The bridging may need tested and filed as a bug.

On Wed, Nov 22, 2017 at 11:15 AM, Liwei <xieli...@gmail.com> wrote:
> On Thu, 23 Nov 2017 at 00:38 WebDawg <webd...@gmail.com> wrote:
>
>> I am glad that you seemed to have resolved it, does the serial port
>> get the standard kernel messages...
>>
>
> It isn't really solved though as I have to take our bridged VPNs offline.
>
> Yes it does, but nothing relevant gets spewed out of the serial port before
> the panic comes up. The first sign I can see on the serial port of things
> going wrong is the kernel panic itself.
>
>
>>
>> usually you log in and tail some log files
>>
>
> Got it
>
>
>>
>> (bridging our oVPN tap interfaces to the main and private LANs)
>>
>> This was bridging done in pfSense right?
>>
>
> That's right.
>
>
>>
>> On Wed, Nov 22, 2017 at 8:07 AM, Liwei <xieli...@gmail.com> wrote:
>> > On Tue, 21 Nov 2017 at 01:08 WebDawg <webd...@gmail.com> wrote:
>> >
>> >> It should work though.  A great many people virtualize pfSense:
>> >>
>> >> https://doc.pfsense.org/index.php/PfSense_on_VMware_vSphere_/_ESXi
>> >>
>> >> Here is some more information:
>> >>
>> >> https://doc.pfsense.org/index.php/VirtIO_Driver_Support
>> >> https://doc.pfsense.org/index.php/Lost_Traffic_/_Packets_Disappear
>> >> https://doc.pfsense.org/index.php/Virtualizing_pfSense_on_Proxmox
>> >>
>> >> I know what it is like to ask for support and see people stop helping
>> >> because something is virtualized.  I have seen bad code fail in
>> >> virtualization situations only to here 'do not virtualize'.
>> >>
>> >> From what I know, BSD has trouble with NIC interfaces and such.  Do
>> >> you have any limiters or QOS installed?  I would take a look at the
>> >> nic interfaces first.  Can you actively monitor the log to look for
>> >> errors once the VM is booted?
>> >>
>> >> I virtualized pfSense on proxmox about a year ago and BSD hated the
>> >> cpu timers and such.  I would get so many issues from it until I
>> >> figured it out but everything was plain as day in the kernel messages
>> >> that were outputted.
>> >>
>> >> There is an ova file available via the gold subscription:
>> >>
>> >> https://doc.pfsense.org/index.php/VMware_Appliance
>> >>
>> >> You need to get more information for me to help further.  It would be
>> >> great to get a copy of some logs.
>> >>
>> >> Here is a XenServer thread:
>> >> https://forum.pfsense.org/index.php?topic=88467
>> >>
>> >> Last time I virtualized the big deal was hvm nic vs pvhvm NIC.  You
>> >> could do limiters on one (I think hvm) but the NIC's become CPU bound
>> >> because of how HVM works.  I could only push like 10-30 mbits out of
>> >> an i3 processor.
>> >>
>> >> I do not know if this has been solved, or if it is solvable.  pfSense
>> >> follows FreeBSD so most of the fixes for this come from FreeBSD,
>> >> though pfSense had/has some of its own kernel hacks.
>> >>
>> >>
>> >>
>> > Hi Vick, thanks for the assistance, nonetheless!
>> >
>> > Hi WebDawg,
>> >     Yeah, I guessed as much that the problem should be on my side,
>> because
>> > something this fatal should already be widely reported.
>> >
>> >     I don't have any limiters or QoS set. I've set up logging of the
>> serial
>> > port so at least I know what are the events leading up to the crash.
>> > Nothing interesting though, it just... happens. How do I set up log
>> > monitoring? My guess is I'll probably have to turn on remote syslog and
>> log
>> > over. Will set up when I get the chance.
>> >
>> >     The odd thing is this is a 7+ years old setup (but we did do a fresh
>> > install of 2.3 when we upgraded hardware 1+ years ago), and we never had
>> > any serious issues. In fact it was purring along nicely on 2.3 since it
>> was
>> > first installed, until we upgraded to 2.4.
>> >
>> >     I'm pretty confident of the hardware since it is only a year old, the
>> > other VMs are not having any issues, and reverting to 2.3 works fine.
>> Thus
>> > based on a hunch I decided to remove a couple of bridge interfaces
>> > (bridging our oVPN tap interfaces to the main and private LANs) when I
>> sent
>> > my first email to the list.
>> >
>> >     The crashes haven't occurred since then for 2 days. I'm not sure if
>> it
>> > is a coincidence or not, but it does seem like my configuration may be
>> > triggering some bug. Or I may have mis-configured something.
>> >
>> >     I'll continue to iterate things around to narrow down the problem,
>> but
>> > given that I have to wait a few days after each change to be sure on
>> > whether it crashes or not, any suggestion is very welcome!
>> >
>> > Warm regards,
>> > Liwei
>> > --
>> > Clear Skies,LiweiCo-Founder, CTO
>> >
>> > TinyMOS
>> >
>> >
>> > <http://tinymos.com/> <https://www.facebook.com/thetinymos/>
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>> >
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> --
> Clear Skies,LiweiCo-Founder, CTO
>
> TinyMOS
>
>
> <http://tinymos.com/> <https://www.facebook.com/thetinymos/>
> <https://www.instagram.com/thetinymos/> <https://twitter.com/thetinymos>
>
> 21 Heng Mui Keng Terrace, Level 1 The Hangar, Singapore 119613
> _______________________________________________
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