Bug 9360

Summary: Major mke2fs slowdown (reproducable, bisected)
Product: Memory Management Reporter: Rafael J. Wysocki (rjwysocki)
Component: OtherAssignee: Andrew Morton (akpm)
Status: CLOSED CODE_FIX    
Severity: normal CC: adobriyan, bunk
Priority: P1    
Hardware: All   
OS: Linux   
Kernel Version: 2.6.24-rc2 Subsystem:
Regression: Yes Bisected commit-id:
Bug Depends on:    
Bug Blocks: 9243    

Description Rafael J. Wysocki 2007-11-12 12:46:55 UTC 
Subject         : Major mke2fs slowdown (reproducable, bisected)
Submitter       : Alexey Dobriyan <adobriyan@gmail.com>
References      : http://lkml.org/lkml/2007/11/12/154
Handled-By      : Linus Torvalds <torvalds@linux-foundation.org>
Comment 1 Rafael J. Wysocki 2007-11-12 12:49:35 UTC 
Caused by:

commit 5adc5be7cd1bcef6bb64f5255d2a33f20a3cf5be
Author: Mel Gorman <mel@csn.ul.ie>
Date:   Tue Oct 16 01:25:54 2007 -0700

    Bias the placement of kernel pages at lower PFNs

http://git.kernel.org/gitweb.cgi?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=5adc5be7cd1bcef6bb64f5255d2a33f20a3cf5be
Comment 2 Adrian Bunk 2007-11-13 03:19:03 UTC 
Commit was reverted in Linus' tree.