From owner-FreeBSD-users-jp@jp.freebsd.org  Thu Jul 17 16:51:39 1997
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Date: Thu, 17 Jul 1997 16:50:58 +0900 (JST)
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To: FreeBSD-users-jp@jp.freebsd.org
From: Bunpei Matoba <bm@smicecgw1.smicec.co.jp>
Reply-To: FreeBSD-users-jp@jp.freebsd.org
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Subject: [FreeBSD-users-jp 16030] Re: Meaning of bad144 output
Errors-To: owner-FreeBSD-users-jp@jp.freebsd.org
Sender: owner-FreeBSD-users-jp@jp.freebsd.org

$B=;6b@)8f$NE*>l$G$9!%(J

$B<+8J%U%)%m!<$G$9!%(J
bad144$B$G@5>o$J(Jbad block Information$B$,(J
$BI=<($5$l$k$h$&$K$J$j$^$7$?!%(J

At 5:07 PM +0900 7/16/97, Bunpei Matoba wrote:
> $B<!$N(JEIDE$B$N(JQUANTUM$B$N%I%i%$%V$G(Jbad144$B$r;H$C$F$_$^$7$?!%(J
> FreeBSD2.2.1R$B$G$9!%(J
> $B$=$N7k2L$r$_$k$H(Jbad144$B$,(Jbad-sector table$B$@$H(J
> $B;W$C$FFI$_=P$7$F$$$k>l=j$K$O!$$b$H$b$H$=$N>pJs$,(J
> $B=q$+$l$F$$$J$+$C$?$H;W$o$l$^$9!%(J
> EIDE$B$N>l9g$O$$$D$b$3$s$J6q9g$J$N$G$7$g$&$+!)(J

$B%$%s%9%H!<%k;~$N(Jpartition menu$B$N$+$i5/F0$5$l$k(J
FDISK Partition Editor$B$G$O!$(J
B$B%3%^%s%I(J(= Bad Block Scan)$B$r<B9T$7$F$$$J$$(J
HDD$B$KBP$7$F!$8e$K(Jshell$B$N%3%^%s%I%l%Y%k$+$i(J

bad144 -s -v wd0

$B$N$h$&$K<B9T$7$F$b!$@5>o$J(Jbad block Information$B$O(J
$BI=<($5$l$^$;$s$G$7$?$,!$(J

$B0lEY!$(J/stand/sysinstall$B$+$i(Jpartition menu
FDISK Partiton Editor$B$r8F$S=P$7$F!$(J
$B$3$3$G(JB$B%3%^%s%I$rH/9T$7!$(JW$B%3%^%s%I$7$F(J
bad144$B$r<B9T$5$;$k$H!$$=$3$G=i$a$F@5>o$J(J
bad block Information$B$,:n$i$l$k$i$7$/!$(J
$B$=$N8e!$(Jshell$B$N%3%^%s%I%l%Y%k$+$i(J

bad144 wd0

$B$H$7$F!$%(%i!<$N$J$$>pJs$,I=<($5$l$k$h$&$K(J
$B$J$j$^$7$?!%(J

$B$H$3$m$G!$(JEIDE$B$d(JSCSI$B$N(JHDD$B$O(J
$B%P%C%I%V%m%C%/!J%P%C%I%;%/%?!<$"$k$$$O(J
$B%G%U%'%/%H%;%/%?!<!$$"$k$$$O%H%i%C%/!K(J
$B$N=hM}$K$D$$$F$O!$#2CJ3,$G9M$($k$b$N$@$H(J
$B;W$$$^$9!%(J

$B@N$N(JST-506$B$J$I$N:"$K$O!$9)>l=P2Y;~$K(J
HDD$B$N%i%Y%k$K(Jdefect list$B$,E:IU$7$F$"$j$^$7$?$,(J
$B:G6a$N>e5-$N(JHDD$B$O$D$$$F$J$$$G$9$M!%(J
$B$D$^$j!$9)>l=P2Y;~$K$O%f!<%6$+$i8+$F!$%P%C%I%V%m%C%/(J
$B$,8+$($J$$$h$&$K!$%I%i%$%VB&$G=hM}$7$F$/$l$F$$$k!%(J

