Introduction
This chapter introduces the IBM Elastic Storage System 3000 (ESS 3000) solution. It has the following sections:
1.1 IBM Spectrum Scale RAID
The IBM Spectrum Scale RAID software in ESS 3000 uses local NVMe drives. Because RAID functions are handled by the software, ESS 3000 does not require an external RAID controller or acceleration hardware.
IBM Spectrum Scale RAID in ESS 3000 supports two and three fault-tolerant RAID codes. The two-fault tolerant ...

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