Re: locks under printf(9) and WITNESS = panic?

2013-07-11 Thread Attilio Rao
On Thu, Jul 11, 2013 at 1:21 PM, John Baldwin j...@freebsd.org wrote: On Saturday, June 29, 2013 9:19:24 pm Steven Hartland wrote: when booting stable/9 under a debug kernel with WITNESS enabled and verbose I get the following panic.. It seems very much like the discussion from a year back on

Re: 9.1 coredump

2013-01-23 Thread Attilio Rao
On Wed, Jan 23, 2013 at 1:32 PM, Alexander Nikiforenko a...@rambler-co.ru wrote: hi, i was run ssh-keygen with output to 32g usb 3.0 flash, and got this core sorry, i was forgot. i mount that flash via fusefs-exfat-0.9.8 This is on stable/9? If yes, I will send you patches to use new fuse

Re: lock violation in unionfs (9.0-STABLE r230270)

2012-11-02 Thread Attilio Rao
On Wed, Oct 31, 2012 at 11:11 AM, Harald Schmalzbauer h.schmalzba...@omnilan.de wrote: schrieb Attilio Rao am 29.10.2012 23:02 (localtime): On Mon, Oct 29, 2012 at 7:37 PM, Harald Schmalzbauer h.schmalzba...@omnilan.de wrote: schrieb Attilio Rao am 27.10.2012 23:07 (localtime): On Sat, Oct

Re: lock violation in unionfs (9.0-STABLE r230270)

2012-10-27 Thread Attilio Rao
On Sat, Sep 8, 2012 at 12:48 AM, Attilio Rao atti...@freebsd.org wrote: On Thu, Sep 6, 2012 at 4:52 PM, Harald Schmalzbauer h.schmalzba...@omnilan.de wrote: schrieb Attilio Rao am 09.08.2012 20:26 (localtime): On 8/8/12, Harald Schmalzbauer h.schmalzba...@omnilan.de wrote: schrieb Pavel

Re: lock violation in unionfs (9.0-STABLE r230270)

2012-10-27 Thread Attilio Rao
On Sat, Oct 27, 2012 at 9:46 PM, Attilio Rao atti...@freebsd.org wrote: On Sat, Sep 8, 2012 at 12:48 AM, Attilio Rao atti...@freebsd.org wrote: On Thu, Sep 6, 2012 at 4:52 PM, Harald Schmalzbauer h.schmalzba...@omnilan.de wrote: schrieb Attilio Rao am 09.08.2012 20:26 (localtime): On 8/8/12

Re: Panic with fusefs-ntfs on FreeBSD 9 RC1 amd64

2012-10-08 Thread Attilio Rao
On Fri, Sep 28, 2012 at 11:32 PM, Kevin Oberman kob6...@gmail.com wrote: On Fri, Sep 28, 2012 at 7:20 AM, Attilio Rao atti...@freebsd.org wrote: On Mon, Sep 24, 2012 at 6:25 PM, Kevin Oberman kob6...@gmail.com wrote: On Tue, Sep 18, 2012 at 7:55 PM, Attilio Rao atti...@freebsd.org wrote

Re: Panic with fusefs-ntfs on FreeBSD 9 RC1 amd64

2012-09-28 Thread Attilio Rao
On Mon, Sep 24, 2012 at 6:25 PM, Kevin Oberman kob6...@gmail.com wrote: On Tue, Sep 18, 2012 at 7:55 PM, Attilio Rao atti...@freebsd.org wrote: On Tue, Sep 18, 2012 at 5:14 PM, Marcelo Gondim gon...@bsdinfo.com.br wrote: I installed the package ntfs-fusefs on two different servers and both

Re: Panic with fusefs-ntfs on FreeBSD 9 RC1 amd64

2012-09-18 Thread Attilio Rao
On Tue, Sep 18, 2012 at 5:14 PM, Marcelo Gondim gon...@bsdinfo.com.br wrote: I installed the package ntfs-fusefs on two different servers and both causes kernel panic when trying to copy anything. A server using FreeBSD 9.0 STABLE amd64 and the other using FreeBSD 9 RC1 amd64. Someone is

Re: lock violation in unionfs (9.0-STABLE r230270)

2012-09-07 Thread Attilio Rao
On Thu, Sep 6, 2012 at 4:52 PM, Harald Schmalzbauer h.schmalzba...@omnilan.de wrote: schrieb Attilio Rao am 09.08.2012 20:26 (localtime): On 8/8/12, Harald Schmalzbauer h.schmalzba...@omnilan.de wrote: schrieb Pavel Polyakov am 06.03.2012 11:20 (localtime): mount -t unionfs -o noatime /usr

Re: lock violation in unionfs (9.0-STABLE r230270)

2012-08-09 Thread Attilio Rao
On 8/8/12, Harald Schmalzbauer h.schmalzba...@omnilan.de wrote: schrieb Pavel Polyakov am 06.03.2012 11:20 (localtime): mount -t unionfs -o noatime /usr /mnt insmntque: mp-safe fs and non-locked vp: 0xfe01d96704f0 is not exclusive locked but should be KDB: enter: lock violation Pavel,

Re: lock violation in unionfs (9.0-STABLE r230270)

2012-08-08 Thread Attilio Rao
On 8/8/12, Harald Schmalzbauer h.schmalzba...@omnilan.de wrote: schrieb Pavel Polyakov am 06.03.2012 11:20 (localtime): mount -t unionfs -o noatime /usr /mnt insmntque: mp-safe fs and non-locked vp: 0xfe01d96704f0 is not exclusive locked but should be KDB: enter: lock violation Pavel,

