Date: Thu, 4 Nov 2004 15:25:43 -0500 From: Marc Ramirez <marc.ramirez@bluecirclesoft.com> To: freebsd-current@freebsd.org Cc: Julian Elischer <julian@elischer.org> Subject: Re: [FreeBSD 5.3-RC2] Processes STILL hanging in unkillable state Message-ID: <200411041525.51985.marc.ramirez@bluecirclesoft.com> In-Reply-To: <418A73FD.2070201@elischer.org> References: <200411020143.34251.gte990t@mail.gatech.edu> <20041104144605.GF24440@electra.cse.Buffalo.EDU> <418A73FD.2070201@elischer.org>
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On Thursday 04 November 2004 01:25 pm, Julian Elischer wrote:
>
> if you can get to teh kernel debugger on a serial link, (there is a
> sysctl to drop yuo into it) then
> the appropriate lines of 'ps' would be interesting.
> also x/xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx {address}
> where address is the address of the ksegrp in question (in threaded
> processes) myght be interesting.
> (you can get that from the ps in ddb)
>
> >In particular if you manage to wedge processes in an unkillable state
> >the output of "ps -o f -l" might be useful. I'd like to see all of the
> >flags set for a process that gets wedged.
>
> please also add the -H option to show the threads in question.
I'll just leave the proc in the wedged state, in case anyone wants me to do=
more tests.
Marc.
mrami@laptop[~]
$ ps -o f -auxlwww|egrep '(TL|PID)'
F USER PID %CPU %MEM VSZ RSS TT STAT STARTED TIME COMMAN=
D UID PPID CPU PRI NI MWCHAN
8c081 mrami 782 0.0 17.1 85824 43300 ?? TL 3:09PM 0:05.49 /usr/=
local/OpenO 1000 714 4 96 0 -
4002 mrami 879 0.0 0.3 1504 824 p1 S+ 3:11PM 0:00.00 egrep =
(TL|PID) 1000 764 0 -8 0 piperd
mrami@laptop[~]
$ ps -H -o f -auxlwww|egrep '(782|PID)'
F USER PID %CPU %MEM VSZ RSS TT STAT STARTED TIME COMMAN=
D UID PPID CPU PRI NI MWCHAN
8c081 mrami 782 0.0 17.1 85824 43296 ?? TL 3:09PM 0:05.49 /usr/=
local/OpenO 1000 714 4 -16 0 spltwt
8c081 mrami 782 0.0 17.1 85824 43296 ?? TL 3:09PM 0:05.49 /usr/=
local/OpenO 1000 714 4 96 0 -
8c081 mrami 782 0.0 17.1 85824 43296 ?? TL 3:09PM 0:05.49 /usr/=
local/OpenO 1000 714 4 4 0 accept
8c081 mrami 782 0.0 17.1 85824 43296 ?? TL 3:09PM 0:05.49 /usr/=
local/OpenO 1000 714 24 20 0 -
8c081 mrami 782 0.0 17.1 85824 43296 ?? TL 3:09PM 0:05.49 /usr/=
local/OpenO 1000 714 4 -16 0 -
8c081 mrami 782 0.0 17.1 85824 43296 ?? TL 3:09PM 0:05.49 /usr/=
local/OpenO 1000 714 4 96 0 -
8c081 mrami 782 0.0 17.1 85824 43296 ?? TL 3:09PM 0:05.49 /usr/=
