dejavu007
February 16th, 2011, 03:25 PM
I am new to ubuntu. I installed ubuntu after installing windows 7 in different partition now i cannot boot windows7. grub is not showing at all. when i use shift key while starting up it shows the grub but there is no option to select windows.
i used this sudo fdisk -l
here is what i get.
ubuntu@ubuntu:~$ sudo fdisk -l
Disk /dev/sda: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x1c011c00
Device Boot Start End Blocks Id System
/dev/sda1 * 1 7649 61440561 7 HPFS/NTFS
/dev/sda2 7650 60800 426934673 f W95 Ext'd (LBA)
/dev/sda5 7650 19122 92156841 7 HPFS/NTFS
/dev/sda6 19123 30595 92156841 7 HPFS/NTFS
/dev/sda7 30596 31343 6000000 82 Linux swap / Solaris
/dev/sda8 35817 46655 87056384 7 HPFS/NTFS
/dev/sda9 46656 60800 113613824 7 HPFS/NTFS
/dev/sda10 31343 35816 35936256 83 Linux
Partition table entries are not in disk orderAnd this is what i get in boot info script
Boot Info Script 0.55 dated February 15th, 2010
============================= Boot Info Summary: ==============================
=> Grub 2 is installed in the MBR of /dev/sda and looks on the same drive in
partition #10 for (,msdos10)/boot/grub.
=> Syslinux is installed in the MBR of /dev/sdb
sda1: __________________________________________________ _______________________
File system: ntfs
Boot sector type: Windows Vista/7
Boot sector info: No errors found in the Boot Parameter Block.
Operating System: Windows 7
Boot files/dirs: /bootmgr /Boot/BCD /Windows/System32/winload.exe
/boot/grub/core.img
sda2: __________________________________________________ _______________________
File system: Extended Partition
Boot sector type: -
Boot sector info:
sda5: __________________________________________________ _______________________
File system: ntfs
Boot sector type: Windows XP
Boot sector info: According to the info in the boot sector, sda5 starts
at sector 63.
Operating System:
Boot files/dirs:
sda6: __________________________________________________ _______________________
File system: ntfs
Boot sector type: Windows XP
Boot sector info: According to the info in the boot sector, sda6 starts
at sector 63.
Operating System:
Boot files/dirs:
sda7: __________________________________________________ _______________________
File system: swap
Boot sector type: -
Boot sector info:
sda8: __________________________________________________ _______________________
File system: ntfs
Boot sector type: Windows Vista/7
Boot sector info: According to the info in the boot sector, sda8 starts
at sector 2048.
Operating System:
Boot files/dirs:
sda9: __________________________________________________ _______________________
File system: ntfs
Boot sector type: Windows Vista/7
Boot sector info: According to the info in the boot sector, sda9 starts
at sector 646. But according to the info from fdisk,
sda9 starts at sector 749522944.
Operating System:
Boot files/dirs:
sda10: __________________________________________________ _______________________
File system: ext3
Boot sector type: -
Boot sector info:
Operating System: Ubuntu 10.10
Boot files/dirs: /boot/grub/grub.cfg /etc/fstab /boot/grub/core.img
sdb1: __________________________________________________ _______________________
File system: vfat
Boot sector type: Vista: Fat 32
Boot sector info: No errors found in the Boot Parameter Block.
