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Date: Tue, 28 Jun 2005 13:18:31 +0900
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$BC+B<$G$9!#(B

On Tue, 28 Jun 2005 09:51:30 +0900,
  SODA Noriyuki <soda@sra.co.jp> said:

>> $B$=$l$r$$$&$J$i!"(Bad_strategy() $B$G%j%/%(%9%H$K(B ATA_R_ORDERED $B$,$D$/$N$b(B
>> $B$^$:$$$s$G$7$g$&$1$I$M!#$3$N>l9g!"(Bata_queueu_restest() $B$X%j%/%(%9%H$r(B
>> $BEj$2$k$H!"(Bata_sort_queue()$B$,%j%/%(%9%H$r(B LBA $B=g$K%=!<%H$7$F$7$^$$$^(B
>> $B$9!#(B

soda> $B$$$d!"$=$l$OLdBj$J$$$H;W$$$^$9!#(B
soda> $B=g=x$,=EMW$J$H$3$m$G$O!"(Bbawrite() $B$d(B bdwrite() $B$G$O$J$/!"(Bbwrite() $B$r(B
soda> $B8F$V$h$&$K$J$C$F$$$kH&$G$9$+$i!"$=$3$G0lEYBT$A9g$o$;$,F~$k$?$a!"%=!<%H(B
soda> $B$G=g=x$,F~$lBX$o$k?4G[$O$J$$H&$G$9!#(B

ffs $B$H$+$,IaDL$K%"%/%;%9$7$F$$$kJ,$K$OLdBj$J$$$G$7$g$&$,!"(B($B;d$O(B raw
device $B$NM#0l$K$7$F:GBg$K%f!<%6$G$"$k$H;W$C$F$$$k(B) fsck(8) $B$OBg>fIW$G(B
$B$7$g$&$+$M(B? (fsck $BCf$KEE8;$r%V%A%C$H@Z$C$?$3$H$b$J$$$1$I(B)


soda> $B$?$@!"(Bbioq_disksort() $B$r;H$&$N$r$d$a$F!"<+A0$G(B ata_sort_queue() $B$K(B
soda> $BJz$($k$h$&$K$7$?$N$O!"2?$+JQ$G$9$M$(!#0c$&@oN,$,;H$$$?$$$J$$$i!"(B
soda> ata $B$NCf$KJz$($k$N$G$O$J$/!"(Bbioq_ $B$HF1$8%l%Y%k$K<BAu$7$F!"A*Br2DG=$K$7(B
soda> $B$F$*$/$N$,6Z$N$h$&$J5$$,$7$^$9$,!#(B

ataraid $B$N$?$a$K!"<c43:Y9)$,I,MW$J$N$G$O$J$$$G$7$g$&$+(B? ataraid $B$G$O(B
RAID $B$r9=@.$9$k3F(B HDD $B$X$N%j%/%(%9%H$r%-%e!<$KF~$l$k:]!"$=$N%j%/%(%9%H(B
$B$r(B struct ata_channel $B$N(B freezepoint $B$K5-O?$7$F$*$-!"$=$l0JA0$N%j%/%((B
$B%9%H$r%=!<%HBP>]$+$i30$9$h$&$K$7$F$$$k$h$&$G$9!#(B

$B$b$C$H$b!"(Bbioq_disksort() $B8_49$J$b$N$r<BAu$7$?$H$3$m$G!"$=$l$,(B ataraid$B!"(B
vinum$B!"(Braidframe $B$J$I$"$i$f$k(B RAID $B$N%I%i%$%P$+$i8F$S=P$;$k$N$+$I$&$+(B
$B$O;d$K$O$9$0$K$O$o$+$j$^$;$s$,!#B?J,!"$=$l$>$l$N%I%i%$%P$N9=B$$K$h$j$1(B
$B$j$J$s$8$c$J$$$+$J$!(B...

-- 
Seigo Tanimura <tanimura@tanimura.dyndns.org> <tanimura@FreeBSD.org>
