Reliability of looking glass sites / rviews

Christopher Morrow morrowc.lists at gmail.com
Wed Sep 13 14:58:45 UTC 2017


On Wed, Sep 13, 2017 at 5:30 AM, Matthew Huff <mhuff at ox.com> wrote:

> This weekend our uninterruptible power supply became interruptible and we
> lost all circuits. While I was doing initial debugging of the problem while
> I waited on site power verification, I noticed that there was still paths
> being shown in rviews for the circuit that were down. This was over an hour
> after we went hard down and it took hours before we were back up.
>
>
explicit vs implicit withdrawals causing different handling of the problem
routes?


> I worked with our providers last night to verify there weren't any hanging
> static routes, etc... We shut the upstream circuit down and watched the
> convergence and saw that eventually all the paths disappeared. Given what
> we saw on Saturday, what would cause route-views to cache the paths that
> long?  Some looking glass sites only show what they are peered with or at
> most what their peers are peered with, that's why I've always used
> route-views.
>
> What looking glass sites other than route-views would people recommend?
>

ripe ris.



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