Ubuntu 18.04 Dual System Install Disk Solution

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Note down my disk management on alienware with Ubuntu 18.04 dual system.

Base

System

Already installed Windows 10 with UEFI booting option.

Disks

  • 1 256G SSD: PM951 NVMe SAMSUNG (GUID Partition Table)
    • 160G C: for Windows
    • Free space
  • 1 1T Hard Disk: HGST HTS721010A9E630 (GUID Partition Table)
    • 523M Recovery partition for Windows
    • 105M EFI booting system for Windows
    • 256G D: for Windows
    • 256G E: for Windows
    • Free space

For Ubuntu 18.04

Add the following partitions:

  • SSD, 500M, Logical Partition, EFI Format (boot)
  • SSD, 16G, Primary Partition, Swap Space (= physical memory)
  • SSD, 40G, Primary Partition, EXT4 Format, Mount on ‘/’ (root)
  • HD, 400G, Primary Partition, EXT4 Format, Mount on ‘/home’ (home)

Remember to install grub on the same partition as EFI.

Final Snapshot of Disk

  • 1 256G SSD: PM951 NVMe SAMSUNG (GUID Partition Table)
    • 160G C: for Windows
    • 500M EFI booting for Ubuntu
    • 16G Swap space for Ubuntu
    • 40G ‘/’ for Ubuntu
    • Free space
  • 1 1T Hard Disk: HGST HTS721010A9E630 (GUID Partition Table)
    • 523M Recovery partition for Windows
    • 105M EFI booting system for Windows
    • 256G D: for Windows
    • 256G E: for Windows
    • 400G ‘/home’ for Ubuntu
    • Free space

Reference