Bug 1921798

Summary:	data corruption with snapshot-based mirroring
Product:	[Red Hat Storage] Red Hat Ceph Storage	Reporter:	Jason Dillaman <jdillama>
Component:	RBD-Mirror	Assignee:	Ilya Dryomov <idryomov>
Status:	CLOSED ERRATA	QA Contact:	Harish Munjulur <hmunjulu>
Severity:	urgent	Docs Contact:
Priority:	urgent
Version:	4.2	CC:	ceph-eng-bugs, ceph-qe-bugs, idryomov, mmurthy, tserlin
Target Milestone:	---
Target Release:	4.2z2
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:	ceph-14.2.11-162.el8cp, ceph-14.2.11-162.el7cp	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-06-15 17:13:37 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 Jason Dillaman 2021-01-28 15:58:10 UTC

Description of problem:


Version-Release number of selected component (if applicable):
RHCS 4.2

How reproducible:
100% with enough data and repeatition

Steps to Reproduce:
1. enable snapshot-based mirroring
2. write some data, snapshot, write some data, etc

Actual results:
compare sha1sums between snapshots between clusters and they will be different

Expected results:
data should be the same across clusters

Additional info:

Comment 13 errata-xmlrpc 2021-06-15 17:13:37 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 (Important: Red Hat Ceph Storage 4.2 Security and Bug Fix Update), 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/RHSA-2021:2445