0$7$F$b;~4V$NL5BL$K$7$+$J$j$^$;$s!#(B
$BK\Ev$KF~=PNO@-G=$rI,MW$H$9$k%Q!<%F%#%7%g%s$N$_$r%9%H%i%$%T%s%0$9$k(B
$B$Y$-$G$9!#E57?E*$K$O(B /var, /home $B$"$k$$$O%G!<%?%Y!<%9$d(B Web $B%Z!<%8$r(B
$BJ];}$9$k%+%9%?%`%Q!<%F%#%7%g%s$G$9!#(B
$BE,@Z$J%9%H%i%$%W%5%$%:$rA*$V$3$H$b=EMW$G$9!#(B
$B%U%!%$%k%7%9%F%`$O%a%?%G!<%?$r(B 2 $B$NN_>h$N6-3&$G3JG<$9$k798~$K$"$j!"(B
$BBgDq$O%7!<%/$rA}$d$9$N$G$O$J$/8:$i$7$?$$$G$7$g$&!#(B
$B$3$l$O!"(B1152 $B%;%/%?$H$$$C$?$h$&$J!"(B
$B%7!<%1%s%7%c%k$J(B I/O $B$,N>J}$N%G%#%9%/$r%7!<%/$7$J$$$h$&$K!"(B
$B$+$D%a%?%G!<%?$,C10l$N%G%#%9%/$K=8Cf$9$k$N$G$O$J$/N>J}$KJ,;6$9$k$h$&$J!"(B
$BCf?4$r30$l$?(B (off-centered) $BBg$-$J(B
$B%9%H%i%$%W%5%$%:$K$7$?$$!"$H$$$&$3$H$r0UL#$7$^$9!#(B
$BK\Ev$K@-G=$,I,MW$J$i!"(B
.Fx
$B$,%5%]!<%H$9$kK\J*$N%O!<%I%&%'%"(B RAID $B%3%s%H%m!<%i$r(B
$B;H$&$3$H$r4+$a$^$9!#(B
.Sh sysctl $B$K$h$k%A%e!<%K%s%0(B
.Pp
$B%7%9%F%`$K$O?tI4$N(B
.Xr sysctl 8
$BJQ?t$,B8:_$7$^$9!#(B
$B$=$N$J$+$K$O!"%A%e!<%K%s%0$N8uJd$N$h$&$K8+$($^$9$,K\Ev$O(B
$B$=$&$G$J$$$b$N$bB?$/4^$^$l$^$9!#$3$NJ8=q$G$O(B
$B%7%9%F%`$K:G$bBg$-$J1F6A$rM?$($k$b$N$@$1$r07$$$^$9!#(B
.Pp
.Em kern.ipc.shm_use_phys
$B$O!"%G%U%)%k%H$,(B 0 ($B%*%U(B) $B$G$"$j!"(B
0 ($B%*%U(B) $B$^$?$O(B 1 ($B%*%s(B) $B$K%;%C%H$9$k$3$H$,$G$-$^$9!#(B
$B$3$N%Q%i%a!<%?$r(B 1 $B$K%;%C%H$9$k$H!"A4$F$N(B SysV $B6&M-%a%b%j%;%0%a%s%H$,(B
$B%Z!<%8%s%0IT2D$NJ*M}%a%b%j$K%^%C%W$5$l$^$9!#(B
$B$3$l$O!"(B(A) $BBgNL(B ($B?tI4(B) $B$N%W%m%;%94V$G>/NL$N6&M-%a%b%j$r(B
$B%^%C%T%s%0$7$F$$$k$+!"(B(B) $BG$0U8D$N%W%m%;%94V$GBgNL$N6&M-%a%b%j$r(B
$B%^%C%T%s%0$7$F$$$k!"$N$$$:$l$+$N>l9g$K8z2L$,$"$j$^$9!#(B
$B$3$N5!G=$O!"6&M-%a%b%j$r%9%o%C%WIT2D$K$9$k$3$H$G!"(B
$B6&M-%a%b%j$r%3%"$K7k$SIU$1$k;~$K@8$8$k!"(B
$B%+!<%M%k$K$*$1$kFbIt$N%a%b%j4IM}$K$h$k%Z!<%8DI@W(B
$B%*!<%P%X%C%I$r$+$J$j8:$i$7$^$9!#(B
.Pp
.Em vfs.vmiodirenable
$B$O!"%G%U%)%k%H$O(B 0 ($B%*%U(B) $B$G$"$j(B ($B$7$+$76a$$$&$A$K%G%U%)%k%H$,(B 1 $B$K(B
