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Mail Archives: cygwin/2003/12/16/11:40:22

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Subject: Really big files?
From: Greg Freemyer <freemyer-ml AT NorcrossGroup DOT com>
Reply-To: freemyer-ml AT NorcrossGroup DOT com
To: cygwin AT cygwin DOT com
Message-Id: <1071535713.1524.20.camel@david.internal.NorcrossGroup.com>
Mime-Version: 1.0
Date: Tue, 16 Dec 2003 11:33:29 -0500
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I just tried to dd the first 163 GB of a raw drive to a image file.

It failed at about 145 GB.  Should it work?

I had plenty of free space.  

I'm using cygwin.dll ver. 1.5.5 and a recent dd  (I think, see cygcheck -s output).

=== Session Log
$ mount -f -b //./physicaldrive2 /dev/todds

Bruce AT tng-forensic1 ~
$ dd if=/dev/todds of=/cygdrive/e/full_image bs=4k count=44430720 conv=noerror,
sync
dd: writing `/cygdrive/e/full_image': Permission denied
35838209+0 records in
35838208+0 records out

Bruce AT tng-forensic1 ~
$ cd e:

Bruce AT tng-forensic1 /cygdrive/e
$ ls -l full*
-rw-r--r--    1 Bruce    None     146793299968 Dec 15 17:27 full_image

Bruce AT tng-forensic1 /cygdrive/e
$ df .
Filesystem           1k-blocks      Used Available Use% Mounted on
e:                   199141708 144271044  54870664  73% /cygdrive/e

==== cygcheck -s output attached

Thanks
Greg
-- 
Greg Freemyer

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Cygwin Win95/NT Configuration Diagnostics
Current System Time: Mon Dec 15 19:35:04 2003

Windows 2000 Professional Ver 5.0 Build 2195=20

Path:	C:\cygwin\usr\local\bin
	C:\cygwin\bin
	C:\cygwin\bin
	C:\cygwin\usr\X11R6\bin
	c:\WINNT2\system32
	c:\WINNT2
	c:\WINNT2\System32\Wbem
	c:\Program Files\PKWARE\PKZIPWS\
	c:\WINNT2\system32
	c:\WINNT2
	c:\WINNT2\System32\Wbem
	c:\Program Files\UltraEdit

Output from C:\cygwin\bin\id.exe (nontsec)
UID: 1000(Bruce) GID: 513(None)
513(None)

Output from C:\cygwin\bin\id.exe (ntsec)
UID: 1000(Bruce) GID: 513(None)
513(None)            544(Administrators)=20=20
545(Users)

SysDir: C:\WINNT2\System32
WinDir: C:\WINNT2

HOME =3D `C:\cygwin\home\Bruce'
MAKE_MODE =3D `unix'
PWD =3D `/cygdrive/e'
USER =3D `Bruce'

Use `-r' to scan registry

a:  fd  FAT        1Mb  57% CP    UN=20=20=20=20=20=20=20=20=20=20=20
c:  hd  FAT32  29988Mb  16% CP    UN           FORENSICHDD
d:  cd           N/A    N/A=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20
e:  hd  NTFS   194474Mb  73% CP CS UN PA FC     New Volume
g:  net NTFS   388956Mb  85% CP CS UN PA FC     F-Images
i:  net NTFS   388956Mb  85% CP CS UN PA FC     F-Images
l:  net          N/A    N/A=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20
p:  net NTFS   112000Mb  91% CP CS UN PA FC     Programs
r:  net          N/A    N/A=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=20=
=20=20=20=20

C:\cygwin           /           system  binmode
\\.\physicaldrive2  /dev/todds  system  binmode
C:\cygwin/bin       /usr/bin    system  binmode
C:\cygwin/lib       /usr/lib    system  binmode
.                   /cygdrive   system  binmode,cygdrive

