Bug 2056590

Summary: /dev/disk/by-path not supported for local storage
Product: OpenShift Container Platform Reporter: Tom Dale <tdale>
Component: DocumentationAssignee: Darshan Nagaraj <dnagaraj>
Status: CLOSED CURRENTRELEASE QA Contact: Chao Yang <chaoyang>
Severity: medium Docs Contact: Latha S <lmurthy>
Priority: medium    
Version: 4.10CC: aos-bugs, chaoyang, dnagaraj, dnaphade, sniemann, tdale
Target Milestone: ---Flags: dnagaraj: needinfo-
dnagaraj: needinfo-
dnagaraj: needinfo-
dnagaraj: needinfo-
Target Release: 4.6.z   
Hardware: Unspecified   
OS: Unspecified   
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Clone Of: Environment:
Last Closed: 2022-03-08 10:55:05 UTC Type: Bug
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 2052618, 2061995    
Bug Blocks:    

Description Tom Dale 2022-02-21 14:34:10 UTC
Document URL: 
https://docs.openshift.com/container-platform/4.9/storage/persistent_storage/persistent-storage-local.html#local-volume-cr_persistent-storage-local

Section Number and Name: 
Provisioning local volumes by using the Local Storage Operator
Procedure #1


Describe the issue: 
The documentation currently states "Replace this value with your actual local disks filepath to the LocalVolume resource, such as dev/disk/by-id/wwn" .

In practice /dev/disk/by-id/* seems to be the only supported persistent path. /dev/disk/by-path behaves incorrectly as seen in https://bugzilla.redhat.com/show_bug.cgi?id=2052618 .


2052618
Suggestions for improvement: 
Rephrase above quoted section, or add a note specifying which paths are supported by LSO, and which should not be used as they will actually be changed to the kernel assigned device name.