Re: [stable 9] panic on reboot: ipmi_wd_event()

2012-08-02 Thread Attilio Rao
On 8/2/12, John Baldwin j...@freebsd.org wrote: On Wednesday, August 01, 2012 6:48:48 pm Sean Bruno wrote: On Wed, 2012-08-01 at 05:53 -0700, John Baldwin wrote: Index: vfs_subr.c === --- vfs_subr.c (revision 238969) +++

Re: [stable 9] panic on reboot: ipmi_wd_event()

2012-08-01 Thread Attilio Rao
On 8/1/12, John Baldwin j...@freebsd.org wrote: On Tuesday, July 31, 2012 4:51:19 pm Attilio Rao wrote: On 7/31/12, John Baldwin j...@freebsd.org wrote: On Thursday, July 19, 2012 7:58:14 pm Sean Bruno wrote: Working on the Dell R420 today, got most of it working, even the broadcom

Re: [stable 9] panic on reboot: ipmi_wd_event()

2012-08-01 Thread Attilio Rao
On 8/1/12, Attilio Rao atti...@freebsd.org wrote: On 8/1/12, John Baldwin j...@freebsd.org wrote: On Tuesday, July 31, 2012 4:51:19 pm Attilio Rao wrote: On 7/31/12, John Baldwin j...@freebsd.org wrote: On Thursday, July 19, 2012 7:58:14 pm Sean Bruno wrote: Working on the Dell R420 today

Re: [stable 9] panic on reboot: ipmi_wd_event()

2012-07-31 Thread Attilio Rao
On 7/31/12, John Baldwin j...@freebsd.org wrote: On Thursday, July 19, 2012 7:58:14 pm Sean Bruno wrote: Working on the Dell R420 today, got most of it working, even the broadcom ethernet cards! However, I get the following when I reboot the system: Syncing disks, vnodes remaining...4

Re: IPMI hardware watchdogs Re: dell r420/r320 stable/9

2012-07-27 Thread Attilio Rao
On Fri, Jul 27, 2012 at 3:33 PM, Andrew Boyer abo...@averesystems.com wrote: On Jul 26, 2012, at 8:50 PM, Sean Bruno wrote: For the time being I had to revert the following from my stable/9 tree. Otherwise I would get a kernel panic on shutdown from ipmi(4).

Re: IPMI hardware watchdogs Re: dell r420/r320 stable/9

2012-07-27 Thread Attilio Rao
On Fri, Jul 27, 2012 at 3:55 PM, Andrew Boyer abo...@averesystems.com wrote: On Jul 27, 2012, at 10:42 AM, Attilio Rao wrote: On Fri, Jul 27, 2012 at 3:33 PM, Andrew Boyer abo...@averesystems.com wrote: On Jul 26, 2012, at 8:50 PM, Sean Bruno wrote: For the time being I had to revert

Re: stable/9 sandybridge reboot panic

2012-05-25 Thread Attilio Rao
2012/5/25, Sean Bruno sean...@yahoo-inc.com: Dell R620, getting pretty reliable panics here everytime I reboot. http://people.freebsd.org/~sbruno/sandybridge_reboot_panic.txt I'm sure that if you drop hwpmc you will get rid of it. it would be good if you however get something for Davide and

Re: Complete hang on 9.0-RELEASE

2012-03-05 Thread Attilio Rao
2012/3/5, Arnaud Lacombe lacom...@gmail.com: Hi, On Wed, Feb 29, 2012 at 2:31 PM, Arnaud Lacombe lacom...@gmail.com wrote: Hi, On Wed, Feb 29, 2012 at 2:22 PM, Attilio Rao atti...@freebsd.org wrote: 2012/2/29, Arnaud Lacombe lacom...@gmail.com: Hi, On Wed, Feb 29, 2012 at 1:44 PM

Re: Complete hang on 9.0-RELEASE

2012-02-29 Thread Attilio Rao
2012/2/29, Arnaud Lacombe lacom...@gmail.com: Hi, On Wed, Feb 29, 2012 at 12:59 PM, Arnaud Lacombe lacom...@gmail.com wrote: Hi, On Mon, Feb 27, 2012 at 12:48 PM, Arnaud Lacombe lacom...@gmail.com wrote: Hi, On Mon, Feb 27, 2012 at 10:36 AM, Attilio Rao atti...@freebsd.org wrote: 2012

Re: Complete hang on 9.0-RELEASE

2012-02-29 Thread Attilio Rao
2012/2/29, Arnaud Lacombe lacom...@gmail.com: Hi, On Wed, Feb 29, 2012 at 1:44 PM, Attilio Rao atti...@freebsd.org wrote: 2012/2/29, Arnaud Lacombe lacom...@gmail.com: Hi, On Wed, Feb 29, 2012 at 12:59 PM, Arnaud Lacombe lacom...@gmail.com wrote: Hi, On Mon, Feb 27, 2012 at 12:48 PM

Re: Complete hang on 9.0-RELEASE

2012-02-27 Thread Attilio Rao
2012/2/27, Arnaud Lacombe lacom...@gmail.com: Hi, On Tue, Feb 14, 2012 at 11:41 AM, Arnaud Lacombe lacom...@gmail.com wrote: Hi folks, For the records, I was running some tests yesterday on top of a 9.0-RELEASE, amd64, kernel when the box hanged. At the time of the hang, the box was

Re: lock violation in unionfs (9.0-STABLE r230270)

2012-02-15 Thread Attilio Rao
2012/2/13, Pavel Polyakov b...@kobyla.org: http://www.freebsd.org/cgi/query-pr.cgi?pr=165087 Occurs simply trying to use unionfs: mount -t unionfs -o noatime /usr /mnt insmntque: mp-safe fs and non-locked vp: 0xfe01d96704f0 is not exclusive locked but should be KDB: enter: lock

