<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN">
<HTML>
<HEAD>
<META NAME="GENERATOR" CONTENT="SGML-Tools 1.0.9">
<TITLE>HOWTO: Multi Disk System Tuning: $B9M;!$HJ,3d(B</TITLE>
<LINK HREF="Multi-Disk-HOWTO-11.html" REL=next>
<LINK HREF="Multi-Disk-HOWTO-9.html" REL=previous>
<LINK HREF="Multi-Disk-HOWTO.html#toc10" REL=contents>
</HEAD>
<BODY>
<A HREF="Multi-Disk-HOWTO-11.html">$B<!$N%Z!<%8(B</A>
<A HREF="Multi-Disk-HOWTO-9.html">$BA0$N%Z!<%8(B</A>
<A HREF="Multi-Disk-HOWTO.html#toc10">$BL\<!$X(B</A>
<HR>
<H2><A NAME="s10">10. $B9M;!$HJ,3d(B</A></H2>
<P>
<!--
disk!considerations and dimensioning
-->
$B$^$:<+J,$NCV$+$l$F$$$kN)>l$H!"2?$,$7$?$$$N$+$H$$$&$3$H$+$i;O$a$^$7$g$&!#(B
$B2HDm$N%7%9%F%`$O4{$K$"$k%O!<%I%&%'%"$K%$%s%9%H!<%k$5$l$k$3$H$,B?$$$G$7$g$&!#(B
$B?7$7$/(B Linux $B%f!<%6$K$J$C$??M$O!"$=$N4{B8$N%O!<%I%&%'%"$+$i(B
$B:G9b$N%Q%U%)!<%^%s%9$r0z$-=P$7$?$$$H;W$&$G$7$g$&!#(B
$B5U$K%$%s%?!<%M%C%H%W%m%P%$%@$N$h$&$K!"(B
$BFCDj$NL\E*$N$?$a$K?7$?$J%7%9%F%`$r%;%C%H%"%C%W$9$k>l9g$O!"(B
$BL\E*$K1~$8$F9XF~$9$k%O!<%I%&%'%"$r7hDj$9$kI,MW$,$"$j$^$9!#(B
$B$3$NJ8=q$G$O!"$3$NN>6K$r%+%P!<$7$?$$$H;W$C$F$$$^$9!#(B
<P>$BMM!9$JL\E*$K1~$8$F!"(B
$B%U%!%$%k%7%9%F%`$N%I%i%$%V$X$NG[CV$b0[$J$C$F$/$k$G$7$g$&!#(B
$BNc$($P%^%k%A%f!<%6$G;H$&Bg$-$J%^%7%s$J$I$G$O(B
<CODE>/home</CODE> $B$rFHN)$7$?%G%#%9%/$KJ,N%$9$k$N$,NI$$$G$7$g$&!#(B
<P>$B0lHL$K@-G=$r>e$2$k$K$O!"(B
$B$G$-$k$@$1$?$/$5$s$N$b$N$rJL!9$N%G%#%9%/$KJ,;6$5$;$k$N$,M-Mx$G$9!#(B
$B$7$+$70l$D$N(B SCSI $B%P%9$K7R$0$3$H$N$G$-$k%G%P%$%9$N?t$O8B$i$l$F$$$^$9$7!"(B
$B%3%9%H$NLdBj$bMm$s$G$/$k$G$7$g$&!#(B
$B$^$?%Q!<%F%#%7%g%s$d%G%#%9%/$N?t$,A}$($k$K$D$l$F(B
$B4IM}$,LLE]$K$J$k$H$$$&E@$b=EMW$G$9!#(B
<P>
<H2><A NAME="ss10.1">10.1 $B<+Bp$N%7%9%F%`(B</A>
</H2>
<P>
<!--
disk!considerations and dimensioning!home systems
-->
$B:G6a$N0B2A$J%O!<%I%&%'%"$r;H$($P!"$=$l$[$I$*6b$r$+$1$J$/$F$b(B
$B<+Bp$KBg$-$J%7%9%F%`$r9=C[$G$-$k$G$7$g$&!#(B
$BM-L>$J%5%$%H$N0lG/A0$N%5!<%P%^%7%s$HD%$j$"$($k$/$i$$$b$N$b(B
