Bug 1776659

Summary:	Update dracut to improve kdump memory usage
Product:	Red Hat Enterprise Linux 8	Reporter:	Kairui Song <kasong>
Component:	dracut	Assignee:	Lukáš Nykrýn <lnykryn>
Status:	CLOSED ERRATA	QA Contact:	Frantisek Sumsal <fsumsal>
Severity:	unspecified	Docs Contact:
Priority:	unspecified
Version:	8.2	CC:	dracut-maint-list, fsumsal, harald, lnykryn
Target Milestone:	rc
Target Release:	8.0
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:	dracut-049-83.git20200525.el8	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2020-11-04 01:42:48 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:
Bug Blocks:	1679866, 1739990, 1740046

Description Kairui Song 2019-11-26 05:59:00 UTC

Description of problem:
Some upstream dracut work can help reduce kdump memory usage, and backport them can help solve some kdump OOM issues.

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


How reproducible:


Steps to Reproduce:
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Actual results:


Expected results:


Additional info:
Below pull requests can help reduce kdump memory usage:
https://github.com/dracutdevs/dracut/pull/664
https://github.com/dracutdevs/dracut/pull/651
https://github.com/dracutdevs/dracut/pull/618

Comment 1 Kairui Song 2019-12-31 06:08:45 UTC

Hi,

This bug helps resolve 1740046 (https://bugzilla.redhat.com/show_bug.cgi?id=1740046#c4) and 1739990 (https://bugzilla.redhat.com/show_bug.cgi?id=1739990#c3).

Would be great if anyone can help provide any comment or review.

Comment 3 Harald Hoyer 2020-01-23 12:43:25 UTC

LGTM

Comment 10 errata-xmlrpc 2020-11-04 01:42:48 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 (dracut 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-2020:4473