Operating System:
Boot files/dirs:
=========================== Drive/Partition Info: =============================
Drive: sda ___________________ __________________________________________________ ___
Disk /dev/sda: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders, total 976773168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
Partition Boot Start End Size Id System
/dev/sda1 * 63 122,881,184 122,881,122 7 HPFS/NTFS
/dev/sda2 122,881,246 976,750,591 853,869,346 f W95 Ext d (LBA)
/dev/sda5 122,881,248 307,194,929 184,313,682 7 HPFS/NTFS
/dev/sda6 307,194,993 491,508,674 184,313,682 7 HPFS/NTFS
/dev/sda7 491,509,760 503,509,759 12,000,000 82 Linux swap / Solaris
/dev/sda8 575,397,888 749,510,655 174,112,768 7 HPFS/NTFS
/dev/sda9 749,522,944 976,750,591 227,227,648 7 HPFS/NTFS
/dev/sda10 503,511,040 575,383,551 71,872,512 83 Linux
Drive: sdb ___________________ __________________________________________________ ___
Disk /dev/sdb: 7840 MB, 7840259584 bytes
242 heads, 62 sectors/track, 1020 cylinders, total 15313007 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
Partition Boot Start End Size Id System
/dev/sdb1 * 62 15,304,079 15,304,018 b W95 FAT32
blkid -c /dev/null: __________________________________________________ __________
Device UUID TYPE LABEL
/dev/sda10 c0dc4353-01d3-4625-89b8-17f1a8192aaa ext3
/dev/sda1 5E8643FB8643D1E7 ntfs
/dev/sda2: PTTYPE="dos"
/dev/sda5 128C86538C8630F1 ntfs
/dev/sda6 C614920C1492001B ntfs
/dev/sda7 92dea14a-c50c-4ee2-9c64-11725dd2edce swap
/dev/sda8 B0D4550BD454D566 ntfs MOVIES A
/dev/sda9 AC64A96F64A93CC8 ntfs MOVIES B
/dev/sda: PTTYPE="dos"
/dev/sdb1 82C6-5A34 vfat
/dev/sdb: PTTYPE="dos"
============================ "mount | grep ^/dev output: ===========================
Device Mount_Point Type Options
/dev/sda10 / ext3 (rw,errors=remount-ro,commit=0)
/dev/sdb1 /media/82C6-5A34 vfat (rw,nosuid,nodev,uhelper=udisks,uid=1000,gid=1000, shortname=mixed,dmask=0077,utf8=1,showexec,flush)
/dev/sda6 /media/C614920C1492001B fuseblk (rw,nosuid,nodev,allow_other,blksize=4096,default_ permissions)
/dev/sda5 /media/128C86538C8630F1 fuseblk (rw,nosuid,nodev,allow_other,blksize=4096,default_ permissions)
=================== sda1: Location of files loaded by Grub: ===================
??GB: boot/grub/core.img
========================== sda10/boot/grub/grub.cfg: ==========================
#
# DO NOT EDIT THIS FILE
#
# It is automatically generated by grub-mkconfig using templates
# from /etc/grub.d and settings from /etc/default/grub
#
### BEGIN /etc/grub.d/00_header ###
if [ -s $prefix/grubenv ]; then
set have_grubenv=true
load_env
fi
set default="0"
if [ "${prev_saved_entry}" ]; then
set saved_entry="${prev_saved_entry}"
save_env saved_entry
set prev_saved_entry=
save_env prev_saved_entry
set boot_once=true
fi
function savedefault {
if [ -z "${boot_once}" ]; then
saved_entry="${chosen}"
save_env saved_entry
fi
}
function recordfail {
set recordfail=1
if [ -n "${have_grubenv}" ]; then if [ -z "${boot_once}" ]; then save_env recordfail; fi; fi
}
function load_video {
insmod vbe
insmod vga
}
insmod part_msdos
insmod ext2
set root='(hd0,msdos10)'
search --no-floppy --fs-uuid --set c0dc4353-01d3-4625-89b8-17f1a8192aaa
if loadfont /usr/share/grub/unicode.pf2 ; then
set gfxmode=640x480
load_video
insmod gfxterm
fi
terminal_output gfxterm
insmod part_msdos
insmod ext2
set root='(hd0,msdos10)'
search --no-floppy --fs-uuid --set c0dc4353-01d3-4625-89b8-17f1a8192aaa
set locale_dir=($root)/boot/grub/locale
set lang=en
insmod gettext
if [ "${recordfail}" = 1 ]; then
set timeout=-1
else
set timeout=10
fi
### END /etc/grub.d/00_header ###
### BEGIN /etc/grub.d/05_debian_theme ###
set menu_color_normal=white/black
set menu_color_highlight=black/light-gray
### END /etc/grub.d/05_debian_theme ###
### BEGIN /etc/grub.d/10_linux ###
menuentry 'Ubuntu, with Linux 2.6.35-22-generic' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
insmod part_msdos
insmod ext2
set root='(hd0,msdos10)'
search --no-floppy --fs-uuid --set c0dc4353-01d3-4625-89b8-17f1a8192aaa
linux /boot/vmlinuz-2.6.35-22-generic root=UUID=c0dc4353-01d3-4625-89b8-17f1a8192aaa ro quiet splash
initrd /boot/initrd.img-2.6.35-22-generic
}
menuentry 'Ubuntu, with Linux 2.6.35-22-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
insmod part_msdos
insmod ext2
set root='(hd0,msdos10)'
search --no-floppy --fs-uuid --set c0dc4353-01d3-4625-89b8-17f1a8192aaa
echo 'Loading Linux 2.6.35-22-generic ...'