$B$=$l$[$IFq$7$/$J$$$O$:$G$9!#(B
$BB?$/$N?M$,8E$/$FM>$C$?%G%#%9%/$+$i%5!<%P$r9=C[$9$k0lJ}(B
($B$3$N(B HOWTO $B$,@8$^$l$k$-$C$+$1$b$3$l$G$7$?(B)$B!"(B
40 GB $BJ,$N%G%#%9%/$rGc$$$=$m$($k$3$H$,$G$-$k?M$b(B
$B$^$?>/$J$/$O$J$$$G$7$g$&!#(B
<P>$B$G$b%5%$%:$N8+@Q$b$j$,I,MW$J?M$b$^$@$$$k$G$7$g$&$+$i!"(B
$B0J2<$K$$$/$D$+$NL\0B$r5s$2$F$*$-$^$9!#(B
<P>
<DL>
<DT><B>Linux $B$r;n$9(B</B><DD><P>Linux $B$O%7%s%W%k$K$G$-$F$$$F!";n$9$@$1$J$i%O!<%I%G%#%9%/$bI,MW$"$j$^$;$s!#(B
$B%V!<%H%U%m%C%T!<$5$($"$l$P!"$"$J$?$N;}$C$F$$$k%O!<%I%&%'%"$G(B
Linux $B$rF0$+$7$F$_$k$3$H$,$G$-$^$9!#(B
$B$b$7;H$C$F$$$k%O!<%I%&%'%"$,FC<l$GI8=`$N%+!<%M%k$,F0$+$J$$>l9g$G$b!"(B
$BBP1~$7$?%V!<%H%G%#%9%/$,MQ0U$5$l$F$$$k$O$:$G$9!#(B
$B:G0-$N>l9g$G$b!"$*;H$$$N%7%9%F%`$KE,1~$7$?%+!<%M%k$,9=C[$G$-$k$^$G$N4D6-$O(B
$B@0$C$F$$$k$O$:$G$9!#(B
<P>
<DT><B>Linux $B$G3X$V(B</B><DD><P>OS $B$K$D$$$F3X$V$K$O(B Linux $B$O:GE,$G$9!#4XO"J8=q$,;3$[$I$"$j$^$9$7!"(B
$B%=!<%9$r8+$k$3$H$b$G$-$^$9!#(B
$B%I%i%$%V0lBf$K(B 50 MB $B$[$I$NMFNL$,$"$l$P!"%7%'%k$r5/F0$7!"(B
$BNI$/;H$o$l$k%3%^%s%I$d%f!<%F%#%j%F%#$rF~$l$F$*$/$K$O=<J,$G$7$g$&!#(B
<P>
<DT><B>Linux $B$GM7$V(B</B><DD><P>$B<qL#$H$7$F(B Linux $B$r07$C$?$j!"3X=,$r$5$i$K?J$a$k$?$a$K$O!"(B
$B$b$&>/$7B?$/$N%3%^%s%I$d%f!<%F%#%j%F%#$,I,MW$K$J$k$+$b$7$l$^$;$s!#(B
$B$7$+$7%I%i%$%V$OAjJQ$o$i$:0lBf!"(B 500 MB $B$[$I$"$l$P(B OK $B$G$9!#(B
$B%=!<%9$d%I%-%e%a%s%H$b=<J,F~$l$F$*$1$k$O$:$G$9!#(B
<P>
<DT><B>Linux $B$G;E;v$9$k(B</B><DD><P>$B%W%m%0%i%`3+H/$d!"<qL#$G$bK\3JE*$JMxMQ$H$J$k$H!"(B
$B$b$&>/$7MFNL$,I,MW$K$J$j$^$9!#(B
$B$3$N:"$K$J$k$H$-$C$H%a!<%k$d%K%e!<%9$rMxMQ$9$k$h$&$K$J$C$F$$$k$G$7$g$&$+$i!"(B
$B$=$N$?$a$N%9%W!<%kNN0h$,BgNL$KI,MW$K$J$j$^$9!#(B
$B3F<o$N%?%9%/$KJL!9$N%I%i%$%V$r3d$jEv$F$k$3$H$,M-8z$K$J$j$^$9!#(B
$B$3$NCJ3,$G$O$-$C$HJ#?t$N%I%i%$%V$rMxMQ$9$k$h$&$K$J$k$G$7$g$&!#(B
$B%I%i%$%V$NI,MWNL$r7W;;$9$k$N$OFq$7$$$G$9$,!"(B
2$B!A(B4 GB $B$"$l$PNI$$$N$G$O$J$$$+$H;W$$$^$9!#(B
