.\" -*- nroff -*-
.\" Copyright 2001 by Theodore Ts'o.  All Rights Reserved.
.\" This file may be copied under the terms of the GNU Public License.
.\" 
.\" Japanese Version Copyright (c) 2001,2005 Yuichi SATO
.\"         all rights reserved.
.\" Translated Sun Sep  2 23:20:17 JST 2001
.\"         by Yuichi SATO <ysato@h4.dion.ne.jp>
.\" Updated & Modified Tue May  3 04:42:39 JST 2005
.\"         by Yuichi SATO <ysato444@yahoo.co.jp>
.\" Updated & Modified Tue Dec 20 07:00:21 JST 2005 by Yuichi SATO
.\" 
.TH E2IMAGE 8 "May 2006" "E2fsprogs version 1.39"
.SH ̾
e2image \- פ ext2/ext3 ե륷ƥ᥿ǡե¸
.SH 
.B e2image
[
.B \-rsI
]
.I device
.I image-file
.SH 
.B e2image
ץϡ
.I device
ˤפ ext2 ޤ ext3 Υե륷ƥΥ᥿ǡ
ꤵ줿ե
.I image-file
¸롣
Υ᡼ե
.B dumpe2fs

.B debugfs
Ȥäץ
.B \-i 
ץȤиǤ롣
ΥץϹ»ե륷ƥ
ѡȤȤμǤ롣
Ūˤϡﳲե륷ƥȤơ
Υ᡼եѤ褦 e2fsck ĥͽǤ롣
.PP
.I image-file
 \- ξ硢
.B e2image
νϤɸϤ롣
ˤꡢϤ
.BR gzip (1)
Τ褦¾Υץ˥ѥפ뤳ȤǤ롣
(ΤȤΥץ󤬥ݡȤƤΤϡ
.B \-r
ץȤä raw ᡼ե
ΤߤǤդ뤳ȡ
ʤʤ顢ΤȤ̾Υ᡼եǡ
ѥפȤäƹԤȤΤǤʤ
եؤΥॢɬפʤǤ롣
¤ϾΥС
.B e2image
ǼȴԤ롣)
.PP
(֡Ȼ轵Ȥä) δˡ
ƤΥե륷ƥΥ᡼եꡢ
.RB ( "fdisk \-l"
ޥɤ) ѡƥΥ쥤Ȥ¸Τϡ
ȤƤɤͤǤ롣
ե륷ƥबﳲȤ
᡼եǡ˥Ǥ뤳Ȥݾڤ뤿ˡ
᡼ե줿ե륷ƥȤ
̤Υե륷ƥ֤Ƥ٤Ǥ롣
.PP
ǥ̤󤹤뤿ᡢ
.B e2image
ϥ᡼ե򥹥ѡ (sparse) եȤƺ롣
äơ᡼ե¾إԡȤˤϡ
äư̤뤫
GNU Ǥ
.B cp 
Ǥ
.B \-\-sparse=always
ץȤäƥԡ٤Ǥ롣
.PP
ext2 ᡼ե礭ϡե륷ƥΥ
ѤƤ inode ο礭¸롣
ŵŪ 10 GB Υե륷ƥ
1,200,000 Ĥ inode Τ 200,000 ĤȤƤ硢
᡼ե礭 35 MB ˤʤ
4 GB Υե륷ƥ
550,000 Ĥ inode Τ 15,000 ĤѤƤ硢
᡼ե礭 3 MB ˤʤ
᡼ե (ե륷ƥ٤)
ȤƤ⾮̤Ǥ뷹롣
ǥ 32 MB ѤƤ륤᡼եϡ
̤ 3  4 MB ˰̤롣
.PP
.SH ᡼եȤäե륷ƥ᥿ǡ
.PP
.B \-I 
ץꤹȡe2image ϥ᡼ե˳ǼƤ
᥿ǡǥХ˥󥹥ȡ뤷ľ
϶۵ޤξˡե륷ƥ᥿ǡ
ǥХ줹Τ˻ѤǤ롣
.PP
.B ٹ!!!!
.B \-I 
ץϡ¾ˡԤ
ǽʤȤƤΤ߻Ѥ٤Ǥ롣
᡼ե뤬줿ǥե륷ƥबѹƤȡ
ǡ\fB\fR
¾ʤǻȻפϡ
̾ϥե륷ƥΥե륤᡼Хååפ٤Ǥ롣
.PP
.SH RAW ᡼ե
.B \-r
ץȤȡ̾Υ᡼եǤϤʤ
raw ᡼ե뤬롣
raw ᡼եϡ̾Υ᡼ե 2 Ĥۤʤ롣
1 ܤϡե륷ƥΥ᥿ǡŬڤʰ֤֤졢
e2fsck, dumpe2fs, debugfs ʤɤ raw ᡼ե
ľܼ¹ԤǤȤǤ롣
raw ᡼ե뤬ȤǥڡǾ뤿ᡢ
ΥեϥѡʥեȤƺ롣
(ѡʥեκƤʤ桼ƥƥ
Υե򥳥ԡ̡Ÿդ뤳ȡ
ե뤬ե륷ƥ༫ȤƱ礭ˤʤäƤޤ!)
2 ܤϡraw ᡼ե뤬ܥ֥åȴܥǡ֥å
ޤǤȤǤ롣
ԤΥ᡼եϤΥ֥åޤǤʤ
Ūˤѹ뤫⤷ʤ
.PP
raw ᡼եϡe2fsprogs ΥХݡȤ
Ȥƥƥʤ˥ե륷ƥ˻Ѥ롣
ХݡȤˤϡʲΥޥɤ侩
(hda1 ŬڤʥǥХ֤뤳):
.PP
.br
\	\fBe2image \-r /dev/hda1 \- | bzip2 > hda1.e2i.bz2\fR
.PP
ˤꡢǡ֥åޤޤʤ᥿ǡΤߤ뤳ȤǤ롣
Ǥ⡢ǥ쥯ȥ֥åΥե̾ˤäơ
ХԤ̩ˤƤե륷ƥƤˤĤƤξ
餫ˤƤޤ
οۤˤϡ
.B \-s
ץꤹ뤳ȤǤ롣
ˤ
.B e2image
ϡ᡼ե񤭹ˡǥ쥯ȥꥨȥ򤴤㺮ˤơ
ǥ쥯ȥ֥åλѤƤʤʬ 0 롣

.B \-s
ץϥϥåĥ꡼˥ǥå줿
ǥ쥯ȥˤĤƤʬϤ˸Ƥޤ
.PP
.SH 
.B e2image 
 Theodore Ts'o (tytso@mit.edu) 
.SH ˡ
.B e2image
 e2fsprogs ѥåΰǡ
http://e2fsprogs.sourceforge.net
Ǥ롣
.SH Ϣ
.BR dumpe2fs (8),
.BR debugfs (8)