Re: Custom kernel poll summary (was: Re: Reducing the need to compile a custom kernel)

2012-02-14 Thread Attilio Rao
2012/2/14, Alexander Leidinger alexan...@leidinger.net: Quoting Alexander Leidinger alexan...@leidinger.net (from Fri, 10 Feb 2012 14:56:04 +0100): Such a kernel would cover situations where people compile their own kernel because they want to get rid of some unused kernel code (and maybe

Re: Benchmark (Phoronix): FreeBSD 9.0-RC2 vs. Oracle Linux 6.1 Server

2011-12-16 Thread Attilio Rao
2011/12/16 Arnaud Lacombe lacom...@gmail.com: Hi, On Thu, Dec 15, 2011 at 2:32 AM, O. Hartmann ohart...@zedat.fu-berlin.de wrote: Just saw this shot benchmark on Phoronix dot com today: http://www.phoronix.com/scan.php?page=news_itempx=MTAyNzA it might be worth highlighting that despite

Re: SCHED_ULE should not be the default

2011-12-16 Thread Attilio Rao
2011/12/15 Steve Kargl s...@troutmask.apl.washington.edu: On Thu, Dec 15, 2011 at 05:25:51PM +0100, Attilio Rao wrote: I basically went through all the e-mail you just sent and identified 4 real report on which we could work on and summarizied in the attached Excel file. I'd like that George

Re: SCHED_ULE should not be the default

2011-12-15 Thread Attilio Rao
2011/12/9 George Mitchell george+free...@m5p.com: dnetc is an open-source program from http://www.distributed.net/.  It tries a brute-force approach to cracking RC4 puzzles and also computes optimal Golomb rulers.  It starts up one process per CPU and runs at nice 20 and is, for all intents

Re: SCHED_ULE should not be the default

2011-12-15 Thread Attilio Rao
2011/12/14 Mike Tancsa m...@sentex.net: On 12/13/2011 7:01 PM, m...@freebsd.org wrote: Has anyone experiencing problems tried to set sysctl kern.sched.steal_thresh=1 ? I don't remember what our specific problem at $WORK was, perhaps it was just interrupt threads not getting serviced fast

Re: SCHED_ULE should not be the default

2011-12-15 Thread Attilio Rao
2011/12/13 Daniel Kalchev dan...@digsys.bg: On 13.12.11 09:36, Jeremy Chadwick wrote: I personally would find it interesting if someone with a higher-end system (e.g. 2 physical CPUs, with 6 or 8 cores per CPU) was to do the same test (changing -jX to -j{numofcores} of course). Is 4 way

Re: SCHED_ULE should not be the default

2011-12-15 Thread Attilio Rao
2011/12/13 Jeremy Chadwick free...@jdc.parodius.com: On Mon, Dec 12, 2011 at 02:47:57PM +0100, O. Hartmann wrote: Not fully right, boinc defaults to run on idprio 31 so this isn't an issue. And yes, there are cases where SCHED_ULE shows much better performance then SCHED_4BSD.  [...] Do

Re: SCHED_ULE should not be the default

2011-12-15 Thread Attilio Rao
2011/12/15 Mike Tancsa m...@sentex.net: On 12/15/2011 11:26 AM, Attilio Rao wrote: Hi Mike, was that just the same codebase with the switch SCHED_4BSD/SCHED_ULE? Hi Attilio,        It was the same codebase. Could you retry the bench checking CPU usage and possible thread migration

Re: SCHED_ULE should not be the default

2011-12-15 Thread Attilio Rao
2011/12/15 Mike Tancsa m...@sentex.net: On 12/15/2011 11:42 AM, Attilio Rao wrote: I'm thinking now to a better test-case for this: can you try that on a tmpfs volume? There is enough RAM in the box so that it should not touch the disk, and I was sending the output to /dev/null, so

Re: SCHED_ULE should not be the default

2011-12-15 Thread Attilio Rao
2011/12/15 Jeremy Chadwick free...@jdc.parodius.com: On Thu, Dec 15, 2011 at 05:26:27PM +0100, Attilio Rao wrote: 2011/12/13 Jeremy Chadwick free...@jdc.parodius.com: On Mon, Dec 12, 2011 at 02:47:57PM +0100, O. Hartmann wrote: Not fully right, boinc defaults to run on idprio 31 so

Re: SCHED_ULE should not be the default

2011-12-15 Thread Attilio Rao
2011/12/15 Mike Tancsa m...@sentex.net: On 12/15/2011 11:56 AM, Attilio Rao wrote: So, as very first thing, can you try the following: - Same codebase, etc. etc. - Make the test 4 times, discard the first and ministat for the other 3 - Reboot - Change the steal_thresh value - Make the test

Re: SCHED_ULE should not be the default

2011-12-09 Thread Attilio Rao
2011/12/9 George Mitchell george+free...@m5p.com: dnetc is an open-source program from http://www.distributed.net/.  It tries a brute-force approach to cracking RC4 puzzles and also computes optimal Golomb rulers.  It starts up one process per CPU and runs at nice 20 and is, for all intents

Re: SCHED_ULE should not be the default

2011-12-09 Thread Attilio Rao
2011/12/10 George Mitchell george+free...@m5p.com: On 12/09/11 10:17, Attilio Rao wrote: [...] More precisely I'd be interested in KTR traces. To be even more precise: With a completely stable GENERIC configuration (or otherwise please post your kernel config) please add the following