$B>.5,LO$J$i%5!<%P$G$b$3$l$@$1$"$l$PBg>fIW$G$7$g$&!#(B
<P>
<DT><B>Linux $B$r%5!<%P$K$9$k(B</B><DD><P>$B%5!<%P$H8@$C$F$b%a!<%k%5!<%P$+$i%5!<%S%9%W%m%P%$%@$^$GMM!9$G$9!#(B
$B%a%$%s$N%7%9%F%`$K$O(B 2 GB $B$"$l$PNI$$$G$7$g$&!#(B
$B$=$N8e!"%5!<%S%9$K1~$8$FMFNL$d%I%i%$%V$rB-$7$F9T$-$^$9!#(B
$B%3%9%H$,<g$J@)8B$K$J$C$F$/$k$G$7$g$&$,!"(B
$B!V%5!<%S%9!W%W%m%P%$%@$G$"$jB3$1$k$?$a$K$O!"(B
$B%G%#%9%/$rDI2C$G$-$k$h$&$K;q6b$K$OM>M5$r;}$C$F$*$/$3$H$G$9(B
($B$=$&$7$F$$$J$$$H$3$m$bB?$$$h$&$G$9$,(B)$B!#(B
<P>$BK\3JE*$KMxMQ$5$l$k%^%7%s$O3'$=$&$G$9$,!"(B
$B%5!<%P$b4pK\E*$K$O3d$jEv$F$i$l$?%j%=!<%9$r(B
$B0lGU0lGU$K$J$k$^$G;H$$$-$C$F$7$^$&$b$N$G$9!#(B
$B$=$7$F%5!<%P$N>l9g$O!"(B CPU $B$h$j$b(B IO $B$K$h$C$FN'B.$5$l$k>l9g$,B?$$$G$9!#(B
<P>$BM-@~$G$bL5@~$G$b!"%M%C%H%o!<%/$N5;=Q$O$I$s$I$s0B2A$K$J$C$F$-$F$$$^$9$+$i!"(B
$B$3$l$+$i$N;~Be$K$O%[!<%`%f!<%6!<$,%M%C%H$K$D$J$$$@%5!<%P$O!"(B
$B$9$0$KB?$+$l>/$J$+$l!V$D$J$.$C$Q$J$7!W$K$J$C$F$7$^$&$G$7$g$&!#(B
</DL>
<P>
<H2><A NAME="ss10.2">10.2 $B3F<o%5!<%P(B</A>
</H2>
<P>
<!--
disk!servers
-->
$BBg$-$J%?%9%/$r$$$/$D$bAv$i$;$k$h$&$K$J$k$H!"(B
$BBg$-$JMFNL$N%I%i%$%V$,I,MW$K$J$j!"(B
$B$=$l$>$l@lMQ$N%(%j%"$r:n$i$J$1$l$P$J$i$J$/$J$j$^$9!#(B
$B2DG=$J$i$P%I%i%$%V$OJL!9$KJ,$1$^$7$g$&!#(B
$B$3$NJ8=q$NIUO?$K$O>.$5$JItLgMQ$N%5!<%P(B ($B%f!<%6(B 10$B!A(B100 $B?M(B) $B$N(B
$B%;%C%H%"%C%W$N>\:Y$bIU$1$F$*$-$^$7$?!#(B
$B$3$3$G$O%O%$%(%s%I$N%5!<%P$K$D$$$F$NCN<1$r=R$Y$F$*$-$^$9!#(B
$B0lHLE*$K$O(B RAID $B$r@Q6KE*$KMQ$$$k$Y$-$G$9!#(B
$BB.EY$d?.Mj@-$NLL$@$1$G$J$/!"%G%#%9%/$NDI2C$,B?>/3Z$K$J$k$+$i$G$9!#(B
$B$3$3$G=R$Y$kFbMF$O!":#$^$G$K=R$Y$?$3$H$rJd$&$b$N$G$"$k$H;W$C$F2<$5$$!#(B
<P>$B?M5$$N$"$k%5!<%P%5%$%H$H$$$&$N$O$9$0$K@8$^$l$k$b$N$G$O$J$/!"(B
$B;~4V$H$H$b$K@.D9$7!"(B
$B$=$N2aDx$G%G%#%9%/MFNL$d%M%C%H$N%P%s%II}$,$@$s$@$sI,MW$K$J$C$F$$$/$b$N$G$9!#(B
$B$3$N$h$&$J%5!<%P$r1?MQ$7$F$$$k>l9g!"(B
$B$=$l$>$l$N%?%9%/$G4IM}$7$F$$$k%G!<%?$r4]$4$H0l$D$N(B SCSI $B%I%i%$%V(B
($B$^$?$O%I%i%$%V%"%l%$(B) $B$K$"$F$,$C$F$*$/$N$bNI$$9M$($G$9!#(B
