[j-nsp] Traffic delayed

james list jameslist72 at gmail.com
Tue Oct 2 14:58:24 EDT 2018


Can you elaborate?
Why just every 30 minutes the issue?

Il Mar 2 Ott 2018, 20:34 Tom Beecher <beecher at beecher.cc> ha scritto:

> You have switches with completely different buffer depths than you used
> to. You prob want to look into that.
>
> On Tue, Oct 2, 2018 at 9:39 AM james list <jameslist72 at gmail.com> wrote:
>
>> Dear experts
>>
>> I’ve a strange issue.
>>
>> Our customer replaced two L2/3 switches (C6500) where a pure L2 and L3
>> (hsrp) environment was set-up with a couple of new MX9k running the same
>> L2
>> and L3 services but those two MX are running MPLS/VPLS to transport L3/L2
>> frames. Access switches are QFX5k connected to MX MPLS PE.
>>
>> Now the main issue: the customer every almost 30 minutes (sometimes 28
>> sometimes 33 minutes sometimes 30) detect some frames received with a
>> delay
>> of 3-600 milliseconds. The customer is a trading venue..
>>
>> It seems like something slow down the forwarding processing, now I know
>> Juniper separate forwarding and control, but I was thinking to OSPF LSA
>> refresh or something like that since the frequency is around 30 minutes..
>>
>> Can anybody help me in sorting out which can be the main point here ?
>>
>> Thanks in advance
>>
>> Cheers,
>>
>> James
>> _______________________________________________
>> juniper-nsp mailing list juniper-nsp at puck.nether.net
>> https://puck.nether.net/mailman/listinfo/juniper-nsp
>>
>


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