Bug 1857790

Summary:	[CNV 2.4] VMs with storage class that has AccessModes: ReadWriteOnce or with pass-through features such as SRIOV and GPU should not have evictionStrategy: LiveMigrate
Product:	Container Native Virtualization (CNV)	Reporter:	Ruth Netser <rnetser>
Component:	Documentation	Assignee:	Shikha Jhala <sjhala>
Status:	CLOSED CURRENTRELEASE	QA Contact:	Ruth Netser <rnetser>
Severity:	medium	Docs Contact:
Priority:	medium
Version:	2.4.0	CC:	alitke, cnv-qe-bugs, sjhala
Target Milestone:	---
Target Release:	2.4.0
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:	2.4.0	Doc Type:	Known Issue
Doc Text:	Cause: VMs using HPP (or any other storage class with AccessModes: ReadWriteOnce), and have evictionStrategy: LiveMigrate configured Consequence: Such VMs cannot actually be live migrated. This also affects OCP upgrade. Workaround (if any): Remove evictionStrategy: LiveMigrate from VMs using HPP (or any other storage class with AccessModes: ReadWriteOnce) Result:	Story Points:	---
Clone Of:		Environment:
Last Closed:	2020-08-12 15:49:25 UTC	Type:	Bug
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description Ruth Netser 2020-07-16 15:06:39 UTC

Document URL: 

http://file.bos.redhat.com/bgaydos/060320_2/virt/virtual_machines/virtual_disks/virt-supported-features-for-virtual-storage.html

Section Number and Name: 

Describe the issue: 

A note should be added about:

VMs using HPP (or any other storage class with AccessModes: ReadWriteOnce), should not have evictionStrategy: LiveMigrate configured.

Suggestions for improvement: 

Additional information:

Comment 1 Nelly Credi 2020-07-22 09:34:10 UTC

@Ruty can you please suggest doc text?

Comment 2 Shikha Jhala 2020-07-27 15:03:04 UTC

@Adam Litke Can you please review this PR: https://github.com/openshift/openshift-docs/pull/24199

Preview build: https://bz-1857790--ocpdocs.netlify.app/openshift-enterprise/latest/virt/virtual_machines/virtual_disks/virt-features-for-storage.html#virt-features-for-storage-matrix_virt-features-for-storage

Comment 3 Shikha Jhala 2020-08-03 16:57:27 UTC

@Ruth PR is ready for QE review: https://github.com/openshift/openshift-docs/pull/24199

Comment 4 Ruth Netser 2020-08-04 07:52:13 UTC

@Shikha: bug 1858777 was updated to also include "Pass-through features such as SRIOV and GPU".
Can you please add these to the PR?

Comment 5 Shikha Jhala 2020-08-04 15:28:11 UTC

@Ruth I have updated the PR. Can you please review?

Comment 6 Ruth Netser 2020-08-05 07:27:16 UTC

@Shikha: Added my comment in the PR

Comment 8 Nelly Credi 2020-08-10 08:07:56 UTC

Please add fixed in version

Comment 9 Ruth Netser 2020-08-10 09:27:23 UTC

Reviewed the PR, moving to verified.

Comment 10 Shikha Jhala 2020-08-12 13:22:09 UTC

Docs PR is now merged: https://github.com/openshift/openshift-docs/pull/24199. Moving bug to Release Pending.

Comment 11 Shikha Jhala 2020-08-12 15:49:25 UTC

This update is now available in the customer-facing documentation: https://docs.openshift.com/container-platform/4.5/virt/virtual_machines/virtual_disks/virt-features-for-storage.html. Moving bug to CLOSED + CURRENT RELEASE.