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Chapter 2. Technical overview
The technical overview topics provide information about the key concepts of IBM Storage Scale System
3500.
Target audience of this chapter: Customers and IBM Service Support Representative (SSR).
System overview
An IBM Storage Scale System 3500 enclosure contains Non-Volatile Memory Express (NVMe) attached
SSD drives and a pair of server canisters.
IBM Storage Scale System 3500 is an all-Flash array platform. This storage platform uses NVMe-attached
SSD drives to provide significant performance improvements as compared to SAS-attached flash drives.
IBM Storage Scale System 3500 can contain up to 24 NVMe-attached SSD drives. You can either use 12
drives in a half-populated configuration or 24 drives in a fully populated configuration. These drives are
accessible from the front of IBM Storage Scale System 3500, as shown in the following figure.
Note: The minimum number of drives is 12. In a 12-drive configuration, drives must be plugged into slots
1 - 6 and then 13 - 18.
Figure 1. Front view of IBM Storage Scale System 3500
Each IBM Storage Scale System 3500 contains two identical server canisters. The following figure shows
two server canisters and two power modules.
Figure 2. Rear view of IBM Storage Scale System 3500
The IBM Storage Scale System 3500 uses a single socket AMD EPYC Rome processor per server canister.
The following table provides an overview of IBM Storage Scale System.
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Copyright IBM Corp. 2022, 2023
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