$B$7$+$7!$$=$l0J8e$KH/@8$7$?7g4Y$K$D$$$F$O!$(J
$B%f!<%6B&$GBP=h$7$J$1$l$P$J$i$J$$!%(J

$B$=$NJ}K!$H$7$F$O!$(JIDE$B$N>l9g$O(J
$BNc$($P(JFreeBSD$B$G$O(Jbad144$B$H(Jwd$B%I%i%$%P$NFbIt$N(Jbad block$B=hM}(J
$B$,$"$k!%(J
SCSI$B$N>l9g$O(JSCSI-2$B$K$O!$(JSCSI$B%I%i%$%VB&$K(Jdefect$B4IM}$H(J
$B$$$&$7$+$1$,$"$k$N$G$=$l$r(Jlow level formatter$B$G(J
$BMxMQ$9$kJ}K!$,$"$k!%(J
$B$?$@$7!$(Jlow level formatter$B$O!$K\Ev$K(Jformat$B$9$k$N$G$O$J$$(J
$B$=$&$G!$(J
http://support.quantum.com/faq/idefaq.htm#4a
http://support.quantum.com/faq/scsifaq.htm#4a
$B$K$D$.$N$h$&$J5-=R$,$"$j$^$7$?!%(J

> FORMATTING
>
>    * Q: Do I need to low level format my drive and if so, how do I do this?
>
>      A: You cannot low level the disk drive. The servo, sector layout and
>      defect management information contained in the low level format is
>      designed to last the life of the drive. This information and the way it
>      is written cannot be duplicated in any way outside of the factory.
>      Drives manufactured today ignore low level routines.
>
>      Some manufactures do have routines they label as a low level formatter.
>      These routines actually perform a write-read verify of the drive's user
>      data sectors, they don't actually low level the drive but can sometimes
>      be used to purge the drive in the event of a corrupted master boot
>      record or boot block virus. Quantum's Ontrack Disk Manager, version
>      7.12, has this feature.

FreeBSD$B$G(Jsd$B%I%i%$%P!<$N>l9g!$(Jbad144$B$HO"78$7$?(Jdefect$B=hM}(J
$B$O$d$C$F$J$$$h$&$K;W$&$N$G$9$,!)(J
$B!J$*>\$7$$J}%U%)%m!<2<$5$$!%!K(J

$B$J$*!$(JIDE$B$^$?$O(JEIDE$B$N(JHDD$B$G%G!<%?$r2u$7$F$$$$$N$J$i!$(J
$B;~4V$r$+$1$FE0DlE*$K%G%#%9%/$r%A%'%C%/$7$F%P%C%I%V%m%C%/=hM}(J
$B$r$7$F$/$l$k%W%m%0%i%`$H$7$F!$(J
Western Digital$B$N(Jftp$B%5%$%H$+$i(J

Wdatide.exe V4.07
ftp://ftp.wdc.com/drivers/hdutil/wdatide.exe

$B$H$$$&(JDOS$B%W%m%0%i%`$,F~<j2DG=$G$9!%(J
$B$3$NImB0%I%-%e%a%s%H$K$O!$(Jdisk I/O $B%(%i!<$K$b(J
$B$$$m$$$m$"$k$3$H$,=q$+$l$F$$$F;29M$K$J$j$^$9!%(J
$B$3$l$O(JQuantum$B$N%I%i%$%V$K$bE,MQ$G$-$^$7$?!%(J
$B9,$+IT9,$+;d$,;n$7$?%I%i%$%V$O%P%C%I%V%m%C%/$,(J
$B$J$+$C$?$N$G!$$8$C$5$$!$$I$N$h$&$J(J
$B%P%C%I%V%m%C%/=hM}$r$7$F$/$l$k$N$+(J
$B7P83$G$-$^$;$s$G$7$?!%(J




--
Bunpei Matoba
Computer System Division
Sumitomo Metal Industries Control & Engineering Corp.
Amagasaki Japan
Phone: +81-6-418-4707    fax. +81-6-418-4764
Nifty-Serve: JAE00767   CompuServe: 72300,3551
http://www.nerimadors.or.jp/~bunpei/index.html


