About the Cray ClusterStor NXD Administration Guide (S-2590)

How to operate, manage, and troubleshoot Cray ClusterStor systems that include the NXD feature

The Cray ClusterStor NXD Administration Guide (3.4) S-2590 includes procedures to operate, manage, and troubleshoot systems that include the NXD feature. NXD uses flash acceleration software to improve performance for small block I/Os by caching them on SSD drives.

Table 1. Record of Revision
Publication TitleDateUpdates
Cray ClusterStor NXD Administration Guide (3.5) S-2590January 2021Software release 3.5
ClusterStor NXD Administration Guide (3.4) S-2590May 2020Software release 3.4
NXD Administration Guide (3.3) S-2590December 2019Software release 3.3
NXD Administration Guide (3.2) S-2590August 2019Software release 3.2
NXD Administration Guide (3.1) S-2590February 2019Added new command options to nxd list and nxd modify commands
NXD Administration Guide (3.0.0) S-2590February 2018Title changed and new Cray publication number added. Updated content for software release 3.0.0 SU-010. Some content has been reorganized
Managing NXD on ClusterStor Systems (Seagate part number 1022038-02)September 2017Updated section on managing a GridRAID resource and added information about running Lustre filesystem integrity checks (e2fsck)
Managing NXD on ClusterStor Systems (Seagate part number 1022038-01)June 2017Initial Seagate publication

Scope and Audience

This publication is written for system administrators tasked with operating, managing, and troubleshooting the NXD feature.

Typographic Conventions

MonospaceIndicates program code, reserved words, library functions, command-line prompts, screen output, file/path names, and other software constructs.
Monospaced BoldIndicates commands that must be entered on a command line or in response to an interactive prompt.
Oblique or ItalicsIndicates user-supplied values in commands or syntax definitions.
Proportional BoldIndicates a GUI Window, GUI element, cascading menu (Ctrl > Alt > Delete), or key strokes (press Enter).

Copyright and Trademarks

© 2017-2021 Hewlett Packard Enterprise LP. All trademarks used in this document are the property of their respective owners.