$B$3$&$7$F$*$1$P%3%s%T%e!<%?K\BN$,8N>c$7$?>l9g$K(B
$B%G!<%?$r0\F0$G$-$k$+$i$G$9!#(B
$B$?$@$7%I%i%$%V$r%3%s%T%e!<%?4V$G0\F0$9$k$N$O$=$l$[$IC1=c$J$3$H$G$O$J$/!"(B
$B$&$^$/F0$+$J$$2DG=@-$,$"$k$3$H$bCm0U$7$F$*$$$F$/$@$5$$!#(B
$BFC$K(B IDE $B$N>l9g$OLdBj$NH/@8N($,9b$/$J$k$+$b$7$l$^$;$s!#(B
$B%I%i%$%V%"%l%$$N%G!<%?$r@5$7$/:F9=@.$9$k:]$K$bCm0U$,I,MW$G$9!#(B
<CODE>fstab</CODE> $B%U%!%$%k$d$=$l$>$l$N%I%i%$%V$N(B SCSI ID $B$r;f$K=q$$$F(B
$BJ]B8$7$F$*$/$HNI$$$G$7$g$&!#(B
<P>
<H3><A NAME="server-home-dirs"></A> $B%[!<%`%G%#%l%/%H%j(B</H3>
<P>
<!--
disk!servers!home directories
-->
$B$^$:%I%i%$%V$,2?BfI,MW$+$r8+@Q$b$j$^$7$g$&!#(B 2 $BBf0J>e$J$i$P(B
RAID $B$r;H$&$3$H$r6/$/$*4+$a$7$^$9!#(B RAID $B$rMxMQ$7$J$$>l9g$O!"(B
$B%O%C%7%eE*$J%"%k%4%j%:%`$r;H$&$J$I$7$F!"(B
$B%f!<%6$r$=$l$>$l$N%I%i%$%V$K?6$jJ,$1$kI,MW$,$"$j$^$9!#(B
$BNc$($P%f!<%6L>$N:G=i$N(B 2 $BJ8;z$J$I$r;H$&$HNI$$$+$b$7$l$^$;$s!#(B
jbloggs $B$H$$$&%f!<%6$J$i!"%[!<%`%G%#%l%/%H%j$O(B
<CODE>/u/j/b/jbloggs</CODE> $B$H$J$j$^$9!#(B
$B$3$3$G(B <CODE>/u/j</CODE> $B$O<B:]$N%I%i%$%V$X$N%7%s%\%j%C%/%j%s%/$G!"(B
$B3F%I%i%$%V$X$NIi2Y$rJ,;6$5$;$k$h$&$KDj$a$^$9!#(B
<P>
<H3>$B%"%N%K%^%9(B FTP</H3>
<P>
<!--
disk!servers!FTP, anonymous
-->
<!--
disk!servers!anonymous FTP
-->
$B%5!<%P5!G=$G$bNI$/MxMQ$5$l$k4pK\E*$J$b$N$G$9!#NI$$%5!<%P$H$$$&$b$N$O!"(B
$BNI9%$J%a%s%F%J%s%9$,$5$l$F$*$j!"%I%-%e%a%s%H$,@0Hw$5$l$F$$$F!"99?7$,B.$/!"(B
$B$=$7$F@$3&$N$I$3$K$"$m$&$,Hs>o$KM-L>$K$J$k$b$N$G$9!#NI$$Nc$H$7$F$O!"(B
$BBg$-$J%5!<%P$G$"$k(B
<A HREF="ftp://ftp.funet.fi">ftp.funet.fi</A>
$B$J$I$,5s$2$i$l$k$G$7$g$&!#(B
<P>$B$3$N$H$-LdBj$K$J$k$N$O(B CPU $B$G$O$J$/!"DL>o$O%M%C%H%o!<%/$N%P%s%II}$G$9!#(B
$BMFNL$r8+@Q$b$k$N$OFq$7$/!"(B
$B$I$NDxEY$N5,LO$K$9$k$+$d%5!<%S%9$KBP$9$k;Q@*$K$h$k$H$3$m$,Bg$G$9!#Nc$($P(B
<A HREF="ftp://ftp.cdrom.com">ftp.cdrom.com</A>
$B$N5pBg$J%"!<%+%$%V$O!"(B *BSD $B%^%7%s$K(B 50 GB $B$N%G%#%9%/$rIU$1$?$b$N$G$9!#(B
$B%a%b%j$b@lMQ$N(B FTP $B%5!<%P$K$O=EMW$G!"(B
