From owner-FreeBSD-users-jp@jp.freebsd.org  Tue Jul 28 20:49:48 1998
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Date: Tue, 28 Jul 1998 21:03:38 +0900
From: Yutaka TACHIKAWA <yutaka@cc.rim.or.jp>
To: FreeBSD-users-jp@jp.freebsd.org
In-Reply-To: Your message of "Tue, 28 Jul 1998 18:44:54 +0900"
 	<199807280944.SAA27159@azusa.shinshu-u.ac.jp>
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Subject: [FreeBSD-users-jp 31291] Re: od0 and od0a
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$B$_$J$5$s!"$3$s$K$A$O!#(Jyutaka@cc.rim.or.jp $B$G$9!#(J

$BA02s$H$&$C$F$+$o$C$F%3%a%s%H$,$$$?$@$1$F$"$j$,$?$/;W$C$F$$$^$9!#(J
$B4pK\E*$K(Jraw$B$G$J$$%G%P%$%9$X$N(Jtar$B=q$-9~$_$,LdBj$@$C$?$N$O4V0c$$(J
$B$J$$$G$9$M!#4D6-1>!9$OA02s=q$$$?DL$j$J$N$G7+$jJV$7$^$;$s!#(JMO$B$N(J
$B5!<o$K$O0MB8$7$F$J$$$G$9!#(J

$B$A$J$_$K(J
tar cvf /dev/rod0a
$B$H$9$k$H(Jread-only device$B$G=q$-9~$a$J$$$H$$$o$l$^$7$?!#(J
tar cvf /dev/rod0
$B$,@52r$G$9$M!#(J

$B$=$7$F;DG0$J$,$i$$$^$5$i(J/dev/od0a$B$G=q$$$?%G%#%9%/$O(J
tar xvf /dev/rod0a
$B$7$F$b(Jthis doesn't look like a tar archive.
$B$H$$$&$3$H$GFI$_9~$a$^$;$s!#(J

> # tar cvf /dev/od0a hoge
> tar: can't open /dev/od0a : Invalid argument
3.0$B$NJ}$G$3$N$h$&$J%a%C%;!<%8$H$J$kJ}$,$$$i$C$7$c$$$^$7$?$,(J
$B$?$V$s(Jdisklabel$B$r=q$+$l$:$K$5$l$?$N$G$O$J$$$G$7$g$&$+!#(J

$BO@M}%U%)!<%^%C%H$r2u$7$F$7$^$C$?$H$$$&;XE&$G$O$C$-$j$7$^$7$?$,!"(J
($B$7$?$,$C$F(J mount /dev/od0a /mnt $B$b(JIncorrect super block$B$GBLL\$G$9(J)
$B2u$7$?$H$3$m$G2?$i$+$N>pJs$O=q$-9~$^$l$F$k$N$@$+$i$J$s$H$+<h$j(J
$B$@$;$J$$$+$J$!$H$$$&$N$,:G=i$N<ALd$K7R$,$k$N$G$9$,!"7kO@$H$7$F$O(J
$BD|$a$k$7$+$J$$$H$$$&$3$H$G$7$g$&$+$M!#$&!A$s!";DG0!#(J