linux /boot/vmlinuz-2.6.35-22-generic root=UUID=c0dc4353-01d3-4625-89b8-17f1a8192aaa ro single
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-2.6.35-22-generic
}
### END /etc/grub.d/10_linux ###
### BEGIN /etc/grub.d/20_linux_xen ###
### END /etc/grub.d/20_linux_xen ###
### BEGIN /etc/grub.d/20_memtest86+ ###
menuentry "Memory test (memtest86+)" {
insmod part_msdos
insmod ext2
set root='(hd0,msdos10)'
search --no-floppy --fs-uuid --set c0dc4353-01d3-4625-89b8-17f1a8192aaa
linux16 /boot/memtest86+.bin
}
menuentry "Memory test (memtest86+, serial console 115200)" {
insmod part_msdos
insmod ext2
set root='(hd0,msdos10)'
search --no-floppy --fs-uuid --set c0dc4353-01d3-4625-89b8-17f1a8192aaa
linux16 /boot/memtest86+.bin console=ttyS0,115200n8
}
### END /etc/grub.d/20_memtest86+ ###
### BEGIN /etc/grub.d/30_os-prober ###
if [ "x${timeout}" != "x-1" ]; then
if keystatus; then
if keystatus --shift; then
set timeout=-1
else
set timeout=0
fi
else
if sleep --interruptible 3 ; then
set timeout=0
fi
fi
fi
### END /etc/grub.d/30_os-prober ###
### BEGIN /etc/grub.d/40_custom ###
# This file provides an easy way to add custom menu entries. Simply type the
# menu entries you want to add after this comment. Be careful not to change
# the 'exec tail' line above.
### END /etc/grub.d/40_custom ###
### BEGIN /etc/grub.d/41_custom ###
if [ -f $prefix/custom.cfg ]; then
source $prefix/custom.cfg;
fi
### END /etc/grub.d/41_custom ###
=============================== sda10/etc/fstab: ===============================
# /etc/fstab: static file system information.
#
# Use 'blkid -o value -s UUID' to print the universally unique identifier
# for a device; this may be used with UUID= as a more robust way to name
# devices that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point> <type> <options> <dump> <pass>
proc /proc proc nodev,noexec,nosuid 0 0
# / was on /dev/sda10 during installation
UUID=c0dc4353-01d3-4625-89b8-17f1a8192aaa / ext3 errors=remount-ro 0 1
/dev/sda7 none swap sw 0 0
=================== sda10: Location of files loaded by Grub: ===================
282.6GB: boot/grub/core.img
282.7GB: boot/grub/grub.cfg
282.6GB: boot/initrd.img-2.6.35-22-generic
282.7GB: boot/vmlinuz-2.6.35-22-generic
282.6GB: initrd.img
282.7GB: vmlinuz
i used this sudo fdisk -l
here is what i get.