$B5pBg$J%5!<%P$G$O(B 256 MB $B$OM_$7$$$H$3$m$G$9!#(B
$B$b$&>/$7>.$5$J%5!<%P$J$i(B 64 MB $B$N(B RAM $B$G$b=<J,;E;v$r$7$F$/$l$k$G$7$g$&!#(B
$B$7$+$7%M%C%H%o!<%/@\B3$NLdBj$,$$$:$l$K$7$F$b:G=EMW$G$7$g$&!#(B
<P>
<P>
<H3><A NAME="www"></A> WWW </H3>
<P>
<!--
disk!servers!WWW
-->
<!--
disk!servers!World Wide Web
-->
WWW $B$OB?$/$N?M!9$K$H$C$F%$%s%?!<%M%C%H$rMxMQ$9$k$-$C$+$1$H$J$j$^$7$?!#(B
$B$^$?!"$3$N(B 2 $B$D$rF1$8$b$N$H$_$J$7$F$$$k?M$b(B
$B$3$N!VB?$/$N?M!9!W$NCf$K$O$$$k$h$&$G$9$M!#(B
$B$d$O$j%M%C%H%o!<%/$K$h$k1F6A$,Bg$G$9$,!"%I%i%$%V$NF0:n$b(B
($BFC$K(B Web $B%Z!<%8$N%-%c%C%7%e$K4X$7$F(B) $B1F6A$7$^$9!#(B
$B%-%c%C%7%eNN0h$OFHN)$7$?B.$$%I%i%$%V$KCV$$$F$*$/$HM-Mx$G$9!#(B
$B%-%c%C%7%e5!G=9~$_$N%W%m%-%7%5!<%P$r%$%s%9%H!<%k$9$k$H$5$i$KNI$$$G$7$g$&!#(B
$B$3$N$h$&$K$9$l$P!"$=$l$>$l$N%f!<%6$N(B WWW $BMW5a$r$^$H$a$i$l$k$N$G!"(B
$B%-%c%C%7%eNN0h$N%5%$%:$b>.$5$/$G$-$^$9$7!"(B
$B%M%C%H%o!<%/$N%P%s%II}$b@aLs$G$-$^$9!#(B
<P>$B%-%c%C%7%eIU$-$N%W%m%-%7%5!<%P$K$O9bB.$J%I%i%$%V(B ($B%"%l%$(B) $B$,I,MW$K$J$j$^$9!#(B
RAID 0 $B$rMxMQ$G$-$l$PM}A[E*$G$9(B ($B?.Mj@-$O$5$[$II,MW$"$j$^$;$s$+$i(B)$B!#(B
$BBg$-$JJ}$,NI$$$G$9$,!"(B 2 GB $B$b$"$l$PBgDq$OBg>fIW$G$7$g$&!#(B
$B%-%c%C%7%e$rJ];}$9$k4|4V$rD9$/$9$k$H$?$/$5$s$NNN0h$,I,MW$K$J$j$^$9$,!"(B
$B%-%c%C%7%e$X$N%R%C%HN($b8~>e$7$^$9!#(B
$B$7$+$7$"$^$jD9$/$7$9$.$k$N$bNI$/$"$j$^$;$s!#(B
$B$G$-$l$P(B URL $B$4$H$KD4@0$G$-$k$HNI$$$G$9$M!#$5$i$K>pJs$r5a$a$k?M$O!"(B
$B%5!<%P$N%I%-%e%a%s%H$J$I$rD4$Y$F$/$@$5$$!#(B <CODE>Harvest</CODE> $B$d(B
<A HREF="http://www.squid-cache.org/">Squid</A>
$B$J$I$,M-L>$G$9!#(B
<A HREF="http://www.netscape.com">Netscape</A>
$B$+$i=P$F$$$k$b$N$b$"$k$h$&$G$9!#(B
<P>
<H3>$B%a!<%k(B</H3>
<P>
<!--
disk!servers!mail
-->
$B%a!<%k$O$[$H$s$I$9$Y$F$N%[%9%H$G07$o$l$F$$$^$9!#(B
$B$7$+$7Bg$-$J%a!<%k%5!<%P$O%a!<%kG[?.5!G=$KFC2=$7$F$$$k>l9g$,B?$$$G$9!#(B
$B%a!<%kG[Aw$OIi2Y$NBg$-$J%?%9%/$G$"$j!"(B
$BBg$-$J%5!<%P$G$O%I%i%$%V$H%M%C%HN>J}$,9bB.$G$b$J$*B.EY$,CY$$!"(B
$B$H$$$&$3$H$b$h$/$"$j$^$9!#(B