Found: C:\cygwin\bin\awk.exe
Found: C:\cygwin\bin\bash.exe
Found: C:\cygwin\bin\cat.exe
Found: C:\cygwin\bin\cp.exe
Not Found: cpp (good!)
Found: C:\cygwin\bin\find.exe
Not Found: gcc
Not Found: gdb
Found: C:\cygwin\bin\grep.exe
Not Found: ld
Found: C:\cygwin\bin\ls.exe
Not Found: make
Found: C:\cygwin\bin\mv.exe
Found: C:\cygwin\bin\rm.exe
Found: C:\cygwin\bin\sed.exe
Found: C:\cygwin\bin\sh.exe
Found: C:\cygwin\bin\tar.exe

   19k 2003/03/22 C:\cygwin\bin\cyggdbm.dll
   28k 2003/07/20 C:\cygwin\bin\cyggdbm-3.dll
   15k 2003/07/20 C:\cygwin\bin\cyggdbm_compat-3.dll
   30k 2003/08/11 C:\cygwin\bin\cyggdbm-4.dll
   15k 2003/08/11 C:\cygwin\bin\cyggdbm_compat-4.dll
   12k 2003/08/10 C:\cygwin\bin\cyggettextpo-0.dll
   69k 2003/08/10 C:\cygwin\bin\cyggettextlib-0-12-1.dll
  134k 2003/08/10 C:\cygwin\bin\cyggettextsrc-0-12-1.dll
  958k 2003/08/10 C:\cygwin\bin\cygiconv-2.dll
   22k 2001/12/13 C:\cygwin\bin\cygintl-1.dll
   37k 2003/08/10 C:\cygwin\bin\cygintl-2.dll
   45k 2001/04/25 C:\cygwin\bin\cygform5.dll
   26k 2001/04/25 C:\cygwin\bin\cygmenu5.dll
  156k 2001/04/25 C:\cygwin\bin\cygncurses++5.dll
  226k 2001/04/25 C:\cygwin\bin\cygncurses5.dll
   15k 2001/04/25 C:\cygwin\bin\cygpanel5.dll
   35k 2002/01/09 C:\cygwin\bin\cygform6.dll
   20k 2002/01/09 C:\cygwin\bin\cygmenu6.dll
  175k 2002/01/09 C:\cygwin\bin\cygncurses++6.dll
  202k 2002/01/09 C:\cygwin\bin\cygncurses6.dll
   12k 2002/01/09 C:\cygwin\bin\cygpanel6.dll
   48k 2003/08/09 C:\cygwin\bin\cygform7.dll
   29k 2003/08/09 C:\cygwin\bin\cygmenu7.dll
  224k 2003/08/09 C:\cygwin\bin\cygncurses7.dll
   19k 2003/08/09 C:\cygwin\bin\cygpanel7.dll
   63k 2003/04/11 C:\cygwin\bin\cygpcre.dll
   61k 2003/04/11 C:\cygwin\bin\cygpcreposix.dll
   17k 2001/06/28 C:\cygwin\bin\cyghistory4.dll
  108k 2001/06/28 C:\cygwin\bin\cygreadline4.dll
   29k 2003/08/10 C:\cygwin\bin\cyghistory5.dll
  148k 2003/08/10 C:\cygwin\bin\cygreadline5.dll
   60k 2003/08/09 C:\cygwin\bin\cygz.dll
  949k 2003/09/20 C:\cygwin\bin\cygwin1.dll
    Cygwin DLL version info:
        DLL version: 1.5.5
        DLL epoch: 19
        DLL bad signal mask: 19005
        DLL old termios: 5
        DLL malloc env: 28
        API major: 0
        API minor: 94
        Shared data: 3
        DLL identifier: cygwin1
        Mount registry: 2
        Cygnus registry name: Cygnus Solutions
        Cygwin registry name: Cygwin
        Program options name: Program Options
        Cygwin mount registry name: mounts v2
        Cygdrive flags: cygdrive flags
        Cygdrive prefix: cygdrive prefix
        Cygdrive default prefix:=20
        Build date: Sat Sep 20 16:31:15 EDT 2003
        CVS tag: cr-0x9b
        Shared id: cygwin1S3