ubuntu@ubuntu:~$ sudo fdisk -l
Disk /dev/sda: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x1c011c00
Device Boot Start End Blocks Id System
/dev/sda1 * 1 7649 61440561 7 HPFS/NTFS
/dev/sda2 7650 60800 426934673 f W95 Ext'd (LBA)
/dev/sda5 7650 19122 92156841 7 HPFS/NTFS
/dev/sda6 19123 30595 92156841 7 HPFS/NTFS
/dev/sda7 30596 31343 6000000 82 Linux swap / Solaris
/dev/sda8 35817 46655 87056384 7 HPFS/NTFS
/dev/sda9 46656 60800 113613824 7 HPFS/NTFS
/dev/sda10 31343 35816 35936256 83 Linux
Partition table entries are not in disk orderAnd this is what i get in boot info script
Boot Info Script 0.55 dated February 15th, 2010
============================= Boot Info Summary: ==============================
=> Grub 2 is installed in the MBR of /dev/sda and looks on the same drive in
partition #10 for (,msdos10)/boot/grub.
=> Syslinux is installed in the MBR of /dev/sdb
sda1: __________________________________________________ _______________________
File system: ntfs
Boot sector type: Windows Vista/7
Boot sector info: No errors found in the Boot Parameter Block.
Operating System: Windows 7
Boot files/dirs: /bootmgr /Boot/BCD /Windows/System32/winload.exe
/boot/grub/core.img
sda2: __________________________________________________ _______________________
File system: Extended Partition
Boot sector type: -
Boot sector info:
sda5: __________________________________________________ _______________________
File system: ntfs
Boot sector type: Windows XP
Boot sector info: According to the info in the boot sector, sda5 starts
at sector 63.
Operating System:
Boot files/dirs:
sda6: __________________________________________________ _______________________
File system: ntfs
Boot sector type: Windows XP
Boot sector info: According to the info in the boot sector, sda6 starts
at sector 63.
Operating System:
Boot files/dirs:
sda7: __________________________________________________ _______________________
File system: swap
Boot sector type: -
Boot sector info:
sda8: __________________________________________________ _______________________
File system: ntfs
Boot sector type: Windows Vista/7
Boot sector info: According to the info in the boot sector, sda8 starts
at sector 2048.
Operating System:
Boot files/dirs:
sda9: __________________________________________________ _______________________
File system: ntfs
Boot sector type: Windows Vista/7
Boot sector info: According to the info in the boot sector, sda9 starts
at sector 646. But according to the info from fdisk,
sda9 starts at sector 749522944.
Operating System:
Boot files/dirs:
sda10: __________________________________________________ _______________________
File system: ext3
Boot sector type: -
Boot sector info:
Operating System: Ubuntu 10.10
Boot files/dirs: /boot/grub/grub.cfg /etc/fstab /boot/grub/core.img
sdb1: __________________________________________________ _______________________
File system: vfat
Boot sector type: Vista: Fat 32
Boot sector info: No errors found in the Boot Parameter Block.
Operating System:
Boot files/dirs:
=========================== Drive/Partition Info: =============================
Drive: sda ___________________ __________________________________________________ ___
Disk /dev/sda: 500.1 GB, 500107862016 bytes
255 heads, 63 sectors/track, 60801 cylinders, total 976773168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
Partition Boot Start End Size Id System
/dev/sda1 * 63 122,881,184 122,881,122 7 HPFS/NTFS
/dev/sda2 122,881,246 976,750,591 853,869,346 f W95 Ext d (LBA)
/dev/sda5 122,881,248 307,194,929 184,313,682 7 HPFS/NTFS
/dev/sda6 307,194,993 491,508,674 184,313,682 7 HPFS/NTFS
/dev/sda7 491,509,760 503,509,759 12,000,000 82 Linux swap / Solaris
/dev/sda8 575,397,888 749,510,655 174,112,768 7 HPFS/NTFS
/dev/sda9 749,522,944 976,750,591 227,227,648 7 HPFS/NTFS
/dev/sda10 503,511,040 575,383,551 71,872,512 83 Linux
Drive: sdb ___________________ __________________________________________________ ___
Disk /dev/sdb: 7840 MB, 7840259584 bytes
242 heads, 62 sectors/track, 1020 cylinders, total 15313007 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
Partition Boot Start End Size Id System
/dev/sdb1 * 62 15,304,079 15,304,018 b W95 FAT32
blkid -c /dev/null: __________________________________________________ __________
Device UUID TYPE LABEL
/dev/sda10 c0dc4353-01d3-4625-89b8-17f1a8192aaa ext3
/dev/sda1 5E8643FB8643D1E7 ntfs
/dev/sda2: PTTYPE="dos"
/dev/sda5 128C86538C8630F1 ntfs
/dev/sda6 C614920C1492001B ntfs
/dev/sda7 92dea14a-c50c-4ee2-9c64-11725dd2edce swap
/dev/sda8 B0D4550BD454D566 ntfs MOVIES A
/dev/sda9 AC64A96F64A93CC8 ntfs MOVIES B
/dev/sda: PTTYPE="dos"
/dev/sdb1 82C6-5A34 vfat
/dev/sdb: PTTYPE="dos"
============================ "mount | grep ^/dev output: ===========================
Device Mount_Point Type Options
/dev/sda10 / ext3 (rw,errors=remount-ro,commit=0)
/dev/sdb1 /media/82C6-5A34 vfat (rw,nosuid,nodev,uhelper=udisks,uid=1000,gid=1000, shortname=mixed,dmask=0077,utf8=1,showexec,flush)
/dev/sda6 /media/C614920C1492001B fuseblk (rw,nosuid,nodev,allow_other,blksize=4096,default_ permissions)
/dev/sda5 /media/128C86538C8630F1 fuseblk (rw,nosuid,nodev,allow_other,blksize=4096,default_ permissions)
=================== sda1: Location of files loaded by Grub: ===================
??GB: boot/grub/core.img
========================== sda10/boot/grub/grub.cfg: ==========================
#
# DO NOT EDIT THIS FILE
#
# It is automatically generated by grub-mkconfig using templates
# from /etc/grub.d and settings from /etc/default/grub
#
### BEGIN /etc/grub.d/00_header ###
if [ -s $prefix/grubenv ]; then
set have_grubenv=true
load_env
fi
set default="0"
if [ "${prev_saved_entry}" ]; then
set saved_entry="${prev_saved_entry}"
save_env saved_entry
set prev_saved_entry=
save_env prev_saved_entry
set boot_once=true
fi
function savedefault {
if [ -z "${boot_once}" ]; then
saved_entry="${chosen}"
save_env saved_entry
fi
}
function recordfail {
set recordfail=1
if [ -n "${have_grubenv}" ]; then if [ -z "${boot_once}" ]; then save_env recordfail; fi; fi
}
function load_video {
insmod vbe
insmod vga
}
insmod part_msdos
insmod ext2
set root='(hd0,msdos10)'
search --no-floppy --fs-uuid --set c0dc4353-01d3-4625-89b8-17f1a8192aaa
if loadfont /usr/share/grub/unicode.pf2 ; then
set gfxmode=640x480
load_video
insmod gfxterm
fi
terminal_output gfxterm
insmod part_msdos
insmod ext2
set root='(hd0,msdos10)'
search --no-floppy --fs-uuid --set c0dc4353-01d3-4625-89b8-17f1a8192aaa
set locale_dir=($root)/boot/grub/locale
set lang=en
insmod gettext
if [ "${recordfail}" = 1 ]; then
set timeout=-1
else
set timeout=10
fi
### END /etc/grub.d/00_header ###
### BEGIN /etc/grub.d/05_debian_theme ###
set menu_color_normal=white/black
set menu_color_highlight=black/light-gray
### END /etc/grub.d/05_debian_theme ###
### BEGIN /etc/grub.d/10_linux ###
menuentry 'Ubuntu, with Linux 2.6.35-22-generic' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
insmod part_msdos
insmod ext2
set root='(hd0,msdos10)'
search --no-floppy --fs-uuid --set c0dc4353-01d3-4625-89b8-17f1a8192aaa
linux /boot/vmlinuz-2.6.35-22-generic root=UUID=c0dc4353-01d3-4625-89b8-17f1a8192aaa ro quiet splash
initrd /boot/initrd.img-2.6.35-22-generic
}
menuentry 'Ubuntu, with Linux 2.6.35-22-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os {
recordfail
insmod part_msdos
insmod ext2
set root='(hd0,msdos10)'
search --no-floppy --fs-uuid --set c0dc4353-01d3-4625-89b8-17f1a8192aaa
echo 'Loading Linux 2.6.35-22-generic ...'