Re: SCHED_ULE should not be the default

2011-12-09 Thread Attilio Rao
2011/12/10 Eitan Adler li...@eitanadler.com: On Fri, Dec 9, 2011 at 8:15 PM, George Mitchell geo...@m5p.com wrote: Hope the attached helps.                         -- George Mitchell You attached dmesg, not a patch. This is what is needed for a schedgraph analysis, along with KTR points

Re: FreeBSD 9-Beta3 on X300 2 problems

2011-09-28 Thread Attilio Rao
2011/9/27 crsnet.pl crs...@crsnet.pl: Hi, Hello, thanks for reply. Please try to do this without wlan loaded at all (not just down, but build your wifi support as a module.) Then try without X, see whether it's related to that or not. First i make kldunload if_iwn. When i try to suspend

Re: panic: spin lock held too long (RELENG_8 from today)

2011-09-01 Thread Attilio Rao
2011/9/1 Trent Nelson tr...@snakebite.org: On Aug 19, 2011, at 7:53 PM, Attilio Rao wrote: If nobody complains about it earlier, I'll propose the patch to re@ in 8 hours. Just a friendly 'me too', for the records.  22 hours of heavy network/disk I/O and no panic yet -- prior to the patch

Re: USB/coredump hangs in 8 and 9

2011-08-19 Thread Attilio Rao
2011/8/12 Andrew Boyer abo...@averesystems.com: Re: panic: bufwrite: buffer is not busy??? (originally on freebsd-net) Re: debugging frequent kernel panics on 8.2-RELEASE (originally on freebsd-stable) Re: System hang in USB umass module while processing panic  (originally on freebsd-usb)

Re: panic: spin lock held too long (RELENG_8 from today)

2011-08-19 Thread Attilio Rao
If nobody complains about it earlier, I'll propose the patch to re@ in 8 hours. Attilio 2011/8/19 Mike Tancsa m...@sentex.net: On 8/18/2011 8:37 PM, Chip Camden wrote: st Thanks, Attilio.  I've applied the patch and removed the extra debug st options I had added (though keeping debug

Re: debugging frequent kernel panics on 8.2-RELEASE

2011-08-18 Thread Attilio Rao
2011/8/18 Andriy Gapon a...@freebsd.org: on 17/08/2011 23:21 Andriy Gapon said the following: It seems like everything starts with some kind of a race between terminating processes in a jail and termination of the jail itself.  This is where the details are very thin so far.  What we see is

Re: panic: spin lock held too long (RELENG_8 from today)

2011-08-17 Thread Attilio Rao
2011/8/17 Hiroki Sato h...@freebsd.org: Hi, Mike Tancsa m...@sentex.net wrote  in 4e15a08c.6090...@sentex.net: mi On 7/7/2011 7:32 AM, Mike Tancsa wrote: mi On 7/7/2011 4:20 AM, Kostik Belousov wrote: mi mi BTW, we had a similar panic, spinlock held too long, the spinlock mi is the

Re: panic: spin lock held too long (RELENG_8 from today)

2011-08-17 Thread Attilio Rao
2011/8/18 Hiroki Sato h...@freebsd.org: Hiroki Sato h...@freebsd.org wrote  in 20110818.043332.27079545013461535@allbsd.org: hr Attilio Rao atti...@freebsd.org wrote hr   in caj-fndcdow0_b2mv0lzeo-tpea9+7oanj7ihvkqsm4j4b0d...@mail.gmail.com: hr hr at 2011/8/17 Hiroki Sato h

Re: panic: spin lock held too long (RELENG_8 from today)

2011-08-17 Thread Attilio Rao
2011/8/18 Hiroki Sato h...@freebsd.org: Hiroki Sato h...@freebsd.org wrote  in 20110818.043332.27079545013461535@allbsd.org: hr Attilio Rao atti...@freebsd.org wrote hr   in caj-fndcdow0_b2mv0lzeo-tpea9+7oanj7ihvkqsm4j4b0d...@mail.gmail.com: hr hr at 2011/8/17 Hiroki Sato h

Re: debugging frequent kernel panics on 8.2-RELEASE

2011-08-11 Thread Attilio Rao
I'd really point the finger to faulty hw. Please run all the necessary diagnostic tools for catching it. Attilio 2011/8/11 Andriy Gapon a...@freebsd.org: on 10/08/2011 18:35 Steven Hartland said the following: Fatal double fault rip = 0x8052f6f1 rsp = 0xff86ce600fb0 rbp =

Re: debugging frequent kernel panics on 8.2-RELEASE

2011-08-11 Thread Attilio Rao
2011/8/11 Jeremy Chadwick free...@jdc.parodius.com: On Thu, Aug 11, 2011 at 09:59:36AM +0100, Steven Hartland wrote: That's not the issue as its happening across board over 130 machines :( Agreed, bad hardware sounds unlikely here.  I could believe some strange incompatibility (e.g. BIOS

Re: [poll / rfc] kdb_stop_cpus

2011-06-04 Thread Attilio Rao
2011/6/3 Nathan Whitehorn nwhiteh...@freebsd.org: On 06/03/11 10:13, Andriy Gapon wrote: I wonder if anybody uses kdb_stop_cpus with non-default value. If, yes, I am very interested to learn about your usecase for it. I think that the default kdb behavior is the correct one, so it doesn't

Re: [poll / rfc] kdb_stop_cpus

2011-06-04 Thread Attilio Rao
2011/6/4 Andriy Gapon a...@freebsd.org: on 03/06/2011 20:57 Robert N. M. Watson said the following: On 3 Jun 2011, at 16:13, Andriy Gapon wrote: I wonder if anybody uses kdb_stop_cpus with non-default value. If, yes, I am very interested to learn about your usecase for it. The issue that

Re: 8.2-PRERELEASE freezing on reboot (-current OK)

2010-12-14 Thread Attilio Rao
2010/12/10 Arno J. Klaassen a...@heho.snv.jussieu.fr: Hello, just FYI that on an 8-way Tyan S3992-E based box, a reboot under 8.2-PRERELEASE (in fact, 8-stable since quite a while) makes the box freeze, whilst the same thing under -current works OK. For info the end of console output in

Re: stable GENERIC kernel build fails?

