Upgrading a live elasticsearch cluster with zero downtime


(Clinton Gormley) #1

Yesterday I upgrade our cluster running 0.17.8 to 0.19.10 on a busy
site, without any downtime.

I had a couple of requests to blog about how I did it, so here's the
blogpost: https://gist.github.com/3888120

clint

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(system) #2