サイトのスピード最適化 - 改善方法は？

[Don]

CDN を設定することは、常に良いスタートです。

Enable a CDN for your Discourse

So you’d like to use a CDN to speed up worldwide access to common assets on your Discourse forum? You might want to go all-in and Set up file and image uploads to S3 (see also Configure an S3 compatible object storage provider for uploads). If you want a CDN without the added complexity of S3 and having two CDNs, this is the guide for you. The CDN will reduce some load on your server by letting the CDN serve those assets so that the server doesn’t have to. It also can speed things up by deliver…