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$B$3$N%Q%i%a!<%?$O!"%G%#%l%/%H%j$,%7%9%F%`$K$h$C$F$I$N$h$&$K(B
$B%-%c%C%7%e$5$l$k$+$r@)8f$7$^$9!#(B
$B$[$H$s$I$N%G%#%l%/%H%j$O>.$5$/!"(B
$B%U%!%$%k%7%9%F%`$K$*$$$F$OC10l%U%i%0%a%s%H(B ($BE57?E*$K$O(B 1K)
$B$G$"$j!"%P%C%U%!%-%c%C%7%e$G$O$5$i$K>.$5$/$J$C$F$$$^$9(B
($BE57?E*$K$O(B 512$B%P%$%H(B)$B!#(B
$B$7$+$7!"%G%U%)%k%H%b!<%I$GF0:n$7$F$$$k;~$O!"(B
$BBgNL$N%a%b%j$rEk:\$7$F$$$F$b(B
$B%P%C%U%!%-%c%C%7%e$O8GDj?t$N%G%#%l%/%H%j$7$+%-%c%C%7%e$7$^$;$s!#(B
$B$3$N(B sysctl $B$r%*%s$K$9$k$H!"%P%C%U%!%-%c%C%7%e$,(B
VM $B%Z!<%8%-%c%C%7%e$r!"%G%#%l%/%H%j$r%-%c%C%7%e$9$k$?$a$K;H$&$3$H$r2DG=$K(B
$B$7$^$9!#(B
$B$3$l$K$h$kMxE@$O!"A4$F$N%a%b%j$,%G%#%l%/%H%j$r(B
$B%-%c%C%7%e$9$k$N$K;H$($k$h$&$K$J$k$H$$$&$3$H$G$9!#(B
$B7gE@$O!"%-%c%C%7%e$K;H$o$l$k:G>.$N%a%b%j$NBg$-$5$,(B 512 $B%P%$%H$G$O$J$/(B
$BJ*M}%Z!<%8%5%$%:(B ($BBgDq$O(B 4K) $B$K$J$k$3$H$G$9!#(B
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$B>o$K$3$N%*%W%7%g%s$r%*%s$K$9$k$3$H$r?d>)$7$^$9!#(B
$B$=$N$h$&$J%5!<%S%9$K$O!"(Bweb $B%-%c%C%7%e$d!"Bg5,LO$J%a!<%k%7%9%F%`!"(B
$B%K%e!<%:%7%9%F%`$J$I$,4^$^$l$^$9!#$3$N%*%W%7%g%s$O0lHL$K(B
$B%a%b%j$r>CHq$7$^$9$,!"@-G=$r:o8:$9$k$3$H$O$"$j$^$;$s!#(B
$B$?$@$7<B83$7$FD4$Y$F$_$k$Y$-$G$7$g$&!#(B
.Pp
$B%P%C%U%!%-%c%C%7%e$H(B VM $B%Z!<%8%-%c%C%7%e$K4XO"$7$?!"MM!9$J(B sysctl $B$,(B
$BB8:_$7$^$9!#$3$l$i$r0G1@$KJQ99$9$k$N$O?d>)$5$l$^$;$s!#(B
.Fx 4.3
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$B;E;v$r$7$F$$$^$9!#(B
.Pp
.Em net.inet.tcp.sendspace
$B$H(B
.Em net.inet.tcp.recvspace
$B$O!"%M%C%H%o!<%/$K4XO"$9$k%"%W%j%1!<%7%g%s$r(B
$B2TF0$7$F$$$k>l9g$OFC$K=EMW$G$9!#$3$l$O!"(BTCP $B%3%M%/%7%g%s$N(B
$BAw?.$*$h$S<u?.%P%C%U%!NN0h$NBg$-$5$rD4@a$7$^$9!#(B
$B%G%U%)%k%H$O(B 16K $B$G$9!#$3$N%G%U%)%k%H$rA}$d$9$3$H$G(B
$B3F%3%M%/%7%g%s$K$D$$$F%+!<%M%k%a%b%j$,$5$i$K>CHq$5$l$^$9$,!"(B
$BBS0hI}$NMxMQN($,2~A1$9$k$3$H$,$"$j$^$9!#(B
$BF1;~$K?tI4$H$+?t@i$N%3%M%/%7%g%s$r07$C$F$$$k>l9g!"(B
