Bug 391811

Summary:	x86_64 kernel fails cope with > 4 GB memory
Product:	[Fedora] Fedora	Reporter:	Frank Eisenmenger <eisenmenger>
Component:	kernel	Assignee:	Kernel Maintainer List <kernel-maint>
Status:	CLOSED NOTABUG	QA Contact:	Fedora Extras Quality Assurance <extras-qa>
Severity:	medium	Docs Contact:
Priority:	low
Version:	8	CC:	chris.brown
Target Milestone:	---
Target Release:	---
Hardware:	x86_64
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2008-02-13 23:20:43 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description Frank Eisenmenger 2007-11-20 10:10:43 UTC

Description of problem:

Kernel x86_64 fails to load with > 4 GB RAM

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

2.6.23.1-49.fc8.x86_64

How reproducible:

always


Steps to Reproduce:
1.
2.
3.
  
Actual results:


Expected results:


Additional info:

Comment 1 Chuck Ebbert 2007-12-07 21:21:18 UTC

x86_64 kernel works fine with >4GB of memory. If it works okay with adding
"mem=3000M' on the command line then your BIOS is probably not setting up the
right kind of caching for memory above 4GB.

Comment 2 Christopher Brown 2008-02-13 23:20:43 UTC

Closing as per comment #1 and no added information from Reporter.