Controller - Huawei OceanStor 2600 V3 Product Description

OceanStor 2600 V3
Product Description
Figure 4-12 System subrack

4.2.2.2 Controller

A controller is the core component of a storage system. It processes storage services, receives
configuration management commands, saves configuration data, connects to disk enclosures,
and saves critical data onto coffer disks.
Appearance
Each controller supports two interface modules.
Figure 4-13
Issue 09 (2019-05-15)
NOTE
Each controller has two built—in disks. The disks are used to store the configuration data of the storage
system, data in cache after a power failure, and OceanStor OS data. The disks in controller and those in
another are redundant for each other.
shows the appearance of a controller.
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