$B$3$N%G%U%)%k%H$rA}$d$9$3$H$O?d>)$5$l$^$;$s!#(B
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$BFC$K%.%,%S%C%H%$!<%5%M%C%H$N>l9g!"$3$N%G%U%)%k%H$rBgI}$KA}$d$9(B
$B$3$H$,$G$-$^$9!#(B
$BF~NO%G!<%?$H=PNO%G!<%?$N%P%C%U%!$r8DJL$KD4@0$9$k$3$H$,$G$-$^$9!#(B
$B$?$H$($P!"<g$K(B web $B%5!<%S%9$r$7$F$$$k%^%7%s$J$i$P(B recvspace $B$r(B
$B8:$i$9$3$H$G!"$=$l$[$IBgNL$K%+!<%M%k%a%b%j$r>CHq$;$:$K(B
sendspace $B$rA}$d$9$3$H$,$G$-$^$9!#(B
$B7PO)I=(B (
.Xr route 8
$B$r;2>H(B ) $B$KBP$7$F$O!"7PO)$KFC2=$7$?Aw<u?.%P%C%U%!$rF3F~$9$k$3$H$,(B
$B$G$-$k$H$$$&$3$H$KCm0U$7$F$/$@$5$$!#(B
$BIU2CE*$J4IM}%D!<%k$H$7$F!"%U%!%$%"%&%)!<%k%k!<%k$K$*$$$F(B
$B%Q%$%W(B (pipe) $B$r;H$&$3$H$G(B (
.Xr ipfw 8
$B$r;2>H(B )$B!"FCDj$N(B IP $B%V%m%C%/$d%]!<%H$X9T$/!"$"$k$$$O$=$3$+$i(B
$BMh$kBS0hI}$r@)8B$9$k$3$H$,$G$-$^$9!#(B
$BNc$($P(B T1 $B2s@~$r;}$C$F$$$k>l9g!"(B
web $B%H%i%U%#%C%/$O2s@~$N(B 70% $B$K@)8B$7!";D$j$r%a!<%k$H(B
$B%$%s%?%i%/%F%#%V$JMQES$K;H$$$?$$$H;W$&$G$7$g$&!#(B
$BDL>o9b$$Ii2Y$N(B web $B%5!<%P$O!"%M%C%H%o!<%/2s@~$,(B
$B;H$$@Z$i$l$F$$$F$b!"B>$N%5!<%S%9$KBg$-$JCY1d$rM?$($k$3$H$O(B
$B$"$j$^$;$s$,!"@)8B$r$+$1$k$3$H$OJ*;v$r1_3j$K$7D94|E*$J0BDj$K$D$J$,$j$^$9!#(B
$B$^$?!"B?$/$N?M$,!"BS0hD62a$K$h$k2]6b$r$5$l$J$$$h$&$K(B
$B0U?^E*$JBS0h@)8B$r$+$1$F$$$^$9!#(B
.Pp
TCP $B$NAw?.$"$k$$$O<u?.%P%C%U%!%5%$%:$r(B 65535 $B$rD6$($F;XDj$7$F$b(B
$B$[$H$s$I@-G=$N2~A1$O$"$j$^$;$s!#$3$l$O(B TCP $B%W%m%H%3%k<+?H$N@)8B$G$9!#(B
$B$3$N@)8B$K$h$j!"$"$k<o$N%M%C%H%o!<%/2s@~(B ($BFC$K%.%,%S%C%H(B WAN $B2s@~$d(B
$B9bCY1d$N1R@12s@~(B) $B$G:G9b%l%Y%k$N@-G=$KC#$7$J$$$3$H$,$"$j$^$9!#(B
$B$=$N$h$&$J>l9g$G!"$=$N@-G=$,<u$1F~$l$i$l$k$h$&$J$b$N$J$i!"(B
$BC1=c$K(B TCP $B%P%C%U%!%5%$%:$r(B 65535 $B$K%;%C%H$78GDj$9$k$3$H$r?d>)$7$^$9!#(B
$B6KC<$J>l9g$O!"(B
.Em net.inet.tcp.rfc1323
$B$r%*%s$K$7$F%P%C%U%!%5%$%:$r(B 65535 $B$h$jA}$d$9$3$H$,$G$-$^$9!#(B
$B$3$N%*%W%7%g%s$O(B TCP $B%W%m%H%3%k$N%&%#%s%I%&%5%$%:3HD%$rM-8z$K$7$^$9!#(B
