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Date: Sat, 25 Mar 2000 08:52:29 +0900
From: Yu Ooasa <you@iij.ad.jp>
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Subject: [FreeBSD-users-jp 50779] fixit disklabel
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$B$*$*$"$5$G$9(B

3.2-RELEASE$B$K$*$$$F:rLk(Bsignal 11$B$G(Bkernel panic(?)$B$7(Breboot$B$7$?$H$3$m(B

Not ufs
Not ufs
No /boot/loader

>> FreeBSD/i386 BOOT
Default: 0:wd(0,a)/kernel
boot:
Not ufs
No /kernel

$B$H$J$j5/F0$G$-$J$/$J$j$^$7$?!#(Bfixit.flp$B$+$i(Bfdisk,disklbal$B$r(B
$B<h$C$?$H$3$m!"$I$&$d$i(Bdisklabel$B$,GK2u$5$l$?$h$&$J$N$G$9$,(B
$B@5$7$$(Bdisklabel$B$r=q$-La$9$@$1$GI|5l2DG=$J$N$+<+?.$,$J$$$?$a(B
$B=u8@$r$*4j$$$7$^$9!#(B

 - disklabel -R wd0 disklabel.txt $B$@$1$G$h$$$G$7$g$&$+(B

 - $BAGKQ$J<ALd$J$N$G$9$,!"@5$7$$(Bdisklabel($BB>$N(Bwindows$B5!$KJ]B8$7$F$"$k(B)
   $B$r(Bfixit$B$G=q$-La$=$&$H$9$k>l9g!"$I$&$d$C$F;}$C$F$$$1$P$h$$$G$7$g$&$+(B

 - $B>e5-$GI|5lITG=$N>l9g$O$I$N$h$&$J<j=g$rF'$a$P$h$$$G$7$g$&$+(B

$B0J2<!"(Bdisklabel wd0$B$N=PNO$r(Bconsole$B8+$J$,$i%V%i%$%s%I$GF~NO(B
$B$7$?$b$N$H$N(Bdiff$B$G$9!#(Bfdisk$B$OLdBj$J$$$h$&$G$9(B(diff$B$G(Becho$B$J$7(B)$B!#(B

--- disklabel.txt	Sat Nov  6 06:11:30 1999
+++ disklabel000325.txt	Sat Mar 25 08:23:16 2000
@@ -1,4 +1,4 @@
-# /dev/rwd0c:
-type: ESDI
-disk: wd0s2
-label: 
+# /dev/rwd0:
+type: unknown
+disk: amnesiac
+label: fictitious
@@ -10,2 +10,2 @@
-cylinders: 1166
-sectors/unit: 18731790
+cylinders: 1229
+sectors/unit: 19746720
@@ -22,6 +22 @@
-  a:    81920        0    4.2BSD        0     0     0 	# (Cyl.    0 - 5*)
-  b:   262144    81920      swap                    	# (Cyl.    5*- 21*)
-  c: 18731790        0    unused        0     0       	# (Cyl.    0 - 1165)
-  e:    61440   344064    4.2BSD        0     0     0 	# (Cyl.   21*- 25*)
-  f:  2097152   405504    4.2BSD        0     0     0 	# (Cyl.   25*- 155*)
-  g: 16229134  2502656    4.2BSD        0     0     0 	# (Cyl.  155*- 1165*)
+  c: 19746720        0    unused        0     0         # (Cyl.    0 - 1229*)

Fixit# fdisk
******* Working on device /dev/rwd0 *******
parameters extracted from in-core disklabel are:
cylinders=1229 heads=255 sectors/track=63 (16065 blks/cyl)

Figures below won't work with BIOS for partitions not in cyl 1
parameters to be used for BIOS calculations are:
cylinders=1229 heads=255 sectors/track=63 (16065 blks/cyl)

Media sector size is 512
Warning: BIOS sector numbering starts with sector 1
Information from DOS bootblock is:
The data for partition 1 is:
sysid 6,(Primary 'big' DOS (> 32MB))
    start 63, size 1012032 (494 Meg), flag 0
	beg: cyl 0/ sector 1/ head 1;
	end: cyl 62/ sector 63/ head 254
The data for partition 2 is:
sysid 165,(FreeBSD/NetBSD/386BSD)
    start 1012095, size 18731790 (9146 Meg), flag 80 (active)
	beg: cyl 63/ sector 1/ head 0;
	end: cyl 1023/ sector 63/ head 254
The data for partition 3 is:
<UNUSED>
The data for partition 4 is:
<UNUSED>

----- $B@5$7$$(B($B@5>o2TF/$7$F$$$?$H$-$N(B)disklabel
# /dev/rwd0c:
type: ESDI
disk: wd0s2
label: 
flags:
bytes/sector: 512
sectors/track: 63
tracks/cylinder: 255
sectors/cylinder: 16065
cylinders: 1166
sectors/unit: 18731790
rpm: 3600
interleave: 1
trackskew: 0
cylinderskew: 0
headswitch: 0		# milliseconds
track-to-track seek: 0	# milliseconds
drivedata: 0 

8 partitions:
#        size   offset    fstype   [fsize bsize bps/cpg]
  a:    81920        0    4.2BSD        0     0     0 	# (Cyl.    0 - 5*)
  b:   262144    81920      swap                    	# (Cyl.    5*- 21*)
  c: 18731790        0    unused        0     0       	# (Cyl.    0 - 1165)
  e:    61440   344064    4.2BSD        0     0     0 	# (Cyl.   21*- 25*)
  f:  2097152   405504    4.2BSD        0     0     0 	# (Cyl.   25*- 155*)
  g: 16229134  2502656    4.2BSD        0     0     0 	# (Cyl.  155*- 1165*)

$B$h$m$7$/$*4j$$$7$^$9!#(B
--
Yu Ooasa  E-mail: you@iij.ad.jp
