[j-nsp] Full routes on MX5

[Adam Vitkovsky]

> Michael Loftis
> Sent: Wednesday, April 27, 2016 6:48 PM
> To: Matthew Crocker
> Cc: juniper-nsp at puck.nether.net
> Subject: Re: [j-nsp] Full routes on MX5
>
> You'll definitely be a lot happier with the bigger RE's...usually my
> convergence time at $dayJob is generally 3 minutes or less, with the less
> often depending on how fast we get routes form the other guy when a
> transit flaps.  Cold starts are a little ugly-ish with the number of full tables we
> take in but still ~5 minutes usually once booted...that RARELY happens
> though, esp now w/ 14.2's ISSU on MPCs...  This is on an MX960 w/ MPC's --
> DPCs actually slowed the RIB->FIB process down I don't remember exact
> timings sorry -- 14.2 train as well which makes huge differences if you're
> using flow, and that definitely slows things down.
>
So do I understand it right that your experience is that 14.2 further slows down the RIB to FIB convergence as I'd assume the opposite?

Also I'd like to ask if you've considered using hierarchical FIB as a workaround for the slow RIB to FIB convergence?


adam


        Adam Vitkovsky
        IP Engineer

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