Chapter 4: Configuring Intel PMem 200 Series Settings Using Open Source Utilities
App Direct Mode Configuration
In App Direct Mode, Persistent Memory can be provisioned with either interleaved or
non-interleaved enabled. In interleaved configurations, all PMem modules are seen as
one monolithic space, which is similar in concept to RAID 0 in traditional storage. In non-
interleaved configurations, each PMem is seen as a separate space, which is similar in
concept to JBOD in traditional storage. PMem interleaving increases the throughput of
reads and writes to Persistent Memory.
Use the ipmctl create -goal PersistentMemoryType=AppDirect, or the default ipmctl
create -goal command to set a goal that creates an interleaved region across all the PMem
modules discovered in the system. The two commands are equivalent in this action.
To create a goal that creates non-interleaved regions, use the ipmctl create -goal Pe
rsistentMemoryType=AppDirectNotInterleaved command. (Please be sure to set the
PersistentMemoryType to AppDirectNotInterleaved).
E.1. App Direct Mode Configuration (CentOS)
E.2. App Direct Mode Configuration (Windows)
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