Subject: kern/13322: lockup caused by SOFTDEP under high load
To: None <>
From: None <>
List: netbsd-bugs
Date: 06/27/2001 08:53:52
>Number:         13322
>Category:       kern
>Synopsis:       hard lockup caused by lots of disk access
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Wed Jun 27 01:52:00 PDT 2001
>Release:        current as of June 25th
	p3 Celeron 533mhz, 512MB ram, two ATA66 hard disks (dmesg output below)
System: NetBSD 1.5W NetBSD 1.5W (EROS) #49: Tue Jun 26 22:26:13 EDT 2001 i386
Architecture: i386
Machine: i386
	With soft dependencies enabled on a drive, high amounts of disk
access can cause the machine to lock up completely.

	With /usr mounted with -o softdep, run a cvs update in /usr/pkgsrc
and one in /usr/xsrc at the same time,