Bug 1761616

Summary: Installing all ceph roles to a single host (all-in-one) fails
Product: [Red Hat Storage] Red Hat Ceph Storage Reporter: Paul Cuzner <pcuzner>
Component: Ceph-InstallerAssignee: Paul Cuzner <pcuzner>
Status: CLOSED ERRATA QA Contact: Vasishta <vashastr>
Severity: medium Docs Contact:
Priority: medium    
Version: 4.0CC: aschoen, ceph-eng-bugs, ceph-qe-bugs, nthomas, tchandra, tserlin, ykaul
Target Milestone: rc   
Target Release: 4.0   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: cockpit-ceph-installer-0.9-2.el8cp Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2020-01-31 12:47:36 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:
Bug Depends On: 1787068    
Bug Blocks:    

Description Paul Cuzner 2019-10-14 21:51:31 UTC 
Description of problem:
When only one host is used for all ceph roles, the default crush rules prevent PGs from peering which blocks.fails the installation.

Version-Release number of selected component (if applicable):
ceph-cockpit-installer-0.9-1

How reproducible:
100%

Steps to Reproduce:
1. Perform an all-in-one (AIO) install, selecting all roles on a songle host
2.
3.

Actual results:
instllation fails, ceph stuck in a warn state, pg's unable to peer

Expected results:
For a development type installation, a single host deployment should be supported and installation should succeed.

Additional info:
Comment 1 Paul Cuzner 2019-10-15 22:51:45 UTC 
fixed in upstream commit dd4693b6e4b2e04ed901c768bd1ee2201ee5a2c2
Comment 9 errata-xmlrpc 2020-01-31 12:47:36 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, 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-2020:0312