Linux $B$N@$3&$G$O(B <CODE>vger.rutgers.edu</CODE>
$B$K$"$kBg$-$J%5!<%P$,$h$/CN$i$l$F$$$kNc$G$9!#(B
$B%K%e!<%9%5!<%P$G$O>pJs$,J,;6$7$F$$$k$?$a!"(B
$BB>$N%^%7%s$+$i%U%#!<%I$9$k$3$H$K$h$C$F%9%W!<%k$r:F9=@.$G$-$k$N$KBP$7$F!"(B
$B%a!<%k%5!<%P$OB>$H%G!<%?$r6&M-$7$^$;$s!#(B
$B$7$?$,$C$F0BA4@-$,Hs>o$K=EMW$H$J$j$^$9!#(B
$BBg$-$J%5!<%P$r1?MQ$7$F$$$k>l9g$O!"(B
$B?.Mj@-$r9b$a$k$?$a$K(B RAID $B$NF3F~$r9M$($k$Y$-$G$7$g$&!#(B
$BMFNL$O1?MQ$7$F$$$k%a!<%j%s%0%j%9%H$N?t$H(B
$B9XFI$7$F$$$kFI<T$K$h$C$FBg$-$/JQ$o$j$^$9!#(B
<P>$B5pBg$J%a!<%k%5!<%P$G$O!"(B IO $B$,@-G=$N%\%H%k%M%C%/$K$J$C$F$7$^$&$3$H$,(B
$B$"$j$^$9!#$3$N$?$a!"5pBg$J%7%j%3%s%G%#%9%/$r(B SCSI $B$K$D$J$$$G!"(B
$B$=$3$K%a!<%k4X78$N%U%!%$%k$r!"0l;~%U%!%$%k$b4^$a$FCV$$$F$$$k?M$b(B
$B$$$k$h$&$G$9!#0BA4@-$rDI5a$9$k$?$a!"(B
$B$3$l$i$K$O%P%C%F%j!<%P%C%/%"%C%W$,MQ$$$i$l$F$*$j!"(B
$B$^$?(B <CODE>udf</CODE> $B$N$h$&$J%U%!%$%k%7%9%F%`$,9%$^$l$F$$$^$9!#(B
$B$3$N%U%!%$%k%7%9%F%`$O>o$K%a%?%G!<%?$r%G%#%9%/$K%U%i%C%7%e$9$k$+$i$G$9!#(B
$B$3$l$O@-G=$rMn$H$7$^$9$,!"Hs>o$K9bB.$J%G%#%9%/$rMQ$$$k$3$H$G(B
$BD4@0$5$l$F$$$^$9!#(B
<P>$B:G6a$G$O!"%a!<%k%5!<%P$+$i(B
<CODE>POP</CODE> $B$r;H$C$F%m!<%+%k%^%7%s$K%a!<%k$r0\F0$7$FMh$k$d$jJ}$KBe$o$C$F!"(B
$B%a!<%k%"!<%+%$%V$r0l%v=j$K=8Cf$5$;$F$*$-!"(B
<CODE>IMAP</CODE> $B$G1\Mw$9$k<jK!$,<h$i$l$k$h$&$K$J$C$F$-$F$$$^$9!#(B
$B$3$l$O$9$J$o$A!"%a!<%k$O$b$O$d!V%9%W!<%k!W$5$l$k$N$G$O$J$/!"(B
$B$R$?$9$iBg$-$/$J$j$D$E$1$k$3$H$r0UL#$7$^$9!#(B
$B$7$?$,$C$FKDBg$J%G%#%9%/NN0h$,I,MW$K$J$j$^$9!#(B
$B$5$i$K!"$"$j$H$"$i$f$kDL?.$KE:IU%U%!%$%k$,IQMQ(B ($BMtMQ(B) $B$5$l$k$h$&$K$J$j$^$7$?!#(B
$B>.$5$J%o!<%W%mJ8=q$G$9$i(B 1 MB $B$r1[$($k$3$H$,DA$7$/$"$j$^$;$s!#(B
$B%G%#%9%/$O5$A0NI$/MQ0U$7!";D$j$NMFNL$KL\$r8w$i$;$^$7$g$&!#(B
<P>
<H3>$B%K%e!<%9(B</H3>
<P>
<!--
disk!servers!news
-->
$B%K%e!<%9$OI,MW$JNN0h$,Bg$-$$$G$9$,!"(B
$B$I$NDxEY$K$J$k$+$O9XFI$7$F$$$k%K%e!<%9%0%k!<%W$KBg$-$/0MB8$7$^$9!#(B
nyx $B$G$O$[$H$s$I$9$Y$F$N%0%k!<%W$r9XFI$7$F$*$j!"(B 17 GB $BDxEY$r>CHq$7$F$$$^$9!#(B
