CHAPTER 1
About the Appliance
The appliance comprises five nodes in a 19-inch 3U rackmount server chassis. The appliance deploys into a
universal and easy-to-use software-defined infrastructure solution that combines virtualization and storage.
It allows you to create and manage virtual machines and offers object, block, and file storage, including a
local repository for cloud backups.
The appliance comes in several models that vary by storage capacity:
Model
Raw storage, TB
Usable storage*, TB
Capacity
Performance
SDI-5060
60
31
18
SDI-5120
120
62
36
SDI-5150
150
77
45
SDI-5180
180
93
54
* With the recommended redundancy scheme. Erasure coding 3+2 is recommended for capacity;
replication=3 is recommended for performance.
1.1 Appliance Exterior
The appliance consists of five identical nodes. On the front of the appliance, under the front bezel are the
power/reset buttons, a power LED of each node as well as the main power switch. The front panel also
provides access to disks of each node: three per node, ordered left to right, i.e. the leftmost three disks are
of node #1, the next three are of node #2, etc.
1