Ok so this is going to be a tough one to write but I’m going to do it anyway. This is a story of data overload, a shit ton of rabbit holes, some kick ass engineers and a few hours of my life I hope not to repeat. I never cease being amazed by how one…
We recently upgraded Kube-dns.
Having used SkyDNS up to this point, we ran into some unexpected performance issues. In particular we were seeing pretty exaggerated response times from kube-dns when making requests it is not authoritative on (i.e. not cluster.local). Fortunately this was on a cluster not yet serving any production customers. It took several hours…
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