Date: Mon, 2 Apr 2012 06:08:43 +0200 From: Oliver Pinter <pinter@tresorium.hu> To: FreeBSD-gnats-submit@FreeBSD.org Cc: mav@FreeBSD.org, oliver.pntr@opn.teteny.bme.hu Subject: kern/166568: [ULE] intr stucked in WAIT state Message-ID: <201204020608.43755.pinter@tresorium.hu> Resent-Message-ID: <201204020420.q324KAc9033273@freefall.freebsd.org>
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>Number: 166568
>Category: kern
>Synopsis: [ULE] intr stucked in WAIT state
>Confidential: no
>Severity: serious
>Priority: medium
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Mon Apr 02 04:20:10 UTC 2012
>Closed-Date:
>Last-Modified:
>Originator: Oliver Pinter
>Release: FreeBSD 9.0-STABLE amd64
>Organization:
Tresorium Ltd.
>Environment:
System: FreeBSD opn 9.0-STABLE FreeBSD 9.0-STABLE #44 r233763+8676c89: Mon Apr
2 05:17:04 CEST 2012 root@opn:/usr/obj/usr/src/sys/stable amd64
>Description:
last pid: 16662; load averages: 1.02, 0.99, 0.97 up 0+01:28:12
05:08:46
99 processes: 2 running, 96 sleeping, >>>>>>>>> 1 waiting <<<<<<<<<<
Mem: 167M Active, 768M Inact, 455M Wired, 1156K Cache, 258M Buf, 2440M Free
Swap: 4096M Total, 4096M Free
PID USERNAME THR PRI NICE SIZE RES STATE C TIME WCPU COMMAND
11 root 2 155 ki31 0K 32K CPU1 1 148:42 200.00% [idle]
16 root 1 -16 - 0K 16K tzpoll 0 3:33 3.86%
[acpi_therm
al]
25912 root 1 20 0 452M 330M select 0 1:04
0.00% /usr/local/
bin/X -nolisten tcp -retro :0 -auth /var/lib/xd
>How-To-Repeat:
compile 9-STABLE and boot
>Fix:
revert r233599
commit 1d9c514e52cc2aa97852f8ea946f28f6df62ab3a
Author: mav <mav@ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f>
Date: Wed Mar 28 11:37:06 2012 +0000
MFC r232207, r232454:
Rework CPU load balancing in SCHED_ULE:
[...]
git-svn-id: svn://svn.freebsd.org/base/stable/9@233599
ccf9f872-aa2e-dd11-9f
>Release-Note:
>Audit-Trail:
>Unformatted:
>>>>>>>>>>>>>>>>>>>>>
12 root 17 -53 - 0K 272K WAIT 1 0:46 0.00% [intr]
<<<<<<<<<<<<<<<<<<<<<
0 root 11 -52 0 0K 176K - 1 0:24 0.00% [kernel]
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