Bug 643806

Summary: Add OFED-1.5.2 patch to increase log_mtts_per_seg for 5.5z-stream [rhel-5.5.z]
Product: Red Hat Enterprise Linux 5 Reporter: RHEL Program Management <pm-rhel>
Component: kernelAssignee: Jiri Pirko <jpirko>
Status: CLOSED ERRATA QA Contact: Gris Ge <fge>
Severity: urgent Docs Contact:
Priority: urgent    
Version: 5.5CC: cww, dhoward, fenlason, fge, gozen, jkachuck, jpirko, peterm, pm-eus, rkhan, tao
Target Milestone: rcKeywords: ZStream
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: kernel-2.6.18-194.26.1.el5 Doc Type: Bug Fix
Doc Text:
With this update, the upper limit of log_mtts_per_seg was increased from 5 to 7, increasing the amount of memory that can be registered. Machines with larger memory are now able to register more memory.
Story Points: ---
Clone Of: Environment:
Last Closed: 2010-11-09 18:08:15 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:
Bug Depends On: 636198    
Bug Blocks:    

Description RHEL Program Management 2010-10-18 07:32:34 UTC
This bug has been copied from bug #636198 and has been proposed
to be backported to 5.5 z-stream (EUS).

Comment 4 Jiri Pirko 2010-10-30 21:37:55 UTC
in kernel-2.6.18-194.26.1.el5

linux-2.6-net-mlx4-bump-max-log_mtts_per_seg-memory-reservation.patch

Comment 8 errata-xmlrpc 2010-11-09 18:08:15 UTC
An advisory has been issued which should help the problem
described in this bug report. This report is therefore being
closed with a resolution of ERRATA. For more information
on therefore solution and/or where to find the updated files,
please follow the link below. You may reopen this bug report
if the solution does not work for you.

http://rhn.redhat.com/errata/RHSA-2010-0839.html

Comment 9 Martin Prpič 2010-11-11 14:08:42 UTC
    Technical note added. If any revisions are required, please edit the "Technical Notes" field
    accordingly. All revisions will be proofread by the Engineering Content Services team.
    
    New Contents:
With this update, the upper limit of log_mtts_per_seg was increased from 5 to 7, increasing the amount of memory that can be registered. Machines with larger memory are now able to register more memory.