How can I improve my website's load time using server-side caching?

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How can I improve my website's load time using server-side caching?

Asked on Oct 09, 2025

Answer

Improving your website's load time with server-side caching involves storing frequently requested data in a cache to reduce server processing time and improve response speed. This can be achieved using caching mechanisms like opcode caching for PHP or full-page caching with tools like Varnish.

Example Concept: Server-side caching stores dynamic content in a cache, so when a user requests a page, the server can deliver the cached version instead of generating it anew. This reduces processing time and server load, leading to faster load times. Tools like Varnish or using PHP's built-in opcode caching (e.g., OPcache) can significantly enhance performance by caching compiled scripts or entire pages.

Additional Comment:

Implement opcode caching with PHP by enabling OPcache in your php.ini file.
Consider using a reverse proxy cache like Varnish to cache entire pages or assets.
Ensure your caching strategy respects content updates by setting appropriate cache expiration times.
Test your website's performance before and after implementing caching to measure improvements.

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