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Rui F Ribeiro
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First please bare with me as while I'm no total newbie to Linux this is my first venture into running and administering a webserver.

I'm currently renting a dedicated server which I thought was configured as it was giving me the full 3TB hard drive space I requested. While wiping the server and starting new due to an issue I realized that there four (4) identical Segate SATA 3TB hard drives in the server, which 3 are not formatted and not able to configure in my host's server control panel (Leaseweb).

So what I would like to do is configure the server to use a software RAID 10 with the four drives. The problem is that unlike installing Ubuntu in a normal system the server control panel performs the install without asking any questions other than what OS to select and how to partition (only the first drive is shown). I already have the system up and running on the first drive while the other three are unformatted.

This is the current partition table on the first drive

Model: ATA ST3000DM001-1CH1 (scsi)
Disk /dev/sda: 3001GB
Sector size (logical/physical): 512B/4096B
Partition Table: gpt

Number  Start   End     Size    File system     Name  Flags
 1      1049kB  2097kB  1049kB                        bios_grub
 2      2097kB  502MB   500MB   ext2                  boot
 3      502MB   4598MB  4096MB  linux-swap(v1)
 4      4598MB  6646MB  2048MB  ext4
 5      6646MB  3001GB  2994GB  ext4

/dev/sda4 = /tmp & /dev/sda5 = / (root).

So how can I use all four of these drives in a RAID 10?

First please bare with me as while I'm no total newbie to Linux this is my first venture into running and administering a webserver.

I'm currently renting a dedicated server which I thought was configured as it was giving me the full 3TB hard drive space I requested. While wiping the server and starting new due to an issue I realized that there four (4) identical Segate SATA 3TB hard drives in the server, which 3 are not formatted and not able to configure in my host's server control panel (Leaseweb).

So what I would like to do is configure the server to use a software RAID 10 with the four drives. The problem is that unlike installing Ubuntu in a normal system the server control panel performs the install without asking any questions other than what OS to select and how to partition (only the first drive is shown). I already have the system up and running on the first drive while the other three are unformatted.

This is the current partition table on the first drive

Model: ATA ST3000DM001-1CH1 (scsi)
Disk /dev/sda: 3001GB
Sector size (logical/physical): 512B/4096B
Partition Table: gpt

Number  Start   End     Size    File system     Name  Flags
 1      1049kB  2097kB  1049kB                        bios_grub
 2      2097kB  502MB   500MB   ext2                  boot
 3      502MB   4598MB  4096MB  linux-swap(v1)
 4      4598MB  6646MB  2048MB  ext4
 5      6646MB  3001GB  2994GB  ext4

/dev/sda4 = /tmp & /dev/sda5 = / (root).

So how can I use all four of these drives in a RAID 10?

I'm currently renting a dedicated server which I thought was configured as it was giving me the full 3TB hard drive space I requested. While wiping the server and starting new due to an issue I realized that there four (4) identical Segate SATA 3TB hard drives in the server, which 3 are not formatted and not able to configure in my host's server control panel (Leaseweb).

So what I would like to do is configure the server to use a software RAID 10 with the four drives. The problem is that unlike installing Ubuntu in a normal system the server control panel performs the install without asking any questions other than what OS to select and how to partition (only the first drive is shown). I already have the system up and running on the first drive while the other three are unformatted.

This is the current partition table on the first drive

Model: ATA ST3000DM001-1CH1 (scsi)
Disk /dev/sda: 3001GB
Sector size (logical/physical): 512B/4096B
Partition Table: gpt

Number  Start   End     Size    File system     Name  Flags
 1      1049kB  2097kB  1049kB                        bios_grub
 2      2097kB  502MB   500MB   ext2                  boot
 3      502MB   4598MB  4096MB  linux-swap(v1)
 4      4598MB  6646MB  2048MB  ext4
 5      6646MB  3001GB  2994GB  ext4

/dev/sda4 = /tmp & /dev/sda5 = / (root).

So how can I use all four of these drives in a RAID 10?

Source Link

Configuring RAID on a running Ubuntu 14.04 Server

First please bare with me as while I'm no total newbie to Linux this is my first venture into running and administering a webserver.

I'm currently renting a dedicated server which I thought was configured as it was giving me the full 3TB hard drive space I requested. While wiping the server and starting new due to an issue I realized that there four (4) identical Segate SATA 3TB hard drives in the server, which 3 are not formatted and not able to configure in my host's server control panel (Leaseweb).

So what I would like to do is configure the server to use a software RAID 10 with the four drives. The problem is that unlike installing Ubuntu in a normal system the server control panel performs the install without asking any questions other than what OS to select and how to partition (only the first drive is shown). I already have the system up and running on the first drive while the other three are unformatted.

This is the current partition table on the first drive

Model: ATA ST3000DM001-1CH1 (scsi)
Disk /dev/sda: 3001GB
Sector size (logical/physical): 512B/4096B
Partition Table: gpt

Number  Start   End     Size    File system     Name  Flags
 1      1049kB  2097kB  1049kB                        bios_grub
 2      2097kB  502MB   500MB   ext2                  boot
 3      502MB   4598MB  4096MB  linux-swap(v1)
 4      4598MB  6646MB  2048MB  ext4
 5      6646MB  3001GB  2994GB  ext4

/dev/sda4 = /tmp & /dev/sda5 = / (root).

So how can I use all four of these drives in a RAID 10?