Skip to content

Instantly share code, notes, and snippets.

@bobbydavid

bobbydavid/1_create_extended_partition

Last active July 22, 2019 19:58
Show Gist options
  • Star 1 You must be signed in to star a gist
  • Fork 0 You must be signed in to fork a gist
  • Save bobbydavid/5021185 to your computer and use it in GitHub Desktop.
Save bobbydavid/5021185 to your computer and use it in GitHub Desktop.
Download ZIP
How I moved my home directory to its own partition
Raw
1_create_extended_partition
$ sudo su
# fdisk /dev/sda
Command (m for help): p
Disk /dev/sda: 2000.4 GB, 2000398934016 bytes
255 heads, 63 sectors/track, 243201 cylinders, total 3907029168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0xff3231fe
Device Boot Start End Blocks Id System
/dev/sda1 * 2048 206847 102400 7 HPFS/NTFS/exFAT
/dev/sda2 206848 419432447 209612800 7 HPFS/NTFS/exFAT
/dev/sda3 419441148 833934147 207246500 7 HPFS/NTFS/exFAT
Command (m for help): n
Partition type:
p primary (3 primary, 0 extended, 1 free)
e extended
Select (default e): e
Selected partition 4
First sector (419432448-3907029167, default 419432448):
Using default value 419432448
Last sector, +sectors or +size{K,M,G} (419432448-419441147, default 419441147):
Using default value 419441147
Command (m for help): p
Disk /dev/sda: 2000.4 GB, 2000398934016 bytes
255 heads, 63 sectors/track, 243201 cylinders, total 3907029168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0xff3231fe
Device Boot Start End Blocks Id System
/dev/sda1 * 2048 206847 102400 7 HPFS/NTFS/exFAT
/dev/sda2 206848 419432447 209612800 7 HPFS/NTFS/exFAT
/dev/sda3 419441148 833934147 207246500 7 HPFS/NTFS/exFAT
/dev/sda4 833935360 3907028991 1536546816 5 Extended
Partition table entries are not in disk order
Raw
2_create_logical_partition
Command (m for help): n
All primary partitions are in use
Adding logical partition 5
First sector (833935360-3907028991, default 833935360): 2147483647
Last sector, +sectors or +size{K,M,G} (419434496-419441147, default 419441147):
Using default value 419441147
Command (m for help): p
Disk /dev/sda: 2000.4 GB, 2000398934016 bytes
255 heads, 63 sectors/track, 243201 cylinders, total 3907029168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0xff3231fe
Device Boot Start End Blocks Id System
/dev/sda1 * 2048 206847 102400 7 HPFS/NTFS/exFAT
/dev/sda2 206848 419432447 209612800 7 HPFS/NTFS/exFAT
/dev/sda3 419441148 833934147 207246500 7 HPFS/NTFS/exFAT
/dev/sda4 833935360 3907028991 1536546816 5 Extended
/dev/sda5 2147483647 3907028991 879772672+ 83 Linux
Partition table entries are not in disk order
Raw
3_write_partition_table
Command (m for help): w
The partition table has been altered!
Calling ioctl() to re-read partition table.
WARNING: Re-reading the partition table failed with error 16: Device or resource busy.
The kernel still uses the old table. The new table will be used at
the next reboot or after you run partprobe(8) or kpartx(8)
Syncing disks.
Raw
4_mount_partition
# mkfs -t ext4 /dev/sda4
# blkid
/dev/loop0: UUID="77bbe3db-8b03-4b7f-afba-cf5b1176f369" TYPE="ext4"
/dev/sda1: LABEL="System Reserved" UUID="B416B99416B957D6" TYPE="ntfs"
/dev/sda2: UUID="BAD6C1F7D6C1B3C3" TYPE="ntfs"
/dev/sda3: UUID="DC70F9F470F9D56C" TYPE="ntfs"
/dev/sda5: UUID="695279c9-4800-41d7-bd1f-f32d324c617f" TYPE="ext4"
# echo 'UUID=695279c9-4800-41d7-bd1f-f32d324c617f /mnt/home ext4 nodev,nosuid 0 2' >>/etc/fstab
# mkdir /mnt/home
# mount /mnt/home
Raw
5_copy_files
# time rsync -aXS --exclude='/*/.gvfs' /home/. /mnt/home/.
Raw
6_move_partition
# umount /mnt/home
# vim /etc/fstab # change /mnt/home to /home in fstab. save.
# mv /home /home_old
# mount /home
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment