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From: "Murakami Hiroshi" <nws830@ca2.so-net.or.jp>
To: FreeBSD-users-jp@jp.freebsd.org
Date: Wed, 24 Dec 1997 06:18:47 +0900 (JST)
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Subject: [FreeBSD-users-jp 22709] Question about Concatinated Disk File system.
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Concatinated Disk device $@$K$D$$$F$N5?Ld(J

$@:#(J, 
sd0 $@$J$k%G%#%9%/$K(J sd0a, sd0b, sd0e, sd0f $@$H$$$&(J4$@8D$N(J
$@%Q%F%#%7%g%s$,$"$k$H$7(J,
sd1 $@$J$k%G%#%9%/$K(J sd1a, sd1b, sd1e, sd1f $@$H$$$&(J
4$@8D$N%Q%F%#%7%g%s$,$"$k$H$7$^$9!#(J
$@$3$l$i$N%G%#%9%/5Z$S%Q%F%#%7%g%s$OA4$/F10l$N4v2?3XE*(J
$@7A>u$r$7$F$$$k$H$7$^$9!#(J

$@Nc$($P!"(Jsd0 $@$b(J sd1 $@$b%Q%F%#%7%g%s$,<!$N$h$&$K$J$C$F$$$k$H$7$F2<$5$$!#(J

#        size   offset    fstype   [fsize bsize bps/cpg]
  a:    65536        0    4.2BSD        0     0     0 	# (Cyl.    0 - 16*)
  b:   282752    65536      swap                    	# (Cyl.   16*- 86*)
  c:  3325392        0    unused        0     0       	# (Cyl.    0 - 824*)
  e:    61440   348288    4.2BSD        0     0     0 	# (Cyl.   86*- 101*)
  f:  2915664   409728    4.2BSD        0     0     0 	# (Cyl.  101*- 824*)

$@$3$N$H$-!"BP1~$9$k(JHDD$@$N(J $@%Q%F%#%7%g%s(J a,b,e,f $@$r%$%s%?!<%j!<%V$7$F$/$C$D$1$F(J
$@%3%s%+%A%M!<%F%#%C%I%G%#%9%/(J ccd0 $@$N(J $@%Q%F%#%7%g%s(J a,b,e,f $@$H$7$?$$$N$G$9$,!"(J
$@$J$<$+$&$^$/=PMh$^$;$s!#(J

sd0a $@$H(J sd1a $@$rM;9g$7$F(J ccd0a $@$K$7$h$&$H;W$C$F$b(J ccd0 
($@$H$$$&$+$`$7$mA4BN$G$"$k(J ccd0c) $@$K$J$C$F$7$^$$$^$9!#(J
$@$H$$$&$o$1$G(J sd0e $@$H(J sd1e $@$rM;9g$7$F(J ccd0e $@$K$9$k$3$H$O(J
$@$G$-$:!"(Jccd1($@$H$$$&$+$`$7$mA4BN$G$"$k(J ccd1c)$@$K$9$k$7$+$"$j$^$;$s!#(J

$@$H$$$&$o$1$G(J

	sd0a + sd1a --> ccd0c
	sd0e + sd1e --> ccd1c
	sd0f + sd1f --> ccd2c

$@$K$O=PMh$^$9(J. $@$H$3$m$,(J sd0b, sd1b $@$O(J $@%Q!<%F%#%7%g%s%F!<%V%k$K(J swap $@$H(J
$@$J$C$F$$$k$H(J($@>e5-$G$d$C$?D4;R$G(J) ccd3c $@$K=PMh$k$+$H$$$&$H!"=PMh$J$$$h$&$G$9!#(J
4.2BSD $@$N%U%!%$%k%7%9%F%`$N$_$,M;9g2DG=$J$h$&$G$9!#(J

$@$=$3$G!";EJ}$J$/(J sd0b, sd1b $@$KBP$9$k%Q!<%F%#%7%g%s%F!<%V%k$r(J

  b:   282752    65536  swap            # (Cyl.   16*- 86*)
$@$+$i(J
  b:   282752    65536  4.2BSD  0  0  0 # (Cyl.   16*- 86*)
$@$X$HD>$7$F$*$1$P(J
	sd0b + sd1b --> ccd3c
$@$,5v$5$l$k$h$&$K$J$j$^$9!#(J

$@$5$F!"$3$N$h$&$K5?;wE*$KM;9g$7$F(J $@:n$i$l$?(J c.c.d.(concatinated disk)
$@$O$J$<$+(J c $@%Q%F%#%7%g%s$K$7$+$J$l$J$$$h$&$G$9!#(J
$@$^$?!"(J
# disklabel -e ccd0
$@$H$d$k$H!"M;9g$7$?%5%$%:$KBP1~$7$?%Q%F%#%7%g%s(J c $@$N$_$r;}$C$?(J
$@%G%#%9%/%i%Y%k$,FI$a$k$N$G$9$,!"$3$l$r0l@Z=q$-49$($k$3$H$,=PMh$^$;$s$M!#(J
($@%Q%F%#%7%g%sJ,$1$J$I$b$b$A$m$sBLL\$G$9!#(J)

----
$@$H$$$&$o$1$G!"Nc$($PC<E*$J5?Ld$r$"$2$k$H!"(J
	/dev $@$N2<$G(J MAKEDEV $@$r;H$C$F(J sh MAKEDEV ccd0 $@$H$d$k$H(J,
	/dev/$@$N2<$K$O(J ccd0 $@<+?H$O=PMh$:$K(J
	/dev/ccd0{a,b,c,d,e,f,g,h} 
	/dev/rccd0{a,b,c,d,e,f,g,h} $@$=$l$H(J /dev/rccd0.ctl
	$@$,=PMh$k$N$G$9$,!"$I$&$7$?$o$1$+!"4|BT$rN"@Z$C$F(J
	ccd0c $@0J30$OA4$/L5MQ$ND9J*$N$h$&$K8+$($^$9!#(J
$@$3$l$O0lBN$I$&$7$F$J$s$G$7$g$&$+!)(J
$@M;9g$5$;$k%Q%F%#%7%g%sKh$K(J c.c.d. $@$N%G%P%$%9$,0l8DI,MW$G$"$l$P(J,
/dev $@$N2<$K$O(J /dev/ccd0 $@$,0l8D$"$l$P$=$l$GNI$$$N$8$c$J$$$G$7$g$&$+!)(J