$B$I$&$7$F$b$3$l$r;H$o$J$1$l$P$J$i$J$$>l9g0J30$O!";H$o$J$$$3$H$r(B
$B?d>)$7$^$9!#%$%s%?!<%M%C%H>e$NB?$/$N%[%9%H$,$3$N3HD%$r07$&$3$H$,$G$-$:!"(B
$B%3%M%/%7%g%s$,Dd;_$7$F$7$^$&860x$K$J$k$3$H$b$"$j$^$9!#(B
.Pp
.Em net.inet.tcp.always_keepalive
$B$O%*%s(B (1 $B$K%;%C%H(B) $B$K$7$F$=$N$^$^$K$7$F$*$$$F$/$@$5$$!#(B
$B%G%U%)%k%H$OBgDq%*%U$G$9!#>/NL$N%M%C%H%o!<%/BS0h$r>CHq$7$^$9$,!"(B
$B6vA3;`$s$G$7$^$C$?(B TCP $B%3%M%/%7%g%s$rG'<1$7=|5n$9$k$3$H$rJ]>Z$7$^$9!#(B
$B;`$s$G$7$^$C$?(B TCP $B%3%M%/%7%g%s$O!"FC$K%@%$%"%k%"%C%W$N%f!<%6$K$h$j%"%/%;%9(B
$B$5$l$k%7%9%F%`$GH/@8$9$kLdBj$G$9!#(B
$B%f!<%6$O!"$7$P$7$P@5$7$/%"%/%F%#%V%3%M%/%7%g%s$rJD$8$:$K%b%G%`$r@ZCG(B
$B$9$k$+$i$G$9!#(B
.Pp
.Em kern.ipc.somaxconn
$B$O!"?7$7$$(B TCP $B%3%M%/%7%g%s$r<u$1IU$1$k$?$a$N(B listen $B%-%e!<$N(B
$B%5%$%:$r@)8B$7$^$9!#9bIi2Y$N(B web $B%5!<%P4D6-$G$O!"(B
$B%G%U%)%k%HCM$N(B 128 $B$O?7$7$$%3%M%/%7%g%s$rM>M5$r$b$C$F07$&$K$ODc$9$.$^$9!#(B
$B$=$N$h$&$J4D6-$G$O!"$3$NCM$r(B 1024 $B0J>e$KA}$d$9$3$H$,?d>)$5$l$^$9!#(B
$B%5!<%S%9%G!<%b%s(B ($BNc$($P(B sendmail $B$d(B apache ) $B$O<+J,<+?H$N(B
listen $B%-%e!<$N%5%$%:$r@)8B$7$F$$$k$+$b$7$l$^$;$s$,!"@_Dj%U%!%$%k$G(B
$B%-%e!<$N%5%$%:$rA}$d$9%G%#%l%/%F%#%V$r;}$D$h$&$K$J$k$G$7$g$&!#(B
listen $B%-%e!<$rBg$-$/$9$k$3$H$O!"%5!<%S%95qH]967b$rKI$0$N$K$bLrN)$A$^$9!#(B
.Pp
.Em kern.maxfiles
$B$O!"%7%9%F%`$,$I$l$@$1$N?t$N%U%!%$%k$r%*!<%W%s$G$-$k$+$r(B
$B7h$a$^$9!#%G%U%)%k%H$OE57?E*$K$O?t@i$G$9$,!"%G!<%?%Y!<%9$d5-=R;R$r(B
$BBgNL$K;H$&%G!<%b%s$r2TF/$7$F$$$k>l9g$O(B 10000 $B$d(B 20000 $B$K0z$->e$2$kI,MW(B
$B$,$"$k$+$b$7$l$^$;$s!#(B
.Pp
.Em vm.swap_idle_enabled
$B$O!"B??t$N%f!<%6$,%7%9%F%`$K=PF~$j$7$FBgNL$N%"%$%I%k%W%m%;%9$,(B
$B$"$kBg$-$J%^%k%A%f!<%6%7%9%F%`$GJXMx$G$9!#(B
$B$=$N$h$&$J%7%9%F%`$G$O!"%U%j!<%a%b%j$NM=Ls$KBP$9$k7QB3$7$?(B
$BBg$-$J%W%l%C%7%c!<$r@8@.$9$k798~$K$"$j$^$9!#$3$l$r%*%s$K$7$F(B
.Em vm.swap_idle_threshold1
$B$H(B
