On Fri, Jul 01, 2016 at 01:25:00AM +0200, Juliusz Chroboczek wrote:
> >> atomic updates in babel,
>
> > Patches gladly accepted. Or I'll do it at some point, but don't hold your
> > breath
>
> Anyone working on that? Or are you all holding your breath?
On my side I'm holding my breath with
>> atomic updates in babel,
> Patches gladly accepted. Or I'll do it at some point, but don't hold your
> breath
Anyone working on that? Or are you all holding your breath?
-- Juliusz
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On Thu, Jun 16, 2016 at 01:47:36PM -0700, Dave Taht wrote:
> On Thu, Jun 16, 2016 at 1:40 PM, Kirill Smelkov wrote:
> > On Thu, Jun 16, 2016 at 08:38:49AM -0700, Dave Taht wrote:
> >> On Thu, Jun 16, 2016 at 4:17 AM, Kirill Smelkov wrote:
> >> > On Wed, Jun 15,
On Thu, Jun 16, 2016 at 1:40 PM, Kirill Smelkov wrote:
> On Thu, Jun 16, 2016 at 08:38:49AM -0700, Dave Taht wrote:
>> On Thu, Jun 16, 2016 at 4:17 AM, Kirill Smelkov wrote:
>> > On Wed, Jun 15, 2016 at 12:56:34PM +0200, Juliusz Chroboczek wrote:
>> >> >> If I
On Thu, Jun 16, 2016 at 08:38:49AM -0700, Dave Taht wrote:
> On Thu, Jun 16, 2016 at 4:17 AM, Kirill Smelkov wrote:
> > On Wed, Jun 15, 2016 at 12:56:34PM +0200, Juliusz Chroboczek wrote:
> >> >> If I read you correctly, this looks like a kernel bug: incorrect
> >> >>
On Thu, Jun 16, 2016 at 4:17 AM, Kirill Smelkov wrote:
> On Wed, Jun 15, 2016 at 12:56:34PM +0200, Juliusz Chroboczek wrote:
>> >> If I read you correctly, this looks like a kernel bug: incorrect
>> >> invalidation of the route cache.
>>
>> [...]
>>
>> > What we have here is of
On Wed, Jun 15, 2016 at 12:56:34PM +0200, Juliusz Chroboczek wrote:
> >> If I read you correctly, this looks like a kernel bug: incorrect
> >> invalidation of the route cache.
>
> [...]
>
> > What we have here is of another kind - it is inherent race condition
> > inside kernel
>
> Perhaps I'm
> I have been running this script on four different machines for hours
> now without reproducing your bug on the 4.4 or later kernels. It does
> trigger on a 3.14 kernel. (it helps to do a killall fping6 before
> exiting!)
> It does not seem to be happening on 4.4 or later.
Excellent news.
> https://lab.nexedi.com/kirr/iproute2/blob/bd480e66/t/rtcache-torture
> (also attached to this email)
>
> which reproduces the problem in several minutes just on one computer and
> retested it locally: I can reliably reproduce the issue on pristine
> Debian 3.16.7-ckt25-2 (on both Atom
>> If I read you correctly, this looks like a kernel bug: incorrect
>> invalidation of the route cache.
[...]
> What we have here is of another kind - it is inherent race condition
> inside kernel
Perhaps I'm confused, but it still looks like a kernel bug to me. Perhaps
it would make sense to
( +iv, Nicolas's address corrected )
Dear Juliusz, Dave, thanks for reply.
First of all I'd like to say I'm new to routing & friends, but I'll try
to provide feedback:
On Fri, Jun 10, 2016 at 08:47:34PM +0200, Juliusz Chroboczek wrote:
> Dear Kirill,
>
> Thank you very much for the detailed
On Fri, Jun 10, 2016 at 11:47 AM, Juliusz Chroboczek
wrote:
> Dear Kirill,
>
> Thank you very much for the detailed analysis.
>
> If I read you correctly, this looks like a kernel bug: incorrect
> invalidation of the route cache. While we have seen some similar
Dear Kirill,
Thank you very much for the detailed analysis.
If I read you correctly, this looks like a kernel bug: incorrect
invalidation of the route cache. While we have seen some similar bugs in
earlier kernel versions, they were not triggered by something that
simple -- you needed to do
Hello Babel world.
First of all, let me please introduce myself. My name is Kirill. I'm one of
the guys behind lab.nexedi.com team. As Babel community probably already knows,
Nexedi is doing overlay networks. The site structure is backend -- frontends;
frontends are located around the world.
( resending after subscribing to mailing list )
Hello Babel world.
First of all, let me please introduce myself. My name is Kirill. I'm one of
the guys behind lab.nexedi.com team. As Babel community probably already knows,
Nexedi is doing overlay networks. The site structure is backend --
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