Bug 1984335

Summary:	mdadm: specifying chunk size is forbidden for this level
Product:	Red Hat Enterprise Linux 8	Reporter:	Fine Fan <ffan>
Component:	mdadm	Assignee:	XiaoNi <xni>
Status:	CLOSED ERRATA	QA Contact:	Fine Fan <ffan>
Severity:	unspecified	Docs Contact:
Priority:	unspecified
Version:	8.5	CC:	bstinson, carl, dledford, farrotin, jdonohue, ncroxon
Target Milestone:	beta	Keywords:	Triaged
Target Release:	---	Flags:	pm-rhel: mirror+
Hardware:	x86_64
OS:	Linux
Whiteboard:
Fixed In Version:	mdadm-4.2-rc1_4.el8	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-11-09 20:02:50 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 Fine Fan 2021-07-21 09:32:37 UTC

Description of problem:


Version-Release number of selected component (if applicable):
RHEL-8.5.0-20210718.d.2 
mdadm-4.2-rc1_3.el8

How reproducible:


Steps to Reproduce:
1.Install the OS
2.run the kernel/storage/mdadm/trim-support test
  Which creating a RAID1 device with following command:
  mdadm --create --run /dev/md0 --level 1 --metadata 1.2 --raid-devices 5  /dev/loop0 /dev/loop1 /dev/loop2 /dev/loop3 /dev/loop4 --spare-devices 1  /dev/loop5 --chunk 512 --bitmap=internal --bitmap-chunk=64M

3.check the log

Actual results:
mdadm: specifying chunk size is forbidden for this level

Expected results:
No error output, the md0 device should create successfully.

Additional info:

Comment 6 farrotin 2021-08-04 14:22:10 UTC

As pointed out by Carl on other report for CentOS Stream, seems related : https://bugzilla.redhat.com/show_bug.cgi?id=1989958

Comment 8 Fine Fan 2021-08-06 06:20:46 UTC

No new issue found on mdadm-4.2-rc1_4.el8.

Comment 11 errata-xmlrpc 2021-11-09 20:02:50 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 (mdadm bug fix and enhancement 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/RHBA-2021:4494