.Em vm.swap_idle_threshold2
$B$G%9%o%C%W%"%&%H%R%9%F%j%7%9(B ($B%"%$%I%k$NIC?t(B) $B$rD4@0$9$k$3$H$G(B
$B%"%$%I%k%W%m%;%9$KM?$($i$l$F$$$k%Z!<%8$NM%@hEY$rDL>o$N%Z!<%8%"%&%H(B
$B%"%k%4%j%:%`$h$j$bB.$d$+$K2<$2$k$3$H$,$G$-$^$9!#(B
$B$3$l$O%Z!<%8%"%&%H%G!<%b%s$r<j=u$1$7$^$9!#I,MW$,$J$$$+$.$j!"(B
$B$3$N%*%W%7%g%s$O%*%s$K$7$J$$$G$/$@$5$$!#(B
$B$3$l$K$h$C$F5/$3$k%H%l!<%I%*%U$O!"K\<AE*$K!"(B
$B%9%o%C%W$H%G%#%9%/BS0hI}$r$h$jB?$/>CHq$7$F%a%b%j$N%W%j%Z!<%8%s%0$r(B
$B$h$jAa$$$&$A$K9T$&$3$H$@$+$i$G$9!#(B
$B>.$5$J%7%9%F%`$G$O$3$N%*%W%7%g%s$OM-32$H$J$k$G$7$g$&$,!"(B
$B$9$G$K$"$kDxEY%Z!<%8%s%0$,H/@8$7$F$$$kBg$-$J%7%9%F%`$G$O!"(B
$B$3$N%*%W%7%g%s$K$h$C$F!"A4BN$N%W%m%;%9$,$h$jMF0W$K%a%b%j$XF~$C$?$j(B
$B=P$?$j$9$k$h$&$K$G$-$k$G$7$g$&!#(B
.Sh $B%+!<%M%k9=@.$K$*$1$k%A%e!<%K%s%0(B
.Pp
$BBg5,LO$J%7%9%F%`$G$O!"$$$/$D$+$N%+!<%M%k%*%W%7%g%s$rA`:n$7$J$1$l$P(B
$B$J$i$J$$$+$b$7$l$^$;$s!#$3$l$i$N%*%W%7%g%s$rJQ99$9$k>l9g!"$"$J$?$O(B
$B%=!<%9$+$i?7$7$$%+!<%M%k$r%3%s%Q%$%k$G$-$J$1$l$P$J$j$^$;$s!#(B
.Xr config 8
$B%^%K%e%"%k%Z!<%8$d%O%s%I%V%C%/$,$h$$F~Lg$H$J$k$G$7$g$&!#(B
$B$"$J$?$@$1$N%+%9%?%`%+!<%M%k$r:n$k$H$-$K0lHL$K:G=i$K$9$k$3$H$O!"(B
$B;HMQ$7$J$$%I%i%$%P$d%5!<%S%9$r$9$Y$F:o$k$3$H$G$9!#(B
.Em INET6
$B$d;H$o$J$$%I%i%$%P$r:o=|$9$k$3$H$G!"%+!<%M%k$N%5%$%:$r;~$K(B
1 $B%a%,%P%$%H0J>e8:$i$9$3$H$,$G$-!"%"%W%j%1!<%7%g%s$K$5$i$K(B
$B%a%b%j$rM?$($k$3$H$,$G$-$^$9!#(B
.Pp
.Em maxusers
$B%+!<%M%k%*%W%7%g%s$N%G%U%)%k%H$O6C$/$[$I>.$5$JCM$G$9!#(B
$B:G6a$N%^%7%s$G$O!"$*$=$i$/(B 64, 128, $B$"$k$$$O(B 256 $B$K(B
$BA}$d$7$?$$$H;W$&$G$7$g$&!#G|Bg$J?t$N%U%!%$%k5-=R;R$,I,MW$G$J$$8B$j!"(B
256 $B$rD6$($k$N$O?d>)$5$l$^$;$s!#(B
$B%M%C%H%o!<%/%P%C%U%!$K$b1F6A$rM?$($^$9$,!"JL$N%+!<%M%k%*%W%7%g%s$G(B
$B@)8f$G$-$^$9!#%M%C%H%o!<%/(B mbuf $B$r$5$i$KF@$k$?$a$@$1$K(B maxusers $B$r(B
$BA}$d$5$J$$$G$/$@$5$$!#(B
.Pp
.Em NMBCLUSTERS
$B$rD4@0$9$k$3$H$G!"%7%9%F%`$,3d$jEv$F$h$&$H$7$F$$$k(B
$B%M%C%H%o!<%/(B mbuf $B$N?t$rA}$d$9$3$H$,$G$-$^$9!#(B
