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 …

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

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.

Foro autoalojado presenta frecuentes errores 502 y 503

Soporte Instalación

NateDhaliwal (Nate Dhaliwal) 5 Julio, 2026 04:05 2

Te sugeriría aumentar un poco más la RAM primero, eso podría ayudar.

Tema		Respuestas	Vistas
Discourse site with very large database gives error 502 frequently Support	10	1471	19 Febrero 2017
Forum giving 502 Bad Gateway Error Self-hosting	7	887	3 Noviembre 2020
502 Bad Gateway for only two Topics Self-hosting arm	19	2036	17 Noviembre 2022
How to resolve HTTP 502 error? Support	12	1148	3 Marzo 2019
Forum slowing to a crawl with 504s Support	5	1576	26 Febrero 2016

Foro autoalojado presenta frecuentes errores 502 y 503

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