From owner-freebsd-current@FreeBSD.ORG Fri Feb 29 21:32:36 2008 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 65F891065680 for ; Fri, 29 Feb 2008 21:32:36 +0000 (UTC) (envelope-from matthew@matthew.sk) Received: from mailserver.antik.sk (mailserver.antik.sk [88.212.10.6]) by mx1.freebsd.org (Postfix) with ESMTP id 958CE8FC13 for ; Fri, 29 Feb 2008 21:32:35 +0000 (UTC) (envelope-from matthew@matthew.sk) Received: (qmail 5265 invoked from network); 29 Feb 2008 22:32:33 +0100 Received: by simscan 1.4.0 ppid: 5258, pid: 5262, t: 0.0361s scanners: regex: 1.4.0 attach: 1.4.0 clamav: 0.91.2/m:45/d:6030 Received: from unknown (HELO ?172.16.121.190?) (matthew@matthew.sk@172.16.121.190) by mailserver.antik.sk with AES256-SHA encrypted SMTP; 29 Feb 2008 22:32:33 +0100 Message-ID: <47C879F1.6000407@matthew.sk> Date: Fri, 29 Feb 2008 22:32:33 +0100 From: matthew User-Agent: Mozilla-Thunderbird 2.0.0.9 (X11/20080110) MIME-Version: 1.0 To: Barney Cordoba References: <506309.93775.qm@web63903.mail.re1.yahoo.com> In-Reply-To: <506309.93775.qm@web63903.mail.re1.yahoo.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: freebsd-current@freebsd.org Subject: Re: FreeBSD 7.0 Beta, RC, RELEASE (amd64) freezes with dummynet enabled X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 29 Feb 2008 21:32:36 -0000 Barney Cordoba wrote: > --- matthew wrote: > > >> Kris Kennaway wrote: >> >> >>> matthew wrote: >>> >>>> I have posted before that i have a stability >>>> >> issue with the 7.0 branch >> >>>> on my servers. Tested on >>>> >> BETA2,BETA4,RC1,RC2,RELEASE >> >>>> The original thread and my post with details is >>>> >> at: >> > http://unix.derkeiler.com/Mailing-Lists/FreeBSD/current/2007-12/msg00674.html > >>>> I was waiting for the 7.0-RELEASE, updated the >>>> >> whole servers, and >> >>>> enabled dummynet again, but it always freezes >>>> >> after some minutes, 100% >> >>>> reproducible. >>>> >>>> I tested it also on a HP 140 G3 1U server, where >>>> >> 6.3 has absolutely no >> >>>> problems, but the 7.0 branch keeps freezing. >>>> >>>> Again, if it helps to solve this bug, i can >>>> >> rebuild the kernel with >> >>>> debug symbols a take some screenshots :) >>>> >>>> _______________________________________________ >>>> freebsd-current@freebsd.org mailing list >>>> >>>> > http://lists.freebsd.org/mailman/listinfo/freebsd-current > >>>> To unsubscribe, send any mail to >>>> "freebsd-current-unsubscribe@freebsd.org" >>>> >>>> >>>> >>> Please follow the steps at >>> >>> >>> > http://www.freebsd.org/doc/en_US.ISO8859-1/books/developers-handbook/kerneldebug.html > >>> Kris >>> _______________________________________________ >>> freebsd-current@freebsd.org mailing list >>> >>> > http://lists.freebsd.org/mailman/listinfo/freebsd-current > >>> To unsubscribe, send any mail to >>> "freebsd-current-unsubscribe@freebsd.org" >>> >> I have some screenshots from debug console after the >> freeze, i hade to >> replace the keyboard with a working ESC key to >> launch the ctrl+alt+esc:) >> >> You can find it on http://dummynetcrash.matthew.sk/ >> >> Sorry for the bad quality of some pictures. >> >> I have also a dump, after running panic in the debug >> console: >> >> (gdb) >> root@hanka:/usr/src/sys/amd64/compile/HANKA-debug# >> kgdb >> kernel.debug /var/crash/vmcore.1 >> [GDB will not be able to debug user-mode threads: >> /usr/lib/libthread_db.so: Undefined symbol >> "ps_pglobal_lookup"] >> GNU gdb 6.1.1 [FreeBSD] >> Copyright 2004 Free Software Foundation, Inc. >> GDB is free software, covered by the GNU General >> Public License, and you are >> welcome to change it and/or distribute copies of it >> under certain >> conditions. >> Type "show copying" to see the conditions. >> There is absolutely no warranty for GDB. Type "show >> warranty" for details. >> This GDB was configured as "amd64-marcel-freebsd". >> >> Unread portion of the kernel message buffer: >> KDB: enter: manual escape to debugger >> panic: from debugger >> cpuid = 0 >> Uptime: 19h35m58s >> Physical memory: 993 MB >> Dumping 392 MB: 377 361 345 329 313 297 281 265 249 >> 233 217 201 185 169 >> 153 137 121 105 89 73 57 41 25 9 >> >> #0 doadump () at pcpu.h:194 >> 194 __asm __volatile("movq %%gs:0,%0" : >> "=r" (td)); >> (kgdb) backtrace >> #0 doadump () at pcpu.h:194 >> #1 0xffffffff80480f05 in boot (howto=260) at >> ../../../kern/kern_shutdown.c:409 >> #2 0xffffffff804813a7 