[LHR]: ext2/ext3 file system

$B$O$8$a$K(B

ext2(Second Extended File System) $B$O(B Linux $B$G;HMQ$5$l$F$$$k(B file system $B$G$9!#(Bext3(Third Extended File System) $B$O(B ext2 $B$K%8%c!<%J%j%s%05!G=$rDI2C$7$?(B file system $B$G$9!#(B

$B%8%c!<%J%j%s%05!G=$O!"%U%!%$%k$N=q$-9~$_$KBP$7$F$=$NMzNr$r;D$7$F$*$-$^$9!#$3$NMzNr$rMxMQ$9$k$3$H$K$h$jNc$(%7%9%F%`$N;v8N$,5/$3$C$?$H$7$F$b(B file system $B$NIT0lCW$,5/$j$K$/$/$J$j!"(Bfile system $B$NI|5l$9$k;~4V$rBgI}$KC;=L$9$k$3$H$,=PMh$k$h$&$K$J$j$^$9!#(B

ext3 $B$NB>$K$b!"(BReiserFS$B!"(BXFS$B!"(BJFS $B$J$I$N(B file system $B$b$d(B $B%8%c!<%J%j%s%05!G=$r%5%]!<%H$7$F$$$^$9!#(BLinux Kernel $B$NJ}?K$H$7$F$O$3$l$i$N(B file system $B$r0l$D$K9J$j9~$`$3$H$O$;$:!"J?9T$KAH$_9~$s$G$$$/$h$&$G$9!#(Buser $B$,E,$7$?(B file system $B$rA*$S$J$5$$!"$H$$$&$3$H$G$7$g$&!#(Bfile system $BA4HL$K$D$$$F$O(B <Linux File System $B4XO"(B> $B$KE;$a$F$$$^$9!#;29M$K$J$l$P!#(B

ext3 $B$N(B 3 $B$D$N%8%c!<%J%j%s%05!G=(B

ext3 $B$K$O(B ordered$B!"(Bjournal$B!"(Bwriteback $B$N(B 3 $B$D$N%8%c!<%J%j%s%05!G=$rHw$($F$$$^$9!#$3$l$i$O(B /etc/fstab $B$K;XDj(B(ex. data=journal)$B$9$k$+(B mount $B$9$k;~E@(B(ex. mount -o data=journal)$B$GA*Br$G$-$^$9!#(B[Linux How-To$B!!Bh(B2$B2s!'%U%!%$%k%7%9%F%`(Bext3$B$N(ZDNet JAPAN)] $B$,>\$7$$$G$9!#(B

• journal
  $B%a%?%G!<%?!J(Bfile system $B4IM}>pJs!K$H%G!<%?It$NN>J}$r%8%c!<%J%j%s%0$7$^$9!#B?$/$N%G!<%?$r%8%c!<%J%j%s%0$9$k$N$G(B 3 $B$D$N%8%c!<%J%j%s%0$NCf$G$O0lHV=hM}B.EY$,CY$$$H$5$l$F$$$^$9!#(B
• ordered
  $B%a%?%G!<%?$N$_$r%8%c!<%J%j%s%0$7$^$9!#%G%U%)%k%H$G$O(B ordered $B$,A*Br$5$l$^$9!#(B
• writeback
  $B%a%?%G!<%?$N$_$r%8%c!<%J%j%s%0$7!"Z$7$J$$$3$H$h$j%Q%U%)!<%^%s%9$r8~>e$5$;$F$$$^$9!#(B

$B;HMQNc(B

ext3 $B$G(B format $B$9$k(B

fdisk $BEy$G:n@.$7$?(B partition $B$r(B mkfs $B$G(B format $B$7$^$9!#(B-t $B$G(B file system $B$rA*Br$7$^$9!#(Bmkfs $B$OJ#?t$N(B file system $B$N%U%m%s%H%(%s%I$H$7$FF/$-!"(Bmkfs.ext3(ext3 $B$N>l9g(B) $B$d(B mkfs.reiserfs(ReiserFS $B$N>l9g(B) $BEy$,

