Shopify's Ruby monolith, common PostgreSQL bottlenecks, and Wikipedia's new look
Tags: performancematters, performance, monitoring, ruby
Published: 2020-10-02 02:25:51

Hi folks, 

Welcome back to Performance Matters. It's been another big week here at Raygun with the launch of [XHR-level detail for response codes](https://raygun.com/blog/xhr-level-detail-response-codes/?utm_medium=email&utm_source=perfmatters&utm_campaign=xhrresponse&utm_content=blog). This latest feature is part of our journey to provide best-in-class support for single-page applications ⚡️

In this edition, we're diving deep into the state of Shopify's monolith, we have a guide to solving common PostgreSQL issues, plus why Wikipedia is getting a new look 👀

Enjoy! 

Your Curator 


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### FEATURED ARTICLES

![Alt Text](https://dev-to-uploads.s3.amazonaws.com/i/cpsmgkzhis8v4qh1gjt3.png)

<strong>Under deconstruction: The state of Shopify's monolith</strong>

Shopify's core monolith has over 2.8 million lines of Ruby code and 500,000 commits. Over three years ago, Shopify founded a team to investigate how to make their Rails monoliths more modular by creating smaller, independent units of code. 

[See the progress (and learnings)](https://engineering.shopify.com/blogs/engineering/shopify-monolith)

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<strong>PostgreSQL Performance Issues</strong>

Step-by-step guide on using PG Extras library to spot and resolve common PostgreSQL issues.

[Read the guide](https://pawelurbanek.com/postgresql-fix-performance)

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<strong>My website is slow, now what?</strong>

You built a great-looking, feature-rich website. But it also has a big problem: it’s just too slow. 