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Date:      Thu, 10 Apr 1997 19:48:59 -0300 (EST)
From:      Joao Carlos Mendes Luis <jonny@mailhost.coppe.ufrj.br>
To:        FreeBSD-gnats-submit@freebsd.org
Subject:   bin/3251: xsysinfo stops refreshing and wastes CPU
Message-ID:  <199704102248.TAA13929@gaia.coppe.ufrj.br>
Resent-Message-ID: <199704102250.PAA05664@freefall.freebsd.org>

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>Number:         3251
>Category:       bin
>Synopsis:       xsysinfo stops refreshing and wastes CPU
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Thu Apr 10 15:50:01 PDT 1997
>Last-Modified:
>Originator:     Joao Carlos Mendes Luis
>Organization:
Universidade Federal do Rio de Janeiro
>Release:        FreeBSD 2.1.7-RELEASE i386
>Environment:

	FreeBSD 2.1.7, XFree86 3.2

>Description:

	xsysinfo seens to lose control under high load condition.

>How-To-Repeat:

	- Create a program to eat LOTs of memory, effectively trashing
	the whole system.  This program must disable all limits on
	memory alocation and RSS size.  If necessary, I have such a
	program.
	- Start X and xsysinfo
	- Run the memory eater, eat all RAM your machine have, forcing
	everything to go to swap.
	- xsysinfo stops refreshing, and consumes 100% of your CPU.

>Fix:
	
	I did not look at the sources, but I think it's a problem with
	linked lists acessing /dev/kmem.  NetBSD's identd had this
	problem.

>Audit-Trail:
>Unformatted:



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