in panic (fmt=Variable "fmt" >> is not available. >> ) at ../../../kern/kern_shutdown.c:563 >> #3 0xffffffff801bad37 in db_panic (addr=Variable >> "addr" is not available. >> ) at ../../../ddb/db_command.c:433 >> #4 0xffffffff801bb61c in db_command_loop () at >> ../../../ddb/db_command.c:401 >> #5 0xffffffff801bd07f in db_trap (type=Variable >> "type" is not available. >> ) at ../../../ddb/db_main.c:222 >> #6 0xffffffff804a89c5 in kdb_trap (type=3, code=0, >> tf=0xffffffff9ff2a9e0) at >> ../../../kern/subr_kdb.c:502 >> #7 0xffffffff8073c4c5 in trap >> (frame=0xffffffff9ff2a9e0) at >> ../../../amd64/amd64/trap.c:499 >> #8 0xffffffff80721dfe in calltrap () at >> ../../../amd64/amd64/exception.S:169 >> #9 0xffffffff804a8b91 in kdb_enter >> (msg=0xffffffff80e20fe0 "") at >> cpufunc.h:63 >> #10 0xffffffff803ae691 in scgetc >> (sc=0xffffffff80b3c5a0, flags=Variable >> "flags" is not available. >> ) at ../../../dev/syscons/syscons.c:3378 >> #11 0xffffffff803b17e4 in sckbdevent >> (thiskbd=0xffffff0001154a00, >> event=Variable "event" is not available. >> ) at ../../../dev/syscons/syscons.c:627 >> #12 0xffffffff8031be23 in kbdmux_intr >> (kbd=0xffffff0001154a00, >> arg=Variable "arg" is not available. >> ) at ../../../dev/kbdmux/kbdmux.c:549 >> #13 0xffffffff8031c3a0 in kbdmux_kbd_intr >> (xkbd=Variable "xkbd" is not >> available. >> ) at ../../../dev/kbdmux/kbdmux.c:200 >> #14 0xffffffff804b2844 in taskqueue_run >> (queue=0xffffff000117a300) at >> ../../../kern/subr_taskqueue.c:255 >> #15 0xffffffff80465c9a in ithread_loop >> (arg=0xffffff0001104180) at >> ../../../kern/kern_intr.c:1036 >> #16 0xffffffff8046348a in fork_exit >> (callout=0xffffffff80465bc0 >> , arg=0xffffff0001104180, >> frame=0xffffffff9ff2ac80) >> at ../../../kern/kern_fork.c:781 >> #17 0xffffffff807221ce in fork_trampoline () at >> ../../../amd64/amd64/exception.S:415 >> #18 0x0000000000000000 in ?? () >> #19 0x0000000000000000 in ?? () >> #20 0x0000000000000001 in ?? () >> #21 0x0000000000000000 in ?? () >> #22 0x0000000000000000 in ?? () >> #23 0x0000000000000000 in ?? () >> #24 0x0000000000000000 in ?? () >> #25 0x0000000000000000 in ?? () >> #26 0x0000000000000000 in ?? () >> #27 0x0000000000000000 in ?? () >> #28 0x0000000000000000 in ?? () >> #29 0x0000000000000000 in ?? () >> #30 0x0000000000000000 in ?? () >> #31 0x0000000000000000 in ?? () >> #32 0x0000000000000000 in ?? () >> #33 0x0000000000000000 in ?? () >> #34 0x0000000000000000 in ?? () >> #35 0x0000000000000000 in ?? () >> #36 0x0000000000000000 in ?? () >> #37 0x0000000000000000 in ?? () >> #38 0x0000000000000000 in ?? () >> #39 0x0000000000000000 in ?? () >> #40 0x0000000000000000 in ?? () >> #41 0x0000000000000000 in ?? () >> #42 0x0000000000d7f000 in ?? () >> #43 0xffffff00011c18d0 in ?? () >> #44 0xffffffff80a846e0 in facility_initialized () >> #45 0xffffff00011c18d0 in ?? () >> #46 0xffffff0001084340 in ?? () >> #47 0xffffffff9ff2ab70 in ?? () >> #48 0xffffffff9ff2ab38 in ?? () >> #49 0xffffff00011bc000 in ?? () >> #50 0xffffffff8049e826 in sched_switch >> (td=0xffffff0001104180, >> newtd=0xffffffff80465bc0, flags=Variable "flags" is >> not available. >> ) at ../../../kern/sched_4bsd.c:905 >> Previous frame inner to this frame (corrupt stack?) >> >> On http://dummynetcrash.matthew.sk you can also find >> the kernel.debug >> and tha crash files, for more debugging. >> > > Have you tried your setup without polling? It really > doesn't make any sense to poll when using controllers > that have interrupt hold offs that can be precisely > programmed like the em controllers. But it will > certain give insight to your problem if one works and > the other doesn't. > > I'd also try it on a 32bit compile. Otherwise you have > too many variables. > > Barney > > > ____________________________________________________________________________________ > Looking for last minute shopping deals? > Find them fast with Yahoo! Search. http://tools.search.yahoo.com/newsearch/category.php?category=shopping > _______________________________________________ > freebsd-current@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" > I disabled the polling, for my suprise, the server didn`t crashed after some minutes, but after 1 hour, but crushed, maybe only a coincidence, but maybe not. The resukt is the same, it crashed. It also crashed on the HP 140 G3 server with bge NIC without polling enabled on the RC2 release.