Cygwin Package Information
Package              Version=20=20=20=20=20=20=20=20=20=20=20=20
_update-info-dir     00221-1=20=20=20=20=20=20=20=20=20=20=20=20
ash                  20031007-1=20=20=20=20=20=20=20=20=20
base-files           2.6-1=20=20=20=20=20=20=20=20=20=20=20=20=20=20
base-passwd          1.1-1=20=20=20=20=20=20=20=20=20=20=20=20=20=20
bash                 2.05b-16=20=20=20=20=20=20=20=20=20=20=20
bzip2                1.0.2-5=20=20=20=20=20=20=20=20=20=20=20=20
cygwin               1.5.5-1=20=20=20=20=20=20=20=20=20=20=20=20
diff                 1.0-1=20=20=20=20=20=20=20=20=20=20=20=20=20=20
diffutils            2.8.4-1=20=20=20=20=20=20=20=20=20=20=20=20
editrights           1.01-1=20=20=20=20=20=20=20=20=20=20=20=20=20
fileutils            4.1-2=20=20=20=20=20=20=20=20=20=20=20=20=20=20
findutils            4.1.7-4=20=20=20=20=20=20=20=20=20=20=20=20
gawk                 3.1.3-4=20=20=20=20=20=20=20=20=20=20=20=20
gcc-core             3.3.1-3=20=20=20=20=20=20=20=20=20=20=20=20
gdbm                 1.8.3-7=20=20=20=20=20=20=20=20=20=20=20=20
grep                 2.5-1=20=20=20=20=20=20=20=20=20=20=20=20=20=20
groff                1.18.1-2=20=20=20=20=20=20=20=20=20=20=20
gzip                 1.3.5-1=20=20=20=20=20=20=20=20=20=20=20=20
less                 381-1=20=20=20=20=20=20=20=20=20=20=20=20=20=20
libgdbm              1.8.0-5=20=20=20=20=20=20=20=20=20=20=20=20
libgdbm-devel        1.8.3-7=20=20=20=20=20=20=20=20=20=20=20=20
libgdbm3             1.8.3-3=20=20=20=20=20=20=20=20=20=20=20=20
libgdbm4             1.8.3-7=20=20=20=20=20=20=20=20=20=20=20=20
libgettextpo0        0.12.1-3=20=20=20=20=20=20=20=20=20=20=20
libiconv2            1.9.1-3=20=20=20=20=20=20=20=20=20=20=20=20
libintl1             0.10.40-1=20=20=20=20=20=20=20=20=20=20
libintl2             0.12.1-3=20=20=20=20=20=20=20=20=20=20=20
libncurses5          5.2-1=20=20=20=20=20=20=20=20=20=20=20=20=20=20
libncurses6          5.2-8=20=20=20=20=20=20=20=20=20=20=20=20=20=20
libncurses7          5.3-4=20=20=20=20=20=20=20=20=20=20=20=20=20=20
libpcre              4.1-1=20=20=20=20=20=20=20=20=20=20=20=20=20=20
libreadline4         4.1-2=20=20=20=20=20=20=20=20=20=20=20=20=20=20
libreadline5         4.3-5=20=20=20=20=20=20=20=20=20=20=20=20=20=20
login                1.9-7=20=20=20=20=20=20=20=20=20=20=20=20=20=20
man                  1.5j-2=20=20=20=20=20=20=20=20=20=20=20=20=20
mktemp               1.5-3=20=20=20=20=20=20=20=20=20=20=20=20=20=20
ncurses              5.3-4=20=20=20=20=20=20=20=20=20=20=20=20=20=20
readline             4.3-5=20=20=20=20=20=20=20=20=20=20=20=20=20=20
sed                  4.0.7-3=20=20=20=20=20=20=20=20=20=20=20=20
sh-utils             2.0.15-4=20=20=20=20=20=20=20=20=20=20=20
tar                  1.13.25-3=20=20=20=20=20=20=20=20=20=20
termcap              20021106-2=20=20=20=20=20=20=20=20=20
terminfo             5.3_20030726-1=20=20=20=20=20
texinfo              4.2-4=20=20=20=20=20=20=20=20=20=20=20=20=20=20
textutils            2.0.21-1=20=20=20=20=20=20=20=20=20=20=20
which                1.5-2=20=20=20=20=20=20=20=20=20=20=20=20=20=20
zlib                 1.1.4-4=20=20=20=20=20=20=20=20=20=20=20=20
Use -h to see help about each section


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