I’m seeking some expert guidance on optimizing a Discourse multisite setup. I have a single web VM and a separate database VM on a major cloud provider. While both machines have decent specs, I’m finding that my system gets overwhelmed by a large volume of background jobs, which seems to be stressin…

Discourse should be able to adapt those based on your system resources. Note that it is safe to re-run ./discourse-setup script if you have recently increased your system resources. The script can adapt to the increased resources and adjust your .yml accordingly

[画像] emonunix: How should DISCOURSE_SIDEKIQ_WORKERS be sized in a multisite environment to handle a high job volume without stressing the database? Sounds like you need fewer? I’m pretty sure that it already knows to prioritize the high priority jobs.

@itsbhanusharma @pfaffman Thanks for your help. I appreciate you both taking the time to share your expertise.

[画像] emonunix: database resources at the same time If the database is the bottleneck, have you considered moving to larger instance type for your cloud database?

Discourse Multisite の最適化：データベースと Sidekiq のボトルネック

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pfaffman (Jay Pfaffman) 2025 年 9 月 3 日午前 12:36 3

より少なくする必要があるということでしょうか？

優先度の高いジョブはすでに優先されるようになっていると確信しています。

トピック		返信	表示
Issue: Extremely Slow Sidekiq Processing After Large Imports on Multisite Instance Support	2	145	2025 年 4 月 23 日
UNICORN_WORKERS vs UNICORN_SIDEKIQS, DISCOURSE_DB_POOL? Self-hosting	6	2666	2020 年 2 月 23 日
How to adjust parameters for large and heavy traffic site? Support	4	557	2022 年 3 月 11 日
Multiple discourse instances in a single server Support	5	4749	2018 年 5 月 30 日
Large number of queued jobs Support	5	1604	2017 年 7 月 3 日

Discourse Multisite の最適化：データベースと Sidekiq のボトルネック

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