# mkfs -t ext3 /dev/hda5
$B"*(B /dev/hda5 $B$r(B ext3 $B$G(B format $B$7$^$9!#(B

ext2 $B$+$i(B ext3 $B$X%3%s%P!<%H$9$k(B

$B%3%s%P!<%H$r9T$&>l9g$K$O!"(Bumount $B$7$?8e$K:n6H$9$k$3$H$,?d>)$5$l$F$$$^$9!#%3%s%P!<%H8e$O(B /etc/fstab $B$NJQ99$rK:$l$:$K!#(B

# tune2fs -j /dev/hda5
$B"*(B /dev/hda5 $B$r(B ext3 $B$K%3%s%P!<%H$7$^$9!#(B

file system $B$r%A%'%C%/$9$k(B

$B%7%9%F%`$N;v8N$J$I$,H/@8$7$?>l9g$K$O!"B.$d$+$K(B file system $B$N%A%'%C%/$r$9$kI,MW$,$"$j$^$9!#%A%'%C%/$K;HMQ$7$F$$$k(B fsck $B$b(B mkfs $B$HF1MM$K%U%m%s%H%(%s%I$H$7$FF0:n$7$F$$$^$9!#(B

# fsck -f /dev/hda5
$B"*(B /dev/hda5 $B$r6/@)E*$K%A%'%C%/$7$^$9!#(B

Resource

$B$*4+$a(B

• [Linux How-To$B!!Bh(B2$B2s!'%U%!%$%k%7%9%F%`(Bext3$B$N(ZDNet JAPAN)]
  ext3fs $B$NFC=8!#%8%c!<%J%j%s%0$d%b!<%I$N0c$$$K$h$k%Y%s%A%^!<%/$J$I6=L#?<$$5-;v$,B??t!#(B$B$*4+$a(B$B!#(B

• [Project details for ext3(freshmeat.net)]
  [ext3 for 2.4]
  ext3 $B$NK\5rCO!#(B
• [Ext2fs Home Page(SourceForge.net)]
  ext2 $B$NK\5rCO!#(B

$B;HMQNc(B

• [$B%U%!%$%k%7%9%F%`$r%A%'%C%/$9$k$K$O(B(@IT)]
  [$B%U%!%$%k%7%9%F%`$r6/@)E*$K%A%'%C%/$9$k$K$O(B(@IT)]
  ext2/ext3 $B$G$N(B e2fsck $B$N;HMQNc!#(B

• [Linux Tips - $B%O!<%I%G%#%9%/$N%/%i%9%?%A%'%C%/$r$7$?$$(B(ZDNet JAPAN)]
  [Linux Tips - $B%k!<%H(I"(B/(I#$B$N%Q!<%F%#%7%g%s$r%G%#%9%/%A%'%C%/$7$?$$(B(ZDNet JAPAN)]
  e2fsck $B$N;HMQNc!#(B
• [Linux Tips - ext2$B%Q!<%F%#%7%g%s$NM=Ls%V%m%C%/MFNL$r8:$i$7$?$$(B(ZDNet JAPAN)]
  [Linux Tips - $B5/F0;~$KI,$:%U%!%$%k%7%9%F%`%A%'%C%/$5$l$F$7$^$&(B(ZDNet JAPAN)]
  [Linux Tips - Linux$B5/F0;~$K(ZDNet JAPAN)]
  tune2fs $B$N;HMQNc!#(B

$B;29M>pJs(B

• [ext3$B$H%H%i%s%6%/%7%g%s=hM}(B(@IT)] (03.09.17)
• [Ext3$B2r@b(B(Slashdot.jp)] (01.11.17)
• [Linux 2.4.15-pre2$B$K(Bext3$B<}O?(B(Slashdot.jp)] (01.11.10)
• [$B$J$<(BRed Hat$B$O(Bext3$B$rA*$s$@$N$+(B(Slashdot.jp)] (01.08.23)