2010-10-26 Thread Attilio Rao
Sorry for the mis-service, it should be fixed now. Thanks, Attilio 2010/10/26 Chip Camden sterl...@camdensoftware.com: After a csup, building the GENERIC kernel on amd64 fails with: make -V CFILES -V SYSTEM_CFILES -V GEN_CFILES |  MKDEP_CPP=cc -E CC=cc xargs mkdep -a -f .newdep -O2

Re: [releng_8 tinderbox] failure on amd64/amd64

2010-10-26 Thread Attilio Rao
This issue should be resolved by r214370 already; someone else can validate this? Thanks, Attilio 2010/10/26 FreeBSD Tinderbox tinder...@freebsd.org: TB --- 2010-10-26 06:20:40 - tinderbox 2.6 running on freebsd-current.sentex.ca TB --- 2010-10-26 06:20:40 - starting RELENG_8 tinderbox run

Re: Kernel panic when unpluggin AC adaptor

2010-05-13 Thread Attilio Rao
2010/5/14 Giovanni Trematerra giovanni.tremate...@gmail.com: On Thu, May 13, 2010 at 1:09 AM, Brandon Gooch jamesbrandongo...@gmail.com wrote: On Wed, May 12, 2010 at 9:41 AM, Attilio Rao atti...@freebsd.org wrote: 2010/5/12 David DEMELIER demelier.da...@gmail.com: I remove the patch

Re: Kernel panic when unpluggin AC adaptor

2010-05-12 Thread Attilio Rao
2010/5/12 David DEMELIER demelier.da...@gmail.com: I remove the patch, and built the kernel (I updated the src this morning) and it does not panic now. It's really odd. If it reappears soon I will tell you. I looked at the code with Giovanni and I have the feeling that the race with the idle

Re: CPU problems after 8.0-STABLE update

2010-04-09 Thread Attilio Rao
2010/4/9 Jakub Lach jakub_l...@mailplus.pl: Andriy Gapon wrote: Really shooting in the dark here: are there any BIOS options about HPET and RTC on this system?  Can you try playing with them? Hello. I have similar problem. Once in few boots performance would be sluggish and top

Re: CPU problems after 8.0-STABLE update

2010-04-08 Thread Attilio Rao
2010/4/8 Andriy Gapon a...@icyb.net.ua: on 08/04/2010 04:29 Akephalos said the following: Attilio, I csup-dated several hours ago and rebuilt and installed the kernel (and world, in case it matters). %uname -a FreeBSD free.bsd369441.org 8.0-STABLE FreeBSD 8.0-STABLE #0: Thu Apr  8 03:01:13

Re: CPU problems after 8.0-STABLE update

2010-04-06 Thread Attilio Rao
2010/4/6 Akephalos Akephalos akephalos.akepha...@gmail.com: On Sun, Apr 4, 2010 at 7:28 PM, Attilio Rao atti...@freebsd.org wrote: What architecture is it? May you try setting machdep.lapic_allclocks to 1 in /boot/loader.conf? May you report #dmesg | grep atrtc Thanks, Attilio

Re: CPU problems after 8.0-STABLE update

2010-04-04 Thread Attilio Rao
2010/4/4 Akephalos Akephalos akephalos.akepha...@gmail.com: Hey, I installed 8.0 release and used it very briefly until updating through cvsup to the latest stable source. I had no problems with the release (DVD) version, except that my wireless card wasn't detected, so updating was the

Re: ZFS and sh(1) panic: spin lock [lock addr] (smp rendezvous) held by [sh(1) proc tid] too long

2010-02-20 Thread Attilio Rao
2010/1/27 Brandon Gooch jamesbrandongo...@gmail.com: The machine, a Dell Optiplex 755, has been locking up recently. The situation usually occurs while using VirtualBox (running a 64-bit Windows 7 instance) and doing anything else in another xterm (such as rebuilding a port).  I've been unable

Re: run_interrupt_driven_hooks: still waiting... for xpt_config

2010-01-21 Thread Attilio Rao
2010/1/21 Willem Jan Withagen w...@digiware.nl: Willem Jan Withagen wrote: I'm trying to revive an old dual optern Tyan Tomcat S2875 board. Even upgraded it to the most recent BIOS. But still no go. Both with 8.0 and 7.2 RELEASE. I've also disabled P1394 and all USB in the BIOS, that did

Re: [PATCH] Lockmgr deadlock on STABLE_8

2010-01-19 Thread Attilio Rao
2010/1/19 Pete French petefre...@ticketswitch.com: May you post your kernel config? sure...        include         GENERIC        ident           DEBUG        options         KDB        options         DDB        options         WITNESS        options         INVARIANT_SUPPORT        

Re: [PATCH] Lockmgr deadlock on STABLE_8

2010-01-18 Thread Attilio Rao
2010/1/18 Pete French petefre...@ticketswitch.com: One may never know, try without WITNESS but still the same setup. Well, I have been running like this for three days with no lockups dissapointingly. I just saw that you commited the lock patches, so am going to update to the latest STABLE

Re: [PATCH] Lockmgr deadlock on STABLE_8

2010-01-15 Thread Attilio Rao
2010/1/15 Pete French petefre...@ticketswitch.com: Well, the machine has been running the WITNESS + INVARIANTS kernel for 20 hours now without locking up.This looks like what I saw before - compiling in WITNESS stops it locking up -( Is there any use in my runing a kernel with just INVARIANTS

Re: [PATCH] Lockmgr deadlock on STABLE_8

2010-01-14 Thread Attilio Rao
2010/1/14 Pete French petefre...@ticketswitch.com: http://www.freebsd.org/~attilio/lockmgr_fix8.diff I'm seeking for testers here. Any report would be very much appreciated. I tested the patch on my machine which locks up, and I am afraid that it still locks, even with the patch applied.