linux /boot/vmlinuz-2.6.35-22-generic root=UUID=c0dc4353-01d3-4625-89b8-17f1a8192aaa ro single
echo 'Loading initial ramdisk ...'
initrd /boot/initrd.img-2.6.35-22-generic
}
### END /etc/grub.d/10_linux ###
### BEGIN /etc/grub.d/20_linux_xen ###
### END /etc/grub.d/20_linux_xen ###
### BEGIN /etc/grub.d/20_memtest86+ ###
menuentry "Memory test (memtest86+)" {
insmod part_msdos
insmod ext2
set root='(hd0,msdos10)'
search --no-floppy --fs-uuid --set c0dc4353-01d3-4625-89b8-17f1a8192aaa
linux16 /boot/memtest86+.bin
}
menuentry "Memory test (memtest86+, serial console 115200)" {
insmod part_msdos
insmod ext2
set root='(hd0,msdos10)'
search --no-floppy --fs-uuid --set c0dc4353-01d3-4625-89b8-17f1a8192aaa
linux16 /boot/memtest86+.bin console=ttyS0,115200n8
}
### END /etc/grub.d/20_memtest86+ ###
### BEGIN /etc/grub.d/30_os-prober ###
if [ "x${timeout}" != "x-1" ]; then
if keystatus; then
if keystatus --shift; then
set timeout=-1
else
set timeout=0
fi
else
if sleep --interruptible 3 ; then
set timeout=0
fi
fi
fi
### END /etc/grub.d/30_os-prober ###
### BEGIN /etc/grub.d/40_custom ###
# This file provides an easy way to add custom menu entries. Simply type the
# menu entries you want to add after this comment. Be careful not to change
# the 'exec tail' line above.
### END /etc/grub.d/40_custom ###
### BEGIN /etc/grub.d/41_custom ###
if [ -f $prefix/custom.cfg ]; then
source $prefix/custom.cfg;
fi
### END /etc/grub.d/41_custom ###
=============================== sda10/etc/fstab: ===============================
# /etc/fstab: static file system information.
#
# Use 'blkid -o value -s UUID' to print the universally unique identifier
# for a device; this may be used with UUID= as a more robust way to name
# devices that works even if disks are added and removed. See fstab(5).
#
# <file system> <mount point> <type> <options> <dump> <pass>
proc /proc proc nodev,noexec,nosuid 0 0
# / was on /dev/sda10 during installation
UUID=c0dc4353-01d3-4625-89b8-17f1a8192aaa / ext3 errors=remount-ro 0 1
/dev/sda7 none swap sw 0 0
=================== sda10: Location of files loaded by Grub: ===================
282.6GB: boot/grub/core.img
282.7GB: boot/grub/grub.cfg
282.6GB: boot/initrd.img-2.6.35-22-generic
282.7GB: boot/vmlinuz-2.6.35-22-generic
282.6GB: initrd.img
282.7GB: vmlinuz