Re: dummynet issues

From: Oleg Bulyzhin <oleg_at_FreeBSD.org>
Date: Mon, 30 Nov 2009 23:12:22 +0300
On Mon, Nov 30, 2009 at 08:18:15PM +0100, Kevin Smith wrote:
> Mailing LIst Member wrote:
> > Kevin Smith wrote:
> >> Alex Almeida wrote:
> >>  
> >>> Hi,
> >>>
> >>> The same happened with me, just by setting:
> >>> net.inet.ip.fw.one_pass: 0
> >>>
> >>> And stopped the message, however I was using version 6.4.
> >>>
> >>> I hope that helps you,
> >>>
> >>> Hugs
> >>>
> >>> Alex Almeida
> >>>
> >>>
> >>>
> >>>
> >>> Kevin Smith escreveu:
> >>>    
> >>>> Hi,
> >>>>
> >>>> I'm experiencing some dummynet issues after upgrading from 7-STABLE to
> >>>> 8.0-RELEASE.
> >>>> My /var/log/messages is full of these logs:
> >>>>
> >>>> Nov 29 15:34:18 stone kernel: dummynet: OUCH! pipe should have been
> >>>> idle!
> >>>> Nov 29 15:34:49 stone last message repeated 409 times
> >>>> Nov 29 15:36:49 stone last message repeated 1595 times
> >>>> Nov 29 15:46:50 stone last message repeated 8162 times
> >>>> Nov 29 15:56:51 stone last message repeated 7099 times
> >>>> Nov 29 16:06:52 stone last message repeated 4771 times
> >>>> Nov 29 16:16:53 stone last message repeated 3859 times
> >>>> Nov 29 16:26:54 stone last message repeated 3493 times
> >>>> Nov 29 16:36:55 stone last message repeated 5874 times
> >>>>
> >>>> Also I noticed that traffic shaping is not working any longer , i.e.:
> >>>> actually outgoing pipes do not limit bandwidth at all.
> >>>> Until 8 Release upgrading the same configuration was working perfectly.
> >>>>
> >>>> This is my uname -a
> >>>>
> >>>> FreeBSD stone.it 8.0-RELEASE FreeBSD 8.0-RELEASE #5: Sat Nov 28
> >>>> 20:22:30
> >>>> CET 2009     kevin_at_stone.it:/usr/obj/usr/src/sys/STONE  i386
> >>>>
> >>>> Attached my dmesg.boot and my kernel configuration.
> >>>>
> >>>> Is anybody experiencing same issues?
> >>>> Thank you,
> >>>> regards,
> >>>>
> >>>> -- 
> >>>> Kevin
> >>>>  
> >>>> ------------------------------------------------------------------------
> >>>>
> >>>>
> >>>> _______________________________________________
> >>>> freebsd-ipfw_at_freebsd.org mailing list
> >>>> http://lists.freebsd.org/mailman/listinfo/freebsd-ipfw
> >>>> To unsubscribe, send any mail to "freebsd-ipfw-unsubscribe_at_freebsd.org"
> >>>>       
> >> Hi,
> >>
> >> I've already net.inet.ip.fw.one_pass set to 0, and also setting it to 1,
> >> even if this is not what I need, does not fix.
> >> Thank you anyway,
> >> regards,
> >>
> >> -- 
> >> Kevin
> >> _______________________________________________
> >> freebsd-ipfw_at_freebsd.org mailing list
> >> http://lists.freebsd.org/mailman/listinfo/freebsd-ipfw
> >> To unsubscribe, send any mail to "freebsd-ipfw-unsubscribe_at_freebsd.org"
> >>   
> > I know this may be a rediculous question, given the audience, however, I
> > will inquire anyhow.
> > 
> > "Have you verified that your kernel has installed cleanly?"
> > I am still on 7.2-Stable, on my production servers, however, when I have
> > attempted hasty upgrades, and reinstalled the kernel after compiling it
> > on the new system, it required a second iteration of cleaning, and
> > recompiling/installing for the kernel to recognize the net options that
> > are being referenced.
> > 
> > Hence, when I initially compiled and installed the kernel, I had to
> > repeat the process a second time, to see all firewalling activated
> > correctly.(pipes, and other rules)
> > 
> > Of course, as previously indicated, this may be just a new bug for the
> > newer system, however, I would try that first. Also, make sure you port
> > the new version of your rules/config file to the 8-Release branch. I
> > have had trouble going between 6 and 7 with some of these rules not
> > being recognized but the option compiled.
> > 
> > I can't remember what that was, for a good example, however, just a few
> > things to investigate.
> > 
> > I apologize if these options have already been investigated.
> > 
> > Respectfully,
> > 
> > Martes
> Hi,
> 
> thank you for your answer, but everything seems quite fine with
> 8-RELEASE except for this issue.
> I tried to recompile without SMP or PREEMPTION options and also to apply
> oleg_at_ 's patch at
> http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/netinet/ipfw/ip_dummynet.c?rev=1.5.2.2;content-type=text%2Fplain
> committed on RELENG_8 with no luck.
> Upgrading was fine, I can say that all has been installed cleanly.
> Thank you,
> regards,
> 
> --
> Kevin
> _______________________________________________
> freebsd-current_at_freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-current
> To unsubscribe, send any mail to "freebsd-current-unsubscribe_at_freebsd.org"

Please show your pipe/queue configuration commands and your ipfw ruleset.
sysctl net.inet.ip.fw & sysctl net.inet.ip.dummynet output would not hurt too.

-- 
Oleg.

================================================================
=== Oleg Bulyzhin -- OBUL-RIPN -- OBUL-RIPE -- oleg_at_rinet.ru ===
================================================================
Received on Mon Nov 30 2009 - 19:29:06 UTC

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