Re: [PATCH] Lockmgr deadlock on STABLE_8

2010-01-14 Thread Attilio Rao
2010/1/14 Pete French petefre...@ticketswitch.com: INVARIANTS requires INVARIANT_SUPPORT [sic] in the kernel config (see comments in GENERIC). Ah, right, that would explain it. Thanks! INVARIANT_SUPPORT is made mandatory in order to allow non-INVARIANT kernel to be able to handle INVARIANT

[PATCH] Lockmgr deadlock on STABLE_8

2010-01-13 Thread Attilio Rao
As people following HEAD may have seen, around 1 month ago a fix to lockmgr(9) has been committed that should prevent a deadlock for that primitive (the fixup is composed by r200447,201703,201709-201710). As long as the approach choosen in HEAD is optimal, unluckilly it does introduce an ABI

Re: Possible scheduler (SCHED_ULE) bug?

2009-11-08 Thread Attilio Rao
2009/10/23 Jaime Bozza jbo...@mindsites.com: I believe I found a problem with the ULE scheduler - At least the fact that there is a problem, but I'm not sure where to go from here. The system locks all processes, but doesn't panic, so I have no output to give. I was able to duplicate this

Re: resource leak in fifo_vnops.c: 6.x/7.x/8.x

2009-11-06 Thread Attilio Rao
2009/11/6 Dorr H. Clark dcl...@engr.scu.edu: We believe we have identified a significant resource leak present in 6.x, 7.x, and 8.x. We believe this is a regression versus FreeBSD 4.x which appears to do the Right Thing (tm). We have a test program (see below) which will run the system

Re: interrupt threads CPU usage in FreeBSD 8.0

2009-11-03 Thread Attilio Rao
2009/10/21 Igor Sysoev i...@rambler-co.ru: Hi, for some reason in 8.0 top always shows 0% CPU usage for intr kernel process and active interrupt thread, irq19 bge0 in my case. 8-0 RC1 top -PS: CPU 0: 27.8% user, 0.0% nice, 7.1% system, 0.0% interrupt, 65.0% idle CPU 1: 3.0% user,

Re: 7.2-release/amd64: panic, spin lock held too long

2009-09-28 Thread Attilio Rao
2009/9/28 C. C. Tang hiyo...@gmail.com: C. C. Tang wrote: Attilio Rao wrote: 2009/9/22 C. C. Tang hiyo...@gmail.com: I have patched the sched_ule.c and did a make buildkernel make installkernel (is buildworld and installworld necessary?), rebooted and the machine is running now. I

Re: 8.0-RC1 panic attaching ppc

2009-09-24 Thread Attilio Rao
2009/9/24 Daniel O'Connor docon...@gsoft.com.au: On Wed, 23 Sep 2009, Attilio Rao wrote: 2009/9/23 Daniel O'Connor docon...@gsoft.com.au: If I enable the parallel port on this Gigabyte MA7785GM-US2H I get a trap 12 when booting up. I forgot to take a picture of it at the time but I

Re: 8.0-RC1 panic attaching ppc

2009-09-23 Thread Attilio Rao
2009/9/23 Daniel O'Connor docon...@gsoft.com.au: If I enable the parallel port on this Gigabyte MA7785GM-US2H I get a trap 12 when booting up. I forgot to take a picture of it at the time but I should be able to reproduce it tomorrow. Has anyone seen anything before? (a quick google showed

Re: 7.2-release/amd64: panic, spin lock held too long

2009-09-21 Thread Attilio Rao
2009/9/22 C. C. Tang hiyo...@gmail.com: I have patched the sched_ule.c and did a make buildkernel make installkernel (is buildworld and installworld necessary?), rebooted and the machine is running now. I will post here again if there is any update. My server is up for 3.5 days now with

Re: 7.2-release/amd64: panic, spin lock held too long

2009-09-19 Thread Attilio Rao
2009/9/19 Dan Naumov dan.nau...@gmail.com: On Fri, Sep 18, 2009 at 2:25 PM, C. C. Tang hiyo...@gmail.com wrote: Attilio Rao wrote: 2009/9/17 C. C. Tang hiyo...@gmail.com: Dan, is that machine equipped with Hyperthreading? Attilio Yes. It's an Intel Atom 330, which is a dualcore CPU

Re: 7.2-release/amd64: panic, spin lock held too long

2009-09-17 Thread Attilio Rao
2009/9/17 C. C. Tang hiyo...@gmail.com: Dan, is that machine equipped with Hyperthreading? Attilio Yes. It's an Intel Atom 330, which is a dualcore CPU with HT (4 cores visible in top as a result) Yes, mine is also Atom 330. I cannot test the patch because my machine is also in

Re: 7.2-release/amd64: panic, spin lock held too long

2009-09-14 Thread Attilio Rao
2009/7/23 C. C. Tang hiyo...@gmail.com: Attilio Rao wrote: 2009/7/22 C. C. Tang hiyo...@gmail.com: Could that one (on i386) be related? http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/134584 I have no idea about it but I can tell the difference... My machine panic randomly rather than

