My self hosted forum ( https://intfiction.org/ ) has the past couple of weeks started getting very slow, and it frequently has 502 and 503 errors. I’m on the stable branch, version 2026.1.5. Searching for those errors here hasn’t uncovered any likely causes: the forum builds and launches fine the …

Just noticed some more while watching top: postgres: 15/main: discourse discourse [local] idle used up to 90% CPU, and it’s doing so for over a minute. Edit: the forum was doing its daily backup, so I think that’s the cause of this one. I’m running the mail receiver on this server, and it seems t…

Those waves of incoming spam email are not going to help. But I agree - add RAM if you can. Double it.

Self hosted forum has frequent 502 and 503 errors

Ondersteuning Installatie

NateDhaliwal (Nate Dhaliwal) 5 juli 2026 om 04:05 2

I would suggest upping the RAM a bit more first, that could help.

Topic		Antwoorden	Weergaven
Discourse site with very large database gives error 502 frequently Support	10	1472	19 februari 2017
Forum giving 502 Bad Gateway Error Self-hosting	7	889	3 november 2020
502 Bad Gateway for only two Topics Self-hosting arm	19	2050	17 november 2022
How to resolve HTTP 502 error? Support	12	1148	3 maart 2019
Forum slowing to a crawl with 504s Support	5	1577	26 februari 2016

Self hosted forum has frequent 502 and 503 errors

Gerelateerde topics