$B$=$l$>$l$N%/%i%9%?$OLs(B 2K $B$N%a%b%j$KAjEv$9$k$N$G!"(B
1024 $B$O(B 2M $B$N%+!<%M%k%a%b%j$r%M%C%H%o!<%/%P%C%U%!$K(B
$BM=Ls$9$k$3$H$r<($7$^$9!#(B
$B4JC1$J7W;;$G$I$l$@$1I,MW$J$N$+$,$o$+$j$^$9!#(B
web $B%5!<%P$,F1;~$K:GBg(B 1000 $BK\$N%3%M%/%7%g%s$r07$$!"(B
$B3F%3%M%/%7%g%s$,(B 16K $B$N<u?.%P%C%U%!$H(B 16K $B$NAw?.%P%C%U%!$r>CHq$9$k>l9g!"(B
$BLs(B 32MB $B$KAjEv$9$k%M%C%H%o!<%/%P%C%U%!$r07$&I,MW$,$"$j$^$9!#(B
$B7P83$+$iF@$?J}K!$K$h$k$H!"(B2 $BG\$9$k$H$h$$$H$5$l$F$$$^$9!#(B
$B$D$^$j(B 32MBx2 = 64MB/2K = 32768 $B$G$9!#(B
$B$7$?$,$C$F!"$3$N>l9g$O(B NMBCLUSTERS $B$r(B32768 $B$K@_Dj$7$^$9!#(B
$BCf$/$i$$$NNL$N%a%b%j$,Ek:\$5$l$?%^%7%s$G$O(B 1024 $B$+$i(B 4096$B!"(B
$B$5$i$KBgNL$N%a%b%j$,Ek:\$5$l$F$$$k$J$i(B 4096 $B$+$i(B 32768 $B$NCM$r(B
$B?d>)$7$^$9!#(B
$BBg$-$$CM$r;XDj$9$k$3$H$O!"0U?^E*$K$=$&$7$J$1$l$P$J$i$J$$8B$j!"(B
$B%V!<%H;~$K%/%i%C%7%e$r0z$-5/$3$92DG=@-$,$"$j$^$9!#(B
.Xr netstat 1
$B$K(B -m $B%*%W%7%g%s$rM?$($k$3$H$G!"%M%C%H%o!<%/%/%i%9%?$N;HMQ>u67$,J,$+$j$^$9!#(B
.Pp
$B$^$9$^$9B?$/$N%W%m%0%i%`$,(B
.Fn sendfile
$B%7%9%F%`%3!<%k$r;H$C$F%M%C%H%o!<%/$rDL$8$F%U%!%$%k$r(B
$BE>Aw$7$F$$$^$9!#(B
.Em NSFBUFS
$B%+!<%M%k%Q%i%a!<%?$O(B
.Fn sendfile
$B$N<B9T;~$K%U%!%$%k%7%9%F%`%P%C%U%!$r$I$l$@$1$N?t$@$1(B
$B;H$($k$+$r@)8f$7$^$9!#DL>o$3$N%Q%i%a!<%?$O(B 
.Em maxusers
$B$KHfNc$7$F$$$k$N$G!"6KC<$J>l9g$r=|$$$F$O(B
$B$3$N%Q%i%a!<%?$K<j$r=P$9I,MW$O$"$j$^$;$s!#(B
.Pp
.Em SCSI_DELAY
$B$H(B
.Em IDE_DELAY
$B$O!"%7%9%F%`$N5/F0;~4V$r8:$i$9$?$a$K;H$&$3$H$,$G$-$^$9!#(B
$B$3$N%G%U%)%k%HCM$O$+$J$jBg$-$/!"%V!<%H=hM}$NCf$G(B 15 $BIC0J>e$r@j$a$k$G$7$g$&!#(B
SCSI_DELAY $B$r(B 5 $BIC$K8:$i$7$F$bBgDq$O$&$^$/F0$-$^$9(B ($BFC$K:G6a$N%I%i%$%V$G$O(B)$B!#(B
IDE_DELAY $B$r8:$i$7$F$b$&$^$/$$$-$^$9$,!">/!9?5=E$K$J$kI,MW$,$"$j$^$9!#(B
.Pp
.Em XXX_CPU
$B%*%W%7%g%s$NB?$/$O%3%a%s%H%"%&%H$G$-$^$9!#(B
$B$=$N%+!<%M%k$r(B Pentium $B%/%i%9$N(B CPU $B$@$1$GF0$+$9$J$i!"(B
.Em I386_CPU
