That isn't possible (and such feature is nowhere near on their roadmap, as far as I understand) but you can install a caching frontend proxy to reduce load somewhat. Make it serve static assets directly while you're at it.
Also, the app sets ridiculously low TTL for avatar images, so you might want to force longer TTL for them -- https://jira.atlassian.com/browse/FE-4551
Everything below is tested on Ubuntu 17.10. I prefer to use Jira in a docker container because: 1. I can install Jira with a couple of commands. 2. I can start and stop Jira just by starting and s...
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