Dell PowerEdge MX750c EMC PMem 200 Series Users Guide - Page 6

Terminology

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Table 1. System requirements (continued) Component Minimum version required OS Microsoft Windows Server 2019 VMware ESXi 7.0 Update 2 Red Hat Enterprise Linux 8.2 SUSE Linux Enterprise Server 15 SP2 Terminology Table 2. Terminology Terminology App-direct mode (AD) CLI PMem GiB GB iMC Interleave Set x1 (by one) Interleave PM, PMem Memory Mode (MM) MiB MB Namespace TiB TB Description Persistent memory is accessed directly by applications as byte-addressable memory. Intel command-line interface in UEFI or Linux environment Intel Optane persistent memory Gibibyte 1 GiB = 1024 MiB Gigabyte 1 GB = 1000 MB Integrated Memory Controller Contiguous App-direct mode capacity that is created by interleaving the persistent capacity of one or more PMems. Interleave set that includes App-direct capacity from only one PMem pronounced "by one." This is essentially "Noninterleaved" Persistent Memory RDIMM or LRDIMM becomes cache for nonpersistent PMems. Mibibyte 1 MiB = 1024 KB = 1048576 bytes Megabyte 1 MB = 1000 KB = 1000000 bytes A persistent memory device that is made available in the file system. Tebibyte 1 TiB = 1024 GiB Terabyte 1 TB = 1000 GB 6 Introduction

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Table 1. System requirements (continued)
Component
Minimum version required
OS
Microsoft Windows Server 2019
VMware ESXi 7.0 Update 2
Red Hat Enterprise Linux 8.2
SUSE Linux Enterprise Server 15 SP2
Terminology
Table 2. Terminology
Terminology
Description
App-direct mode (AD)
Persistent memory is accessed directly by applications as
byte-addressable memory.
CLI
Intel command-line interface in UEFI or Linux environment
PMem
Intel Optane persistent memory
GiB
Gibibyte
1 GiB = 1024 MiB
GB
Gigabyte
1 GB = 1000 MB
iMC
Integrated Memory Controller
Interleave Set
Contiguous App-direct mode capacity that is created by
interleaving the persistent capacity of one or more PMems.
x1 (by one) Interleave
Interleave set that includes App-direct capacity from
only one PMem pronounced "by one." This is essentially
"Noninterleaved"
PM, PMem
Persistent Memory
Memory Mode (MM)
RDIMM or LRDIMM becomes cache for nonpersistent PMems.
MiB
Mibibyte
1 MiB = 1024 KB = 1048576 bytes
MB
Megabyte
1 MB = 1000 KB = 1000000 bytes
Namespace
A persistent memory device that is made available in the file
system.
TiB
Tebibyte
1 TiB = 1024 GiB
TB
Terabyte
1 TB = 1000 GB
6
Introduction