NetBSD Problem Report #12451

Received: (qmail 15864 invoked from network); 22 Mar 2001 05:33:31 -0000
Message-Id: <20010322053304.B5E1C18B61@dr-evil.shagadelic.org>
Date: Wed, 21 Mar 2001 23:33:04 -0600 (CST)
From: thorpej@zembu.com
Reply-To: thorpej@netbsd.org
To: gnats-bugs@gnats.netbsd.org
Subject: UVM always overcommits
X-Send-Pr-Version: 3.95

>Number:         12451
>Category:       kern
>Synopsis:       UVM always overcommits
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    chs
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Thu Mar 22 05:34:00 +0000 2001
>Closed-Date:    
>Last-Modified:  Tue Sep 04 19:43:14 +0000 2001
>Originator:     Jason R. Thorpe
>Release:        Pick one -- all of 'em have it
>Organization:
Zembu Labs, Inc.
>Environment:

System: NetBSD dr-evil 1.5S NetBSD 1.5S (DR-EVIL) #103: Tue Mar 20 17:40:25 CST 2001 thorpej@dr-evil:/u1/netbsd/src/sys/arch/i386/compile/DR-EVIL i386
Architecture: i386
Machine: i386
>Description:
	NetBSD's VM system overcommits.  Always.  It is not possible
	to change this behavior.

>How-To-Repeat:
	Too obvious to repeat here.

>Fix:
	Left as an exercise for the reader.  When the problem is fixed,
	the default should be "no overcommit".
>Release-Note:
>Audit-Trail:
Responsible-Changed-From-To: kern-bug-people->chs 
Responsible-Changed-By: fair 
Responsible-Changed-When: Wed Mar 21 22:54:41 PST 2001 
Responsible-Changed-Why:  
Chuck Silvers is our UVM expert. 
>Unformatted:

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