local/OpenO 1000 714 4 96 0 select
2 mrami 892 0.0 0.6 2268 1504 p1 RL+ 3:14PM 0:00.00 egrep =
(782|PID) 1000 764 0 96 0 -
root@laptop[~]
# KDB: enter: manual escape to debugger
[thread 100005]
Stopped at kdb_enter+0x2b: nop
db> ps
pid proc uarea uid ppid pgrp flag stat wmesg wchan cmd
1028 c20801c4 d539f000 0 646 1028 0004002 [SLPQ ttyin 0xc15d1a10][SL=
P] ba
sh
883 c21551c4 d5404000 1000 714 714 0008080 (threaded) kdeinit
thread 0xc21567d0 ksegrp 0xc2154070 [SLPQ kserel 0xc21540b0][SLP]
thread 0xc2081320 ksegrp 0xc2154070 [SLPQ select 0xc08e44c4][SLP]
thread 0xc2156c80 ksegrp 0xc187db60 [SLPQ ksesigwait 0xc21552c4][SLP]
882 c2153000 d532b000 1000 714 714 0008080 (threaded) kdeinit
thread 0xc20814b0 ksegrp 0xc15f51c0 [SLPQ kserel 0xc15f5200][SLP]
thread 0xc21564b0 ksegrp 0xc15f51c0 [SLPQ select 0xc08e44c4][SLP]
thread 0xc2156af0 ksegrp 0xc187daf0 [SLPQ ksesigwait 0xc2153100][SLP]
881 c15f6c5c cc7a2000 1000 1 714 0000001 [SLPQ select 0xc08e44c4][S=
LP] k
mail
826 c2155388 d5405000 1000 782 714 0000000 new [INACTIVE] soffice.bin
782 c2153710 d53fe000 1000 714 714 008c081 stop(threaded) soffice.bin
thread 0xc2081e10 ksegrp 0xc2154310 [SUSP]
thread 0xc187a960 ksegrp 0xc2154310 [SLPQ spltwt 0xc138fd98][SLP]
thread 0xc2156960 ksegrp 0xc2154310 [SUSP]
thread 0xc2157000 ksegrp 0xc2154310 [SUSP]
thread 0xc2157190 ksegrp 0xc2154310 [SLPQ select 0xc08e44c4][SLP][SUSP]
thread 0xc2156190 ksegrp 0xc2154310 [SLPQ accept 0xc216ae26][SLP][SUSP]
thread 0xc2156320 ksegrp 0xc187dc40 [SUSP]
772 c2153c5c d5401000 1000 714 714 0000001 [SLPQ select 0xc08e44c4][S=
LP] k
deinit
764 c187bc5c d52d9000 1000 756 764 0004002 [SLPQ ttyin 0xc207b210][SL=
P] ba
sh
762 c1b0ec5c d5377000 1000 1 714 0000001 [SLPQ select 0xc08e44c4][S=
LP] k
alarmd
761 c187b8d4 d52d7000 1000 1 714 0000001 [SLPQ select 0xc08e44c4][S=
LP] k
orgac
760 c1b0d1c4 d5286000 1000 1 714 0000001 [SLPQ select 0xc08e44c4][S=
LP] k
gpg
756 c187ba98 d52d8000 1000 714 714 0000001 [SLPQ select 0xc08e44c4][S=
LP] k
deinit
753 c2080710 d53a2000 1000 1 714 0000001 [SLPQ select 0xc08e44c4][S=
LP] k
deinit
749 c1b0e8d4 d5339000 1000 1 714 0000001 [SLPQ select 0xc08e44c4][S=
LP] k
deinit
747 c1b0e1c4 d5335000 1000 714 714 0000000 [SLPQ select 0xc08e44c4][S=
LP] k
deinit
746 c1b0e388 d5336000 1000 1 714 0000001 [SLPQ select 0xc08e44c4][S=
LP] k
deinit
744 c1b0e710 d5338000 1000 1 714 0000001 [SLPQ select 0xc08e44c4][S=
LP] k
deinit
