6a. Set up initial storage pool configuration - x360Recover - BDR

Written By Tami Sutcliffe (Super Administrator)

Updated at October 26th, 2023


     For details about the storage pool, please review How to manage the storage pool

 When you log in for the first time, the navigation menu is opened and locked at the Manage Storage tab as shown below.

Set up the storage pool

1. The first task you must complete before the other menus become active is to setup your storage pool.

2. Expand the Storage Pool selection.

Select a RAID level

Next, select a RAID level.

Available options are RAID-0, RAID-1, RAID-5, and RAID-6. 


RAID-0

RAID-0 provides no redundancy and the loss of any disk in the storage pool will corrupt  data integrity. 

RAID-0 is not recommended for production devices.


RAID-1

RAID-1 requires a minimum of two (2) disks

In RAID-1, the total storage available for use will be reduced by one (1) disk's worth of space (used for parity and to provide redundancy.)

A maximum of one (1) disk may be lost within a RAID-1 set without losing storage pool data integrity.


RAID-5

RAID-5 requires a minimum of three (3) disks.

In RAID-5, the total storage available for use will be reduced by one (1) disk's worth of space (used for parity and to provide redundancy.)

A maximum of one (1) disk may be lost within a RAID-5 set without losing storage pool data integrity.


RAID-6

RAID-6 requires a minimum of  four (4) disks.

In RAID-6, the total storage available for use will be reduced by two (2) disk's worth of space (used for parity and to provide redundancy.)

 A maximum of  two (2) disks may be lost within a RAID-6 set without losing storage pool data integrity.

Expand the storage pool by adding disks later

The storage pool may be expanded after creation, to increase available storage capacity.

Using a larger number of disks in a storage pool improves performance, as data is striped across multiple spindles

Regardless of the RAID level selected, the storage pool must be expanded by exactly the same number of disks chosen during the initial setup, using the same RAID level.

When adding additional storage sets, the size of the new disks being added does not have to be the same as the original disk set, but the set must consist of the same number of disks.

  • For example, if you create a RAID-5 storage pool with three 1TB disks and later want to expand that pool, you could add three additional 2TB disks to expand the pool.

If you want to expand a RAID-0 pool by single disks, create the pool with one disk initially and then add disks, one at a time, to achieve your storage capacity target.

  • NOTE: RAID-0 is not recommended or supported for production usage. Loss of any disk in a RAID-0 Storage Pool will destroy all data in the pool

Combine multiple sets to improve performance further

Using a larger number of disks in a storage pool improves performance, as data is striped across multiple spindles.

Creating storage pools by combining multiple sets of disks improves performance even more, because disk sets are striped together using RAID-0 (at the expense of extra parity space consumption.)

For example, if you combine two RAID-5 sets containing three disks each, the equivalent results equal RAID-50 or RAID5+0. Each disk set is independently redundant, and, in the case of RAID-5, could survive the loss of one disk in each set. The total usable capacity from the six disks assigned to the pool is only four disks worth of storage (because there is one disk's worth of parity in each RAID set.)


Select a compression level

After selecting the RAID level, select the compression level for the storage pool.

Zstd is recommended for all devices.

  • Zstd mode has slightly lower compression but higher performance.
  • Gzip mode has higher compression at the expense of lower performance.

Select the desired disks

Expand the Unused Disks pane and select the desired disks to be used by the storage pool. 

NOTE: We do not recommend having more than 10 disks in a single RAID set.

If you have more than ten disks, change your view to show 100 disks from the dropdown menu.


Create the storage pool

Once you have selected the correct RAID level, the required compression level, and the desired storage disks, click Create Storage to create the storage pool. 

The Storage Status section at the top of the page will list the availability status and pool configuration once the pool has successfully been created. 


 

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