Bug 2187380

Summary: [16.2.5 deprecated] vPMEM deprecated
Product: Red Hat OpenStack Reporter: Irina <igallagh>
Component: documentationAssignee: Irina <igallagh>
Status: CLOSED ERRATA QA Contact: RHOS Documentation Team <rhos-docs>
Severity: high Docs Contact:
Priority: high    
Version: 17.0 (Wallaby)CC: smooney
Target Milestone: z5Keywords: Triaged
Target Release: 16.2 (Train on RHEL 8.4)   
Hardware: Unspecified   
OS: Unspecified   
Whiteboard:
Fixed In Version: Doc Type: Deprecated Functionality
Doc Text:
The technology preview support added in RHOSP 16.1 for configuring NVDIMM Compute nodes to provide persistent memory for instances has been deprecated in RHOSP 16.2.5, and will be removed in RHOSP 17.0. Red Hat is removing support for persistent memory from RHOSP 17.0 and future releases in response to the announcement by the Intel Corporation on July 28, 2022 that they are discontinuing investment in their Intel® Optane™ business: ** link:https://www.intel.com/content/www/us/en/support/articles/000091826/memory-and-storage.html[Intel® Optane™ Business Update: What Does This Mean for Warranty and Support] ** link:https://qdms.intel.com/dm/i.aspx/EFA10B3B-AF85-42C4-8D88-2AE6B8BFC51A/PCN119311-00.pdf[Intel® Product Change Notification #119311-00] + Cloud operators must ensure that no instances use the vPMEM feature before upgrading to 17.1.
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Clone Of: Environment:
Last Closed: 2023-04-26 12:17:55 UTC Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Description Irina 2023-04-17 14:04:53 UTC 
The vPMEM feature is deprecated in 17.0 GA because Red Hat is removing support for persistent memory from RHOSP 17.0 and future releases in response to the announcement by the Intel Corporation on July 28, 2022 [1][2].

Description of problem:
The technology preview support added in RHOSP 16.1 for configuring NVDIMM Compute nodes to provide persistent memory for instances has been deprecated in RHOSP 16.2.5, and will be removed in RHOSP 17.0. Red Hat is removing support for persistent memory from RHOSP 17.0 and future releases in response to the announcement by the Intel Corporation on July 28, 2022 [1][2] that they are discontinuing investment in their Intel® Optane™ business. Cloud operators should ensure that no instances use the vPMEM feature before upgrading to 17.1.

[1] https://www.intel.com/content/www/us/en/support/articles/000091826/memory-and-storage.html 
[2] https://qdms.intel.com/dm/i.aspx/EFA10B3B-AF85-42C4-8D88-2AE6B8BFC51A/PCN119311-00.pdf
Comment 12 errata-xmlrpc 2023-04-26 12:17:55 UTC 
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (Red Hat OpenStack Platform 16.2.5 (Train) bug fix and enhancement advisory), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2023:1763