$B$H(B
.Em I486_CPU
$B$O:o=|$9$k$3$H$,$G$-$^$9!#$?$@$7!"(B
.Em I586_CPU
$B$O!"(BCPU $B$,(B Pentium II $B0J>e$H$7$FG'<1$5$l$k$3$H$r3NG'$7$F$+$i(B
$B:o=|$7$F$/$@$5$$!#(BPentium $B$d(B 486 $B$H$7$F$5$(G'<1$5$l$k%/%m!<%s$,B8:_$7!"(B
$B$=$N>l9g$O$3$l$i$N%*%W%7%g%s$,$J$$$H5/F0$9$k$3$H$,$G$-$^$;$s!#(B
$B$b$7F0$$$?$i$9$4$$$3$H$G$9(B !
$B%*%Z%l!<%F%#%s%0%7%9%F%`$O!"(BMMU $B$d(B
$B%?%9%/@Z$jBX$(!"%?%$%`%Y!<%9!"%G%P%$%9A`:n$K;j$k!"$h$j9bEY$J5!G=$r(B
$B$h$jMxMQ$9$k$3$H$,$G$-$k$h$&$K$J$j$^$9!#(B
$B2C$($F$h$j9bEY$J(B CPU $B$O!"%+!<%M%k$,%+!<%M%k<+?H$r%a%b%j$K%^%C%W$9$k(B
4MB $B$N(B MMU $B%Z!<%8$r%5%]!<%H$7$^$9!#$3$l$O9b$$%7%9%F%`%3!<%kIi2Y$N(B
$B2<$G$N8zN($r>e$2$^$9!#(B
.Sh IDE $B%i%$%H%-%c%C%7%e(B
.Fx 4.3
$B$G$O(B IDE $B$N%i%$%H%-%c%C%7%e$,%*%U$K$J$j$^$7$?!#$3$l$O(B
IDE $B%G%#%9%/$X$N=q$-9~$_BS0hI}$r8:$i$7$F$7$^$&$3$H$K$J$j$^$9$,!"(B
$B%O!<%I%I%i%$%V%Y%s%@$+$iEA$($i$l$?!"%G!<%?$N0l4S@-$K4X$9$k=EBg$JLdBj$N$?$a(B
$BI,MW$J$3$H$@$H9M$($i$l$^$7$?!#(B
$B4pK\E*$K$O!"=q$-9~$_$,40N;$7$?;~$K(B IDE $B%I%i%$%V$,(B
$B13$r$D$/$H$$$&LdBj$G$9!#(B
IDE $B%i%$%H%-%c%C%7%e$,%*%s$G$"$k$H!"(B
IDE $B%O!<%I%I%i%$%V$O%G!<%?$r=gHV$K=q$-$3$^$J$$$P$+$j$+!"(B
$B%G%#%9%/$NIi2Y$,9b$$;~$K$O$$$/$D$+$N%V%m%C%/$N=q$-9~$_$r(B
$BL54|8B$K1d4|$7$F$7$^$$$^$9!#(B
$B%/%i%C%7%e$dEE8;8N>c$N>l9g!"%U%!%$%k%7%9%F%`$N=EBg$JGK2u$r(B
$B$b$?$i$7$^$9!#$7$?$,$C$F;d$?$A$O%G%U%)%k%H$r0BA4B&$KJQ99$7$^$7$?!#(B
$B;DG0$J$,$i!"$3$l$OBgJQ$J@-G=$NDc2<$r$b$?$i$7!";d$?$A$O$"$-$i$a$F(B
$B$3$N%j%j!<%98e$K%*%s$KLa$7$^$7$?!#(B
.Em hw.ata.wc
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$B$b$7(B IDE $B%i%$%H%-%c%C%7%e$,%*%U$K$J$C$F$$$?$i!"(B
.Em hw.ata.wc
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$B$3$l$O%V!<%H;~$K%V!<%H%m!<%@$+$i9T$o$J$1$l$P$J$j$^$;$s!#(B
$B%+!<%M%k$,%V!<%H$7$?8e$K9T$C$F$b8z2L$O$"$j$^$;$s!#(B
.Xr ata 4
$B$H(B
.Xr loader 8
$B$r;2>H$7$F$/$@$5$$!#(B
.Pp
IDE $B%O!<%I%I%i%$%V$N<B83E*$J?75!G=$H$7$F!"(B
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$B%i%$%H%-%c%C%7%e$r0BA4$K%*%s$K$9$k$3$H$,$G$-$^$9!#(B
$B$3$l$O(B SCSI $B$N%?%.%s%05!G=$r(B IDE $B%I%i%$%V$K;}$A9~$s$@$b$N$G$9!#(B
$B$3$l$r=q$$$F$$$k;~E@$G$O!"(BIBM DPLA $B$H(B DTLA $B%I%i%$%V$@$1$,$3$N5!G=$r(B
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$B@-G=$,I,MW$J$i(B SCSI $B$r;H$$$^$7$g$&!#(B
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.Xr systat 1
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$BJ#?t$N%^%7%s$KA`:n$rJ,;6$5$;$kEy$G$9!#(B
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.Pp
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$BNc$($P(B
.Xr firewall 7
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$BDL$C$F%k!<%F%#%s%0$5$l$J$$$h$&$J%H%]%m%8$r;}$C$?!"(B
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$BI,MW$K1~$8$F(B 10BaseT $B$G$O$J$/(B 100Base-T $B$r!"$"$k$$$O(B 100BaseT $B$G$O$J$/(B
1000BaseT $B$r;H$$$^$7$g$&!#(B
$B:GBg$N%\%H%k%M%C%/$O(B WAN $B2s@~$G$9(B ($B%b%G%`!"(BT1$B!"(BDSL $BEy(B)$B!#(B
$B2s@~$rA}6/$G$-$J$$$N$G$"$l$P!"(Bipfw $B$N(B
.Sy DUMMYNET
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$B$K1F6A$rM?$($k$N$rKI$$$G$/$@$5$$!#5U$b$^$?F1MM$G$9!#(B
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$B%$%s%?%i%/%F%#%V$J%H%i%U%#%C%/(B ($B%V%i%&%6$d(B ssh $B%m%0%$%s(B) $B$r(B
$BM%@h$9$k$?$a$K;H$&$3$H$,$G$-$k$G$7$g$&!#(B
.Sh $B4XO"9`L\(B
.Pp
.Xr netstat 1 ,
.Xr systat 1 ,
.Xr ata 4 ,
.Xr ccd 4 ,
.Xr login.conf 5 ,
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.Xr firewall 7 ,
.Xr ports 7 ,
.Xr boot 8 ,
.Xr config 8 ,
.Xr disklabel 8 ,
.Xr fsck 8 ,
.Xr ifconfig 8 ,
.Xr ipfw 8 ,
.Xr loader 8 ,
.Xr newfs 8 ,
.Xr route 8 ,
.Xr sysctl 8 ,
.Xr tunefs 8 ,
.Xr vinum 8
.Sh $BNr;K(B
.Nm
$B%^%K%e%"%k%Z!<%8$O!"$b$H$b$H(B
.An Matthew Dillon
$B$K$h$C$F=q$+$l$^$7$?!#:G=i$K8=$l$?$N$O(B
.Fx 4.3
$B$G!"(B2001 $BG/(B 5 $B7n$N$3$H$G$9!#(B