Re: 7.2-release/amd64: panic, spin lock held too long

2009-09-12 Thread Attilio Rao
2009/7/7 Dan Naumov dan.nau...@gmail.com: I just got a panic following by a reboot a few seconds after running portsnap update, /var/log/messages shows the following: Jul 7 03:49:38 atom syslogd: kernel boot file is /boot/kernel/kernel Jul 7 03:49:38 atom kernel: spin lock

Re: spinlock held too long on reboot

2009-08-04 Thread Attilio Rao
2009/7/29 Attilio Rao atti...@freebsd.org: 2009/5/23 Stefan Bethke s...@lassitu.de: I wrote: Syncing disks, vnodes remaining...0 done All buffers synced. GEOM_MIRROR: Device diesel_root: provider mirror/diesel_root destroyed. Uptime: 6m32s GEOM_MIRROR: Device diesel_root destroyed

Re: kern/134584: [panic] spin lock held too long

2009-07-27 Thread Attilio Rao
2009/7/26 barbara barbara.xxx1...@libero.it: It happened again, on shutdown. As the previous time, it happened after a high (for a desktop) uptime and, if it could matter, after running net-p2p/transmission-gtk2 for several hours. I don't know if it's related, but often quitting transmission,

Re: kern/134584: [panic] spin lock held too long

2009-07-26 Thread Attilio Rao
2009/7/26 barbara barbara.xxx1...@libero.it: It happened again, on shutdown. As the previous time, it happened after a high (for a desktop) uptime and, if it could matter, after running net-p2p/transmission-gtk2 for several hours. I don't know if it's related, but often quitting transmission,

Re: 7.2-release/amd64: panic, spin lock held too long

2009-07-22 Thread Attilio Rao
2009/7/22 C. C. Tang hiyo...@gmail.com: Could that one (on i386) be related? http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/134584 I have no idea about it but I can tell the difference... My machine panic randomly rather than on shutdown and I remembered that it failed to write core dump.

Re: 7.2-release/amd64: panic, spin lock held too long

2009-07-22 Thread Attilio Rao
randomly rather than on shutdown and I remembered that it failed to write core dump. It also failed to reboot automatically.. I also have trouble like yours. http://lists.freebsd.org/pipermail/freebsd-stable/2009-June/050526.html I've heard from Attilio Rao that he had found the problem

Re: smbfs panic when lost connection or unmount --force

2009-07-10 Thread Attilio Rao
2009/7/10 Oliver Pinter oliver.p...@gmail.com: Hello! Here is the bt: http://centaur.sch.bme.hu/~oliverp/freebsd/smbfs_panic/DSC01845.JPG http://centaur.sch.bme.hu/~oliverp/freebsd/smbfs_panic/DSC01846.JPG http://centaur.sch.bme.hu/~oliverp/freebsd/smbfs_panic/DSC01847.JPG Could you please

Re: smbfs panic when lost connection or unmount --force

2009-07-10 Thread Attilio Rao
2009/7/11 Oliver Pinter oliver.p...@gmail.com: regs and vnodes: http://centaur.sch.bme.hu/~oliverp/freebsd/smbfs_panic/DSC01854.JPG http://centaur.sch.bme.hu/~oliverp/freebsd/smbfs_panic/DSC01855.JPG http://centaur.sch.bme.hu/~oliverp/freebsd/smbfs_panic/DSC01856.JPG

Re: smbfs panic when lost connection or unmount --force

2009-07-09 Thread Attilio Rao
2009/7/10 Oliver Pinter oliver.p...@gmail.com: Hi all! It is a kernel panic, when force unmount the smbfs volume or lost the connection with the samba server. -- Thes OS is: kern.ostype: FreeBSD kern.osrelease: 7.2-STABLE kern.osrevision: 199506 kern.version: FreeBSD 7.2-STABLE #4:

Re: 7.2-release/amd64: panic, spin lock held too long

2009-07-08 Thread Attilio Rao
2009/7/8 Dan Naumov dan.nau...@gmail.com: On Wed, Jul 8, 2009 at 3:57 AM, Dan Naumovdan.nau...@gmail.com wrote: On Tue, Jul 7, 2009 at 4:27 AM, Attilio Raoatti...@freebsd.org wrote: 2009/7/7 Dan Naumov dan.nau...@gmail.com: On Tue, Jul 7, 2009 at 4:18 AM, Attilio Raoatti...@freebsd.org wrote:

Re: 7.2-release/amd64: panic, spin lock held too long

2009-07-06 Thread Attilio Rao
2009/7/7 Dan Naumov dan.nau...@gmail.com: I just got a panic following by a reboot a few seconds after running portsnap update, /var/log/messages shows the following: Jul 7 03:49:38 atom syslogd: kernel boot file is /boot/kernel/kernel Jul 7 03:49:38 atom kernel: spin lock

Re: 7.2-release/amd64: panic, spin lock held too long

2009-07-06 Thread Attilio Rao
2009/7/7 Dan Naumov dan.nau...@gmail.com: On Tue, Jul 7, 2009 at 4:18 AM, Attilio Raoatti...@freebsd.org wrote: 2009/7/7 Dan Naumov dan.nau...@gmail.com: I just got a panic following by a reboot a few seconds after running portsnap update, /var/log/messages shows the following: Jul 7

Re: [nfs] process locks in bo_wwait on 6.4

2009-06-29 Thread Attilio Rao
2009/6/29 pluknet pluk...@gmail.com: 2009/6/26 pluknet pluk...@gmail.com: 2009/6/26 pluknet pluk...@gmail.com: Hello. While building a module on nfs mounted /usr/src I got an unkillable process waiting forever in bo_wwait. Small note: iface on NFS server has mtu changed from 1500 to 1450.

Re: [nfs] process locks in bo_wwait on 6.4

2009-06-29 Thread Attilio Rao
2009/6/29 pluknet pluk...@gmail.com: 2009/6/29 Attilio Rao atti...@freebsd.org: 2009/6/29 pluknet pluk...@gmail.com: 2009/6/26 pluknet pluk...@gmail.com: 2009/6/26 pluknet pluk...@gmail.com: Hello. While building a module on nfs mounted /usr/src I got an unkillable process waiting forever

Re: [nfs] process locks in bo_wwait on 6.4

2009-06-29 Thread Attilio Rao
2009/6/29 pluknet pluk...@gmail.com: 2009/6/29 Attilio Rao atti...@freebsd.org: 2009/6/29 pluknet pluk...@gmail.com: 2009/6/29 Attilio Rao atti...@freebsd.org: 2009/6/29 pluknet pluk...@gmail.com: 2009/6/26 pluknet pluk...@gmail.com: 2009/6/26 pluknet pluk...@gmail.com: Hello. While

Re: [nfs] process locks in bo_wwait on 6.4

2009-06-29 Thread Attilio Rao
2009/6/29 pluknet pluk...@gmail.com: 2009/6/29 Attilio Rao atti...@freebsd.org: 2009/6/29 pluknet pluk...@gmail.com: 2009/6/29 Attilio Rao atti...@freebsd.org: 2009/6/29 pluknet pluk...@gmail.com: 2009/6/29 Attilio Rao atti...@freebsd.org: 2009/6/29 pluknet pluk...@gmail.com: 2009/6/26

Re: [nfs] process locks in bo_wwait on 6.4

2009-06-29 Thread Attilio Rao
2009/6/29 pluknet pluk...@gmail.com: 2009/6/29 Attilio Rao atti...@freebsd.org: 2009/6/29 pluknet pluk...@gmail.com: 2009/6/29 Attilio Rao atti...@freebsd.org: 2009/6/29 pluknet pluk...@gmail.com: 2009/6/29 Attilio Rao atti...@freebsd.org: 2009/6/29 pluknet pluk...@gmail.com: 2009/6/29

Re: [nfs] process locks in bo_wwait on 6.4

2009-06-29 Thread Attilio Rao
2009/6/29 Attilio Rao atti...@freebsd.org: 2009/6/29 pluknet pluk...@gmail.com: 2009/6/29 Attilio Rao atti...@freebsd.org: 2009/6/29 pluknet pluk...@gmail.com: 2009/6/29 Attilio Rao atti...@freebsd.org: 2009/6/29 pluknet pluk...@gmail.com: 2009/6/29 Attilio Rao atti...@freebsd.org: 2009/6

Re: Big problem still remains with 7.2-STABLE locking up

2009-06-09 Thread Attilio Rao
2009/6/10 NAKAJI Hiroyuki nak...@jp.freebsd.org: Thanks Attilio, I set up dcons target/host pair. Target is 7.2-STABLE and host is 6.4-STABLE. Dcons session was recorded with script. http://www.heimat.gr.jp/localhost/dcons.log I'm following up privately with the user, news to come

Re: Big problem still remains with 7.2-STABLE locking up

2009-06-06 Thread Attilio Rao
2009/6/6 NAKAJI Hiroyuki nak...@jp.freebsd.org: Hi, I noticed, some months ago, frequent lockups on my RELENG_6 server with ECS PM800-M2, Celeron 2.6GHz (UP), 2GB ram, ATA HDDs and 3Com NIC(xl0), and then I gave up this old server. Last month, I replaced this 'unstable' server to the new

Re: kern/130330: [mpt] [panic] Panic and reboot machine MPT ...

2009-05-21 Thread Attilio Rao
2009/5/21 Riccardo Torrini riccardo.torr...@esaote.com: On Wed, May 20, 2009 at 10:21:23AM -0400, John Baldwin wrote: Try this. It reverts the single-CCB part of the previous commit while keeping the other fixes. I missed that the CCB might still be in flight when we schedule another

[HEADS UP] lockmgr needing of sys/lockmgr.h on thirdy part codes

2008-05-05 Thread Attilio Rao
Hello, after MFC'ed the usage of LOCK_FILE and LOCK_LINE for lockmgr(9), now thirdy part code needs to include sys/lock.h just priorior than sys/lockmgr. Even if the patch doesn't break ABI / KPI (so it doesn't need thirdy part KLD to be recompiled), it worths noting that the new code needs this

Re: Lock Order Reversal on 7.0-STABLE with pf and ipfw / dummynet (traces)

2008-03-27 Thread Attilio Rao
2008/3/25, Max Laier [EMAIL PROTECTED]: Hi Alex, so it's basically back to square one. We only have LORs between the pfil R/W lock (read instance) and mutexes that don't have any lock order with the pfil R/W lock (write instance) at all. This means the deadlock can't be explained by

Re: kqueue LOR

2006-12-12 Thread Attilio Rao
2006/12/12, Kostik Belousov [EMAIL PROTECTED]: On Tue, Dec 12, 2006 at 12:44:54AM -0800, Suleiman Souhlal wrote: Kostik Belousov wrote: On Sun, Nov 26, 2006 at 09:30:39AM +0100, V??clav Haisman wrote: Hi, the attached lor.txt contains LOR I got this yesterday. It is FreeBSD 6.1 with

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