LaCie disk see SATA

Backup :

sfdisk -d /dev/sdb -O sfdisk-sdb.txt

photorec can help

• http://prefetch.net/blog/index.php/2009/12/20/using-the-linux-parted-utility-to-re-create-a-lost-partition-table/
• http://unix.stackexchange.com/questions/35681/accidentally-deleted-the-partitions-on-my-boot-disk-the-system-is-still-running
• http://www.brzitwa.de/mb/gpart/

• Important : 1st part must be ⇐ 1023 cyl (+4024M on my USB key)

• DVD size 4.7 *10^9 bytes = 4700000000.0 bytes = 4.37721610069274902344 * 16^9 bytes
• vfat 32 Go, 4 Go max file
• Linux System : 5 Go
• WindowS7 : 5545MB+ to be inst # then 7G
• WindowsXP requieres=1371MB
• WindowsXP OEM = 1255
• Windows 2000Pro installed=950MB

http://linuxfr.org/tips/381.html

• 1 : 1GB : swap or Boot + LiveCD … :
• 2 : 8GB: (can be reused to install BSD or other Windows)
• 3 : 8GB: Linux (ext3)
• 4 : Extended ( 240 GB )
• * 5 : data = remaining space .. : /home
• * 6 : swap
• * opt: 7 / n-m : Other OS 1 Linux Gentoo .. 4GB
• * opt: 8 / n : swap or CD : 1GB

• 1 : 1000 MB live
• 2 : Extended
• 3? : 8 GB Windows Eventually
• 4? : 8 GB
• * 5 : remaining data

• 1 : 1 GB: Boot / LiveCD can be reused for swap
• 2 : 4 GB : ntfs : Windows = 4294967296
• 3 : 1 GB : swap or temp or LiveCD
• 4 : Extended :
• * 5 : 6+ GB : vfat : home / data = remaining space ..
• * 6 : 8 GB : ext3 : Linux / Debian : 8GB

• http://www.cgsecurity.org/wiki/Data_Recovery_Examples#Recovery_of_reformated_partition
• https://superuser.com/questions/891993/how-to-recover-exfat-partition# ExFat

Slow write operation using usbmount (because it uses sync not async) :

• https://www.redhat.com/archives/fedora-test-list/2005-May/msg01102.html
• http://bugs.debian.org/298184# Community
• http://gparted.sourceforge.net/livecd.php
• http://www.thelinuxdaily.com/2010/05/sfdisk-the-scriptable-fdisk/# SfDisk
• http://www.hermann-uwe.de/blog/resizing-ext3-partitions-with-parted
• https://en.wikipedia.org/wiki/Logical_Disk_Manager

@TaG: FileSystem Boot USB HardDisk Drive Root Recover SCSI SMART IDE SATA