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New caching plugin, robots.txt rant, some performance benchmarks and more

Konstantin's Newsletter
Konstantin's Newsletter
Wow, a 7x increase in subscribers count in just a few months! Growing from 1 subscriber to 7 has certainly not been easy, so I’ll celebrate it with the second newsletter issue.
As an exclusive, I’ll share with you the launch of my new page caching plugin for WordPress called Surge. I silently launched it last night and haven’t shared it with anyone yet, so here you go:

Surge on
Give it a spin, and if you like it, don’t forget to leave a review on If you have a GitHub account I will take your stars now too, thank you.
Next, of course in the end-of-week rant about WordPress’ ability to generate a simple plain/text file, and the amount of work required to render it. For what it’s worth, this isn’t actually SEO advice, but more of an insight into some performance problems WordPress is currently struggling with, and may use some help and visibility.
Konstantin Kovshenin
I don't usually tweet about #SEO, but this is important. Is a static robots.txt file good for WordPress performance? Let's find out!

To display the default robots.txt, a fresh WordPress install will: 🧵
Appreciate the likes and RTs and the shares!
Finally, some new posts on my blog, mainly some benchmarks around various data caching techniques, as part of the research I’m doing for my new page caching plugin. Can be useful in other cases too though!
PHP Benchmark: include() vs file_get_contents()
Redis vs Memcached vs file_get_contents()
Page Caching on the Filesystem
That’s about all the news I have for you right now. Also, just in case you missed it, I’ve been working on a new tool called Sail, which is a free and open source tool to provision, deploy and manage WordPress applications on DigitalOcean. Check out the video here:
Deploy WordPress to DigitalOcean with Sail
Thanks for being a subscriber, and have a great day!
~ Konstantin
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Konstantin's Newsletter
Konstantin's Newsletter @kovshenin

Ex-@Automattic, WordPress core contributor. Hosting, scaling, performance and security. I like to break servers, so that I could fix them to break them again.

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