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Docker Containers and Signals

by C. Ross Jam on July 17, 2017

Here be dragons. I know from personal experience but Hynek Schlawack explains why way better than me.

Proper cleanup when terminating your application isn’t less important when it’s running inside of a Docker container. Although it only comes down to making sure signals reach your application and handling them, there’s a bunch of things that can go wrong.

Really, as Hynek says, “Avoid being PID 1.”

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