742 c1b0ea98 d5376000 1000 714 714 0000001 [SLPQ select 0xc08e44c4][S=
LP] k
deinit
739 c2080000 d5285000 1000 1 714 0000001 [SLPQ select 0xc08e44c4][S=
LP] k
deinit
737 c2080388 d53a0000 1000 675 675 0004000 [SLPQ nanslp 0xc08e0eec][S=
LP] k
wrapper
736 c208054c d53a1000 1000 1 714 0000001 [SLPQ select 0xc08e44c4][S=
LP] k
deinit
734 c20808d4 d53c1000 1000 714 714 0004000 [SLPQ select 0xc08e44c4][S=
LP] a
rtsd
724 c1878000 d5282000 1000 1 714 0000001 [SLPQ select 0xc08e44c4][S=
LP] k
deinit
721 c1764a98 d49d5000 1000 714 714 0000001 [SLPQ select 0xc08e44c4][S=
LP] k
deinit
718 c1764e20 d49d7000 1000 1 714 0000001 [SLPQ select 0xc08e44c4][S=
LP] k
deinit
714 c187b54c d52d5000 1000 1 714 0000000 [SLPQ select 0xc08e44c4][S=
LP] k
deinit
675 c187b710 d52d6000 1000 657 675 0004000 [SLPQ wait 0xc187b710][SLP=
] sh
657 c187be20 d52da000 0 654 1 0000000 [SLPQ wait 0xc187be20][SLP=
] kdm
=20
656 c1b0d000 d5284000 0 654 656 0004000 [SLPQ select 0xc08e44c4][S=
LP] X
org
654 c1b0d388 d52fd000 0 1 1 0004001 [SLPQ select 0xc08e44c4][S=
LP] k
dm
653 c1b0d54c d532e000 0 1 653 0004002 [SLPQ ttyin 0xc169d210][SL=
P] ge
tty
652 c1b0d710 d532f000 0 1 652 0004002 [SLPQ ttyin 0xc169d410][SL=
P] ge
tty
651 c1b0d8d4 d5330000 0 1 651 0004002 [SLPQ ttyin 0xc169d610][SL=
P] ge
tty
650 c1b0da98 d5331000 0 1 650 0004002 [SLPQ ttyin 0xc169d810][SL=
P] ge
tty
649 c1b0dc5c d5332000 0 1 649 0004002 [SLPQ ttyin 0xc169da10][SL=
P] ge
tty
648 c1b0de20 d5333000 0 1 648 0004002 [SLPQ ttyin 0xc15d1210][SL=
P] ge
tty
647 c1b0e000 d5334000 0 1 647 0004002 [SLPQ ttyin 0xc15d1810][SL=
P] ge
tty
646 c15f61c4 cc760000 0 1 646 0004102 [SLPQ wait 0xc15f61c4][SLP=
] log
in
613 c15f6388 cc761000 0 1 613 0000000 [SLPQ select 0xc08e44c4][S=
LP] m
oused
581 c1878e20 d52d1000 1001 1 581 0000100 [SLPQ select 0xc08e44c4][S=
LP] d
hcpd
552 c1878388 d528f000 80 1 551 000c082 (threaded) java
thread 0xc1b0fc80 ksegrp 0xc1502380 [SLPQ kserel 0xc15023c0][SLP]
thread 0xc1b0f4b0 ksegrp 0xc1502380 [SLPQ accept 0xc192e7d2][SLP]
thread 0xc1972af0 ksegrp 0xc1502380 [SLPQ accept 0xc192ee26][SLP]
thread 0xc1972c80 ksegrp 0xc1502380 [SLPQ accept 0xc1c0217e][SLP]
thread 0xc1b0f640 ksegrp 0xc1502380 [SLPQ accept 0xc192ece2][SLP]
thread 0xc1b0f320 ksegrp 0xc1502380 [SLPQ accept 0xc192e916][SLP]
thread 0xc1b0f000 ksegrp 0xc1502380 [SLPQ accept 0xc192ea5a][SLP]
thread 0xc1b0f7d0 ksegrp 0xc1502380 [SLPQ accept 0xc192eb9e][SLP]
thread 0xc1b0f190 ksegrp 0xc1502380 [SLPQ accept 0xc1c0268e][SLP]
