RoundSparrow@lemmy.mlM to

Lemmy Server Performance@lemmy.ml · 1 year ago

post inclusion, a solid WHERE clause filter before any JOIN on SELECT post (listing of posts)

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post inclusion, a solid WHERE clause filter before any JOIN on SELECT post (listing of posts)

RoundSparrow@lemmy.mlM to

Lemmy Server Performance@lemmy.ml · 1 year ago

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1 year ago
3 hours later… I put it into code and am experimenting with it. Some proof of concept results: https://github.com/LemmyNet/lemmy/files/12373819/auto_explain_list_post_community_0_18_4_dullbananas_with_inclusion_run0a.txt

Lemmy Server Performance@lemmy.ml

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Lemmy Server Performance

lemmy_server uses the Diesel ORM that automatically generates SQL statements. There are serious performance problems in June and July 2023 preventing Lemmy from scaling. Topics include caching, PostgreSQL extensions for troubleshooting, Client/Server Code/SQL Data/server operator apps/sever operator API (performance and storage monitoring), etc.

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