Subject: Re: 2.0beta performance
To: Jukka Marin <firstname.lastname@example.org>
From: SODA Noriyuki <email@example.com>
Date: 10/27/2004 19:22:25
>>>>> On Wed, 27 Oct 2004 13:10:19 +0300,
Jukka Marin <firstname.lastname@example.org> said:
> My desktop machine (AMD Athlon XP 2600+ with 1 GB RAM) has been up for 44
> days now (ever since I stopped using gimp which causes a softdep panic).
> The more time passes, the slower the system becomes. At the moment, almost
> everything I do causes massive paging which freezes everything (mp3 play,
> mouse pointer, shells etc.). The freeze lasts 5 to 10 seconds and during
> this time, the machine appears to get nothing useful done.
> I'm pretty sure a reboot would "fix" the problem, but before that, is there
> anything I should check to see what causes this problem? I didn't see this
> under 1.6, so it might be connected to the new buffer cache system or some
Does the kernel contain the following fix?
(i.e. src/sys/uvm/uvm_anon.c revision 220.127.116.11)
There was similar problem (discussed in "Bad response" thread in
current-users on September), and it's fixed by this.
Subject: CVS commit: [netbsd-2-0] src/sys/uvm
To: None <source-changes@NetBSD.org>
From: Havard Eidnes <email@example.com>
Date: 09/11/2004 11:00:10
Module Name: src
Committed By: he
Date: Sat Sep 11 11:00:10 UTC 2004
src/sys/uvm [netbsd-2-0]: uvm_anon.c
Pull up revisions 1.30-1.31 (requested by yamt in ticket #830):
Correct page accounting for anon pages: decrement
uvmexp.anonpages when orphaning an A->K loaned page, and
null out anon.u.an_page as the anon no longer owns the page
in that case. Add a few related assertions. Also correct
To generate a diff of this commit:
cvs rdiff -r18.104.22.168 -r22.214.171.124 src/sys/uvm/uvm_anon.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.