thread 0xc1972960 ksegrp 0xc15f5e00 [SLPQ ksesigwait 0xc1878488][SLP]
540 c15f654c cc762000 70 539 538 0000000 [SLPQ select 0xc08e44c4][S=
LP] p
ostgres
539 c18781c4 d528e000 70 538 538 0000000 [SLPQ select 0xc08e44c4][S=
LP] p
ostgres
538 c187854c d52cc000 70 1 538 0000000 [SLPQ select 0xc08e44c4][S=
LP] p
ostgres
498 c18788d4 d52ce000 0 1 498 0000000 [SLPQ nanslp 0xc08e0eec][S=
LP] c
ron
480 c15f6a98 cc7a1000 25 1 480 0000100 [SLPQ pause 0xc15f6ad0][SL=
P] se
ndmail
476 c187b388 d52d4000 0 1 476 0000100 [SLPQ select 0xc08e44c4][S=
LP] s
endmail
452 c1878c5c d52d0000 0 1 452 0000000 [SLPQ select 0xc08e44c4][S=
LP] n
tpd
439 c1878a98 d52cf000 0 1 439 0000000 [SLPQ select 0xc08e44c4][S=
LP] l
pd
416 c187b000 d52d2000 0 1 416 0000000 [SLPQ select 0xc08e44c4][S=
LP] u
sbd
335 c187b1c4 d52d3000 0 1 335 0000000 [SLPQ select 0xc08e44c4][S=
LP] s
yslogd
313 c15f68d4 cc764000 0 1 313 0000000 [SLPQ select 0xc08e44c4][S=
LP] d
evd
241 c1878710 d52cd000 0 1 241 0000000 [SLPQ select 0xc08e44c4][S=
LP] p
ccardd
240 c1764c5c d49d6000 0 1 240 0000000 [SLPQ select 0xc08e44c4][S=
LP] d
hclient
185 c15f6710 cc763000 0 1 185 0000000 [SLPQ pause 0xc15f6748][SL=
P] ad
jkerntz
53 c15f6e20 cc7a3000 0 0 0 0000204 [SLPQ - 0xcc788d18][SLP] s=
chedc
pu
52 c1764000 d49cf000 0 0 0 0000204 [SLPQ - 0xc08ec4ac][SLP] n=
fsiod
3
51 c17641c4 d49d0000 0 0 0 0000204 [SLPQ - 0xc08ec4a8][SLP] n=
fsiod
2
50 c1764388 d49d1000 0 0 0 0000204 [SLPQ - 0xc08ec4a4][SLP] n=
fsiod
1
49 c176454c d49d2000 0 0 0 0000204 [SLPQ - 0xc08ec4a0][SLP] n=
fsiod
0
48 c1764710 d49d3000 0 0 0 0000204 [SLPQ hptrdy 0xc078a730][S=
LP] h
pt_wt
47 c17648d4 d49d4000 0 0 0 0000204 [SLPQ syncer 0xc08e0c6c][S=
LP] s
yncer
46 c1534a98 cc72f000 0 0 0 0000204 [SLPQ vlruwt 0xc1534a98][S=
LP] v
nlru
45 c1534c5c cc730000 0 0 0 0000204 [SLPQ psleep 0xc08e4a8c][S=
LP] b
ufdaemon
44 c1534e20 cc731000 0 0 0 000020c [SLPQ pgzero 0xc08f2e50][S=
LP] p
agezero
43 c15f3000 cc738000 0 0 0 0000204 [SLPQ psleep 0xc08f2ea4][S=
LP] v
mdaemon
42 c15f31c4 cc757000 0 0 0 0000204 [SLPQ psleep 0xc08f2e60][S=
LP] p
agedaemon
41 c15f3388 cc758000 0 0 0 0000204 [IWAIT] swi0: sio
40 c15f354c cc759000 0 0 0 0000204 [SLPQ usbevt 0xc160e210][S=
LP] u
sb1
39 c15f3710 cc75a000 0 0 0 0000204 [SLPQ usbtsk 0xc08d8e18][S=
LP] u
sbtask
38 c15f38d4 cc75b000 0 0 0 0000204 [SLPQ usbevt 0xc15d3210][S=
LP] u
sb0
37 c15f3a98 cc75c000 0 0 0 0000204 [SLPQ tzpoll 0xc0a24694][S=
LP] a
cpi_thermal
9 c15f3c5c cc75d000 0 0 0 0000204 [SLPQ actask 0xc0a24a2c][S=