$B$b$C$H$bBg$-$/$J$k$N$OL@$i$+$K(B alt.binary.* $B0J2<$N%0%k!<%W$G$9!#(B
$B$b$7$3$N%0%k!<%W$r9XFI$7$J$1$l$P(B 12 GB $BDxEY$GNI$$%5!<%S%9$rDs6!$G$-$^$9!#(B
$B>.5,LO$J$H$3$m$K$O(B 2 GB $BDxEY$G(B
$B!V%5!<%S%9%W%m%P%$%@!W$H>N$7$F$$$k$H$3$m$b$"$k$h$&$G$9$,!"(B
$B$3$NDxEY$G$O(B expire $B$,Hs>o$KAa$/$J$C$F$7$^$&$G$7$g$&!#(B
$B$3$&$$$&$H$3$m$O!V%5!<%S%9!W$NL>$KCM$7$J$$$H8@$&$N$,I.<T$N0U8+$G$9!#(B
$B%K%e!<%9$N%U%k%U%#!<%I$OKhF|?t(B GB $B$N%H%i%U%#%C%/$r0UL#$7$^$9!#(B
$B$^$?$3$NCM$OBg$-$/$J$jB3$1$F$$$^$9!#(B
<P>
<P>
<H3>$B$=$NB>(B</H3>
<P>
<!--
disk!servers!other
-->
$B%M%C%H$GMxMQ$G$-$k%5!<%S%9$OHs>o$KB?$/$N<oN`$,$"$j$^$9$,!"(B
$B$=$NB?$/$O(B WWW $B$N1F$K1#$l$F$$$^$9!#(B
$B$7$+$7(B <EM>archie</EM> $B$d(B <EM>gopher</EM>, <EM>wais</EM>
$B$H8@$C$?%5!<%S%9$O$^$@$^$@8=Lr$+$DM-1W$J%D!<%k$G$9!#(B
$B$b$7<j85$GBg$-$J%5!<%P$rN)$A>e$2$k$D$b$j$G$7$?$i!"(B
$B$3$l$i$N%5!<%S%9$K$D$$$F$b9M$($k$Y$-$G$7$g$&!#(B
$BI,MW$JMFNL$r7hDj$9$k$N$OFq$7$/!"?M5$$HMW5aIQEY$K0MB8$7$^$9!#(B
$B$h$$%5!<%S%9$rDs6!$9$k$K$OEvA3%3%9%H$,I,MW$G!"(B
$B%G%#%9%/MFNL$O$=$N0l$D$K2a$.$^$;$s!#(B
<P>
<P>
<H3>$B%5!<%P8~$1$N$*4+$a(B</H3>
<P>
<!--
disk!servers!recommendations
-->
$B$3$s$K$A>&MQ%5!<%P$KK~B-$$$/5!G=$rH/4x$5$;$k$?$a$K$O!"(B
$BBgMFNL$N%G%#%9%/$rB??tMQ$$$kI,MW$,$"$j$^$9!#(B
$BMQ$$$kMWAGItIJ$,A}$($k$[$IJ?6Q8N>c;~4V(B (mean time between failure:
MTBF) $B$O5^7c$KC;$/$J$j$^$9$+$i!"(B
$B%G!<%?$r<i$k$?$a$K(B RAID $B$rMQ$$$k$3$H$r9M$($k$Y$-$@$H;W$$$^$9!#(B
$B$^$?5pBg$J0lBf$N%G%#%9%/$NBe$o$j$K!"(B
$B$d$d>.$5$$MFNL$N%I%i%$%V$rJ#?tMQ$$$k$3$H$b9MN8$N2ACM$,$"$j$^$9!#(B
$B$h$j>\$7$$>pJs$O(B High Availability (HA) $B%W%m%8%'%/%H$r8+$F$_$^$7$g$&!#(B
<P>
<A HREF="http://www.ibiblio.org/pub/Linux/ALPHA/linux-ha/High-Availability-HOWTO.html">High Availability HOWTO</A>
$B$d!"4XO"(B
<A HREF="http://www.henge.com/~alanr/ha/index.html">web $B%Z!<%8(B</A>
$B$K!">\$7$$>pJs$,$"$j$^$9!#(B
<P>Byte $B$K$b(B
<A HREF="http://www.byte.com/columns/servinglinux/1999/06/0607servinglinux.html">How Big Does Your Unix Server Have To Be?</A>
$B$H$$$&5-;v$,$"$j$^$9!#(B Linux $B$K4XO"$9$kE@$bB?$$$G$9!#(B
<P>
<P>
<H2><A NAME="pitfalls"></A> <A NAME="ss10.3">10.3 $BMn$H$77j(B</A>
</H2>
<P>
<!--
disk!pitfalls
-->
$B2DG=$J$b$N$9$Y$F$rJL!9$N%Q!<%F%#%7%g%s$KJ,$1$F$7$^$&$3$H$KH<$&4m81@-$K$D$$$F$O!"(B
$B%\%j%e!<%`4IM}$N@a$K$*$$$F4JC1$K>R2p$7$^$7$?!#(B
$B$7$+$7$3$NE@$O$h$j6/D4$7$F$*$/$Y$-$@$H$$$&%"%I%P%$%9$,B?$+$C$?$N$G!"(B
$B$b$&0lEY8@$$$^$9(B:
$B0lEY@_Dj$7$?%Q!<%F%#%7%g%s$O;H$$@Z$C$?$i$=$l$G=*$o$j$G!"(B
$BA}$d$9$3$H$O$G$-$^$;$s!#B>$N%Q!<%F%#%7%g%s$,$$$/$iM>$C$F$$$F$b$G$9!#(B
<P>$BFC$K%K%e!<%9%9%W!<%k(B (<CODE>/var/spool/news</CODE>) $B$O(B
$BGzH/E*$KA}$($k$3$H$,$"$k$N$GCm0U$,I,MW$G$9!#(B
quota $B$rMxMQ$7$?%^%k%A%f!<%6$N%^%7%s$G$O!"(B
<CODE>/tmp</CODE> $B$d(B <CODE>/var/tmp</CODE> $B$K$bL\$rG[$j!"(B
$B$3$3$K%U%!%$%k$r1#$9%f!<%6$,$$$J$$$+$I$&$+$b5$$r$D$1$^$7$g$&(B
($BFC$K(B <CODE>.gif</CODE> $B$d(B <CODE>.jpeg</CODE> $B$G=*$o$kL>A0$N%U%!%$%k$J$I(B :-)$B!#(B
<P>$B<B:]$N$H$3$m%I%i%$%V$,$R$H$D$7$+$J$$$h$&$J%7%9%F%`$G$O(B
$B%Q!<%F%#%7%g%sJ,3d$O$"$^$jLr$KN)$A$^$;$s!#(B
$B%a%j%C%H$O(B <CODE>df</CODE> $B$r;H$C$F%U%!%$%k%5%$%:$N%b%K%?$,4JC1$K$G$-$k$3$H!"(B
$BJ*M}E*$J%;%/%?G[CV$r9T$($k$3$H$/$i$$$G$7$g$&$+!#(B
$BCWL?E*$J$N$O%G%#%9%/$NJBNsMxMQ$,$G$-$J$$$3$H$G$9!#(B
$B%U%j!<$G;H$($k$h$&$J%\%j%e!<%`4IM}%7%9%F%`$,=P$F$/$l$P(B
$B$3$N@a$N:G=i$G=R$Y$?LdBj$O2r7h$7$^$9$,!"(B
$B$3$l$O$b$&>/$7@h$N$3$H$K$J$j$=$&$G$9!#(B
$B$$$m$$$m$J5!G=$KFC2=$7$?%U%!%$%k%7%9%F%`$,=P$F$/$l$P!"(B
1 $B%I%i%$%V$N%7%9%F%`$K$*$$$F$b%Q!<%F%#%7%g%sJ,3d$OM-8z$K$J$k$G$7$g$&!#(B
<P>$B$h$j>\$7$$>pJs$O(B
<A HREF="Multi-Disk-HOWTO-15.html#troubleshooting">$B%H%i%V%k%7%e!<%H(B</A>.
$B$N>O$r8+$F$/$@$5$$!#(B
<P>
<P>
<P>
<HR>
<A HREF="Multi-Disk-HOWTO-11.html">$B<!$N%Z!<%8(B</A>
<A HREF="Multi-Disk-HOWTO-9.html">$BA0$N%Z!<%8(B</A>
<A HREF="Multi-Disk-HOWTO.html#toc10">$BL\<!$X(B</A>
</BODY>
</HTML>