• [Ext3(Third Extended Filesystem)$B$N;H$$J}(B(Turbolinux)]
  Turbolinux $B$N(B ext3 $B$r07$&$?$a$N(B Document$B!#(B
• [ext3 $B%U%!%$%k%7%9%F%`(B($B%l%C%I%O%C%H(B)]
  Red Hat Linux $B$N(B ext3 $B$r07$&$?$a$N(B Document$B!#(B
• [$B%"%I%P%s%9%H!&%U%!%$%k%7%9%F%`!&%$%s%W%j%a%s%?!(dW@jp)]
  [$B%"%I%P%s%9%H!&%U%!%$%k%7%9%F%`!&%$%s%W%j%a%s%?!(dW@jp)]
  dW $B$N(B ext3 $B>pJs!#(B

• [Linux Ext2fs Undeletion mini-HOWTO(JF Project)]
  ext2 $B%U%!%$%k%7%9%F%`>e$G:o=|$7$F$7$^$C$?%U%!%$%k$rI|5l$9$kJ}K!$K$D$$$F$N(B Mini-Howto$B!#(B
• [6. Extended $B%U%!%$%k%7%9%F%`(B (ext, ext2, ext3)(JF Project)]
  ext2/3 $B$r07$&$?$a$N$N%D!<%kN`!#(B
• [Ext2 $B%U%!%$%k%7%9%F%`$K4X$9$k>pJs$d%^%&%s%H%*%W%7%g%s!";EMM(B(JF Project)]
  Linux Kernel $B$N(B Document$B!"!V(Bfilesystems/ext2.txt$B!W$NF|K\8lLu!#(B

• [Project details for e2fsprogs(freshmeat.net)]
  [E2fsprogs: Ext2 Filesystem Utilities(SourceForge.net)]
• [Project details for Explore2fs(freshmeat.net)]
  Win32 $B$G(B ext2 $B$,8+$l$k%=%U%H%&%'%"$i$7$$!#(B

<man>

• [mkfs - Linux $B$N%U%!%$%k%7%9%F%`$r9=C[$9$k(B(JM Project)]
• [mke2fs - ext2/ext3 $B%U%!%$%k%7%9%F%`$r:n@.$9$k(B(JM Project)]
• [e2fsck - Linux $BBh(B 2 $B3HD%%U%!%$%k%7%9%F%`(B (ext2fs) $B$r%A%'%C%/$9$k(B(JM Project)]
• [fsck - Linux $B%U%!%$%k%7%9%F%`$N%A%'%C%/$H=$I|$r9T$&(B(JM Project)]
• [resize2fs - ext2 $B%U%!%$%k%7%9%F%`$N%5%$%:$rJQ99$9$k(B(JM Project)]
• [dumpe2fs - $B%U%!%$%k%7%9%F%`$N>pJs$r%@%s%W(B (dump) $B$9$k(B(JM Project)]
• [tune2fs - $BBh(B 2 $B3HD%%U%!%$%k%7%9%F%`(B (ext2fs) $B$N%Q%i%a!<%?$rD4@0$9$k(B(JM Project)]

• [elvtune - I/O $B%(%l%Y!<%?$ND4@0%D!<%k(B(JM Project)]

$BMQ8l(B

• [e-Words : ext2($B>pJs!&DL?.;vE5(B e-Words)]
• [e-Words : ext3($B>pJs!&DL?.;vE5(B e-Words)]
• [e-Words : $B%8%c!<%J%j%s%0%U%!%$%k%7%9%F%`(B($B>pJs!&DL?.;vE5(B e-Words)]

• [Linux$BMQ8l;vE5(B [ext2$B!J(BSecond Extended Filesystem$B!K(B](@IT)]