[MVMA] Opportunity for Big network test coming!

Jim Bacher, WB8VSU wb8vsu at arrl.net
Tue Oct 19 09:37:48 EDT 2021


Chuck, in light of Bill's comments, I believe the stress test is a good idea. 

⁣Jim Bacher, WB8VSU 
wb8vsu at arrl.net 
https://trc.guru​

On Oct 19, 2021, 7:46 AM, at 7:46 AM, William Curtice <william.curtice at gmail.com> wrote:
>Hi Chuck!
>
>Hmmmmm........
>
>Guess I'm not sure what a "packet storm" is.   I do recall a fiasco,
>one
>year, during Hamvention, when we linked the south California AREDN
>network
>to ours.  A few hundred additional nodes showed up on our mesh status
>page,
>and just that overhead load alone crashed our network and prevented us
>from
>moving any traffic.  Is that the condition the new firmware is intended
>to
>prevent?
>
>In order to participate in the test, do we simply have to link as many
>networks as possible by opening tunnels, or is it necessary to generate
>local traffic loads as well?   What is the criteria to determine test
>success?
>
>Bill  WA8APB
>
>
>On Tue, Oct 19, 2021, 5:54 AM Chuck Gelm <nc8q-mesh at gelm.net> wrote:
>
>> *"Big network test coming! *
>> *It's Linktober!  "Meshoween" is coming :-)*
>>
>> * We've found that as networks grow both in node count and
>complexity,
>> it's almost inevitable that they'll suffer from a packet storm (or
>storms)
>> eventually.*
>>
>>
>>
>> *Now that the patch for mitigating those network packet storms has
>been
>> rolled into an AREDN nightly build, we've decided that it's time to
>> stress-test our network.  On October 30th (starting at say, 9 a.m.
>local
>> time) we'll attempt to link as many networks together to see how the
>> network behaves.  If you have a long-haul tunnel that you can bring
>up,
>> feel free to do so.*
>>
>>
>>
>> *HOWEVER, if you decide to participate in the test, or think you
>might be
>> on a network that gets linked in, it's highly recommended that you
>update
>> your node(s) to nightly build 571 or later to "inoculate" them
>against a
>> possible incoming network storm.*
>>
>> *Before October 30th, we'll provide a reminder and instructions on
>what to
>> monitor during the test.*
>> * Thanks in advance for your consideration!  Please pass this along
>to
>> your AREDN network neighbors.*
>>
>> * Orv W6BI*
>> * (on behalf of the AREDN dev team)*
>>
>> *" *
>> How does the MVMA group feel about participating in this test?
>>
>> Chuck
>>
>>
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>
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