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Date: Sat, 30 Oct 1999 01:27:56 +0900
From: Sadao Ono <ono@sainet.or.jp>
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Subject: [FreeBSD-users-jp 47010] error 22: panic: cannot mount root (2)
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$B>.Ln!w:L$N9q(B $B$G$9!#(B

FreeBSD(98)3.1R-Rev01 $B$G!"(B
error 22: panic: cannot mount root (2)
$B$,=P$F!"EE8;#O#N8e;C$/$N4V5/F0$G$-$J$/$J$C$F$7$^$$$^$7$?!#(B
$B860x$O(B SCSI ID: 1 $B$N(B HDD $B$,!"EE8;#O#N8e;C$/$N4VG'<1$G$-$J$$0Y$G$9(B
  $B!JG'<1$G$-$J$$860x$OH=$j$^$;$s!#$^$?(B HDD $B9=@.$OJ8Kv$K=q$-$^$9!K!#(B

FreeBSD $B$r(B SCSI ID: 3 $B$N(B HDD $B$+$i5/F0$7$F$$$k$N$G$9$,!"(B
SCSI ID: 1 $B$,L5$/$J$C$F$7$^$C$?!JG'<1$G$-$J$/$J$C$?!K>l9g!"(B
$B!V(B [QandA 1355] $B$N99?7MzNr!W$K$"$k(B
$B!C(B SCSI ID$B$H!$(Bda device$B$N(Bunit number$B$,0lCW$7$F$$$J$$$H!$(BSCSI HDD$B$+$i(B
$B!C(B $B$N5/F0$K<:GT$9$k$3$H$,$"$j$^$9!#!J(BFreeBSD(98)$B$G3NG'!#!K(B
$B!C(B
$B!C(B $BNc$($P!$2<5-$N$h$&$J(BSCSI$B5!4o9=@.$N>l9g!'(B
$B!C(B	0$B!'(BNONE
$B!C(B	1$B!'(BNONE
$B!C(B	2$B!'(B2BG HDD (FreeBSD(98)2.2.8R-Rev02  (da0)
$B!C(B	3$B!'(B6GB HDD (FreeBSD(98)3.1R-Rev01 (da1)
$B!C(B	4-6$B!'(BNONE
$B!C(B	7$B!'%[%9%H%"%@%W%?(B
$B!C(B
$B!C(B $B5/F0%G%#%9%/$H$7$F!$(BSCSI 3$B$N(BHDD$B!J(Bkernel$B$+$i$O(Bda1$B$H$7$FG'<1$5$l$k!#!K$r(B
$B!C(B $BA*Br$9$k$H!$(BSCSI device$B$N=i4|2=$N8e!$(B
$B!C(B change root device to da3
$B!C(B $B$HI=<($7$?8e!$(B
$B!C(B cannot mount root
$B!C(B $B$G!$(Bpanic$B!$(Breboot$B$7$F$7$^$&$H$$$&IT6q9g$,Js9p$5$l$F$$$^$9!#(B
$B!C(B
$B$HF1Ey$NLdBj$H9M$($FNI$$$N$G$7$g$&$+!)(B
$B$D$^$j!'(B
$B!C(B 3.3R-Rev01$B$G;n$7$?$H$3$m!$D>$C$F$$$^$7$?!#(B
  ...
$B!C(B  (FreeBSD(98)3.2R $B$G$O$I$&$J$k$+L$3NG'(B)$B!#(B
$B!C(B
$B$H8@$&;v$G!"(B 3.2R $B$G$OL$3NG'!$(B 3.3R $B$G$O5/F0$G$-$k(B $B!#(B  $B$H9M$($FNI$$$N$G(B
$B$7$g$&$+!)(B
$B$^$?!"(B 3.2 $B$K%"%C%W%0%l!<%I$7$F3NG'$7$F$_$k0U5A$O$"$k$N$G$7$g$&$+(B $B!)(B

$B$^$?>e5-$NMM$JLdBj$rHr$1$k$K$O!"5/F0$O(B SCSI ID: 0 $B$+$i9T$&$h$&$K$7$?$[$&$,(B
$B0BA4$H;W$o$l$^$9$,G!2?$G$7$g$&$+!)(B
$B>l9g$K$h$C$F$O!"8=:_$N(B da4s2f $B$NNN0h$+$i$N(B Boot $B$K$7$F!JE,Ev$KJ,3d$7$F!K(B
3.2 $B$r%$%s%9%H!<%k$7$?$[$&$,NI$$$N$H$b9M$($F$$$^$9!#(B
$B!t(B da3s2e, da3s3f, da4s2f $B$O%^%&%s%H$7$F$$$^$9$,<B:]$K$O;HMQ$7$F$$$^$;$s!#(B

$B!t(B da3 $B$+$i5/F0$7$F$$$kM}M3Ey!J(B $B8@$$Lu$G$9$,(B $B!K!'(B
$B!t(B da0, da1, da2 $B$O85!9(B WinNT $B$G;H$C$F$$$F(B da1 $B$O(B WinNT $B$N$^$^$G$9!#(B
$B!t(B da0 $B$K(B FreeBSD 2.2.6 $B$rF~$l$F;C$/;H$C$F$$$^$7$?$,%3%1$?$N$G!"(B
$B!t(B da3 $B$OB>$N#P#C$+$i;}$C$F$-$FDI2C$7$F(B 3.1 $B$rF~$l$^$7$?!#(B
$B!t(B news $B$NG[?.$r$7$FLc$$;O$a$?$i!"(B da3 $B$N(B /var $B$,0n$l$F$7$^$C$?$N$G!"(B
$B!t(B da4 $B$rDI2C$7$F!"(B /var $B$K%^%&%s%H$7$F;H$C$F$$$^$9!#(B
$B!t(B $B4{$K!"(B da0, da1, da2 $B$r(B FreeBSD $B$+$i$O;H$o$J$$>uBV$K$J$C$F$$$^$9$,!"(B
$B!t(B $B2a5n$N0d;:$r$=$N$^$^0z$-$:$C$F$$$k!J$b$N$0$5$J$@$1!K>uBV$G$9!#(B

$B0J2<!"@5>o$K5/F0$7$?;~$N(B HDD $B9=@.FbMF$G$9!#(B
$B!t(B $B<B$O!"(Bwd0 ( IDE HDD )$B$bM-$k$N$G$9$1$l$I>JN,$7$^$9!#(B

--- /var/log/messages $B$+$i!J<c43<j$r2C$($F$$$^$9!K(B ---
 da0: at bs0 bus 0 target 0 lun 0
 da0: <IBM DPES-31080 S31Q> Fixed Direct Access SCSI-2 device 
 da0: 1034MB (2118144 512 byte sectors: 8H 32S/T 8273C)
 da1 at bs0 bus 0 target 1 lun 0
 da1: <FUJITSU M2684S-512 2033> Fixed Direct Access SCSI-2 device 
 da1: 507MB (1039329 512 byte sectors: 8H 32S/T 4058C)
 da2 at bs0 bus 0 target 2 lun 0
 da2: <NEC DR312D 4.E> Fixed Direct Access SCSI-2 device 
 da2: 234MB (479600 512 byte sectors: 4H 55S/T 2179C)
 da3 at bs0 bus 0 target 3 lun 0
 da3: <nEC DSE2010S 0314> Fixed Direct Access SCSI-2 device 
 da3: 1919MB (3931200 512 byte sectors: 8H 32S/T 15355C)
 da4 at bs0 bus 0 target 4 lun 0
 da4: <MELCO DSC-UE Series 1.40> Fixed Direct Access SCSI-2 device 
 da4: 8056MB (16498944 512 byte sectors: 8H 32S/T 64448C)

--- df $B$K$h$k>pJs(B ---
 $ df
 Filesystem  1K-blocks     Used    Avail Capacity  Mounted on
 /dev/da3s2a    148823    18173   118745    13%    /
 /dev/da3s2f    694607   581847    57192    91%    /usr
 /dev/da4s2e   3969982   697205  2955179    19%    /var
 procfs              4        4        0   100%    /proc
 /dev/da3s3e    198399   122886    59642    67%    /usr/home/spl/Mail
 /dev/da3s2e    496111       67   456356     0%    /sd4
 /dev/da3s3f    207719        1   191101     0%    /xdisk
 /dev/da4s2f   3985358       39  3666491     0%    /sd42

--- $B$3$3$^$G(B ---

$B!t(B "nEC" $B$NJ8;z$,$"$j$^$7$?(B ... $B$3$s$J;v$b$7$F$$$?$N$G$9$M(B (^^;
$B!t(B $B#9#8#0#1%7%j!<%:$K@\B3$9$k#I#F$H#H#D#D$K$O5$$r;H$C$?;v$r(B
$B!t(B $B;W$$=P$7$^$9!#(B

---
Sadao Ono