LP] a
cpi_task2
8 c15f3e20 cc75e000 0 0 0 0000204 [SLPQ actask 0xc0a24a2c][S=
LP] a
cpi_task1
7 c15f6000 cc75f000 0 0 0 0000204 [SLPQ actask 0xc0a24a2c][S=
LP] a
cpi_task0
6 c152454c cc705000 0 0 0 0000204 [SLPQ - 0xc15bd6c0][SLP] k=
queue
taskq
36 c1524710 cc706000 0 0 0 0000204 [IWAIT] swi3: cambio
35 c15248d4 cc707000 0 0 0 0000204 [IWAIT] swi2: camnet
34 c1524a98 cc726000 0 0 0 0000204 [IWAIT] swi6: acpitaskq
33 c1524c5c cc727000 0 0 0 0000204 [IWAIT] swi6:+
5 c1524e20 cc728000 0 0 0 0000204 [SLPQ - 0xc15bd980][SLP] t=
hread
taskq
32 c1534000 cc729000 0 0 0 0000204 [IWAIT] swi6:+
31 c15341c4 cc72a000 0 0 0 0000204 [IWAIT] swi6: task queue
30 c1534388 cc72b000 0 0 0 0000204 [SLPQ - 0xc08d6a80][SLP] y=
arrow
=20
4 c153454c cc72c000 0 0 0 0000204 [SLPQ - 0xc08db4a8][SLP] g=
_down
=20
3 c1534710 cc72d000 0 0 0 0000204 [SLPQ - 0xc08db4a4][SLP] g=
_up
2 c15348d4 cc72e000 0 0 0 0000204 [SLPQ - 0xc08db49c][SLP] g=
_even
t
29 c15031c4 cbd12000 0 0 0 0000204 [IWAIT] swi1: net
28 c1503388 cbd13000 0 0 0 0000204 [IWAIT] swi4: vm
27 c150354c cbd32000 0 0 0 000020c [IWAIT] swi5: clock sio
26 c1503710 cbd33000 0 0 0 0000204 [IWAIT] irq15: ata1
25 c15038d4 cbd34000 0 0 0 0000204 [IWAIT] irq14: ata0
24 c1503a98 cbd35000 0 0 0 0000204 [IWAIT] irq13:
23 c1503c5c cbd36000 0 0 0 0000204 [IWAIT] irq12: psm0
22 c1503e20 cbd37000 0 0 0 0000204 [IWAIT] irq11: fxp0 uhci0+
21 c1524000 cc702000 0 0 0 0000204 [IWAIT] irq10:
20 c15241c4 cc703000 0 0 0 0000204 [IWAIT] irq9: acpi0
19 c1524388 cc704000 0 0 0 0000204 [IWAIT] irq8: rtc
18 c14fc000 cbccc000 0 0 0 0000204 [IWAIT] irq7: ppc0
17 c14fc1c4 cbd09000 0 0 0 0000204 [IWAIT] irq6:
16 c14fc388 cbd0a000 0 0 0 0000204 [IWAIT] irq5: wi0
15 c14fc54c cbd0b000 0 0 0 0000204 [IWAIT] irq4: sio0
14 c14fc710 cbd0c000 0 0 0 0000204 [IWAIT] irq3:
13 c14fc8d4 cbd0d000 0 0 0 0000204 [CPU 0] irq1: atkbd0
12 c14fca98 cbd0e000 0 0 0 0000204 [IWAIT] irq0: clk
11 c14fcc5c cbd0f000 0 0 0 000020c [Can run] idle
1 c14fce20 cbd10000 0 0 1 0004200 [SLPQ wait 0xc14fce20][SLP=
] ini
t
10 c1503000 cbd11000 0 0 0 0000204 [SLPQ ktrace 0xc08dee98][S=
LP] k
trace
0 c08db5a0 c0c1f000 0 0 0 0000200 [SLPQ sched 0xc08db5a0][SL=
P] sw
apper
db> c
vidcontrol -HP > console.txt
=20
=2D-=20
Marc Ramirez
Blue Circle Software Corporation
513-688-1070 (main)
513-382-1270 (direct)
http://www.bluecirclesoft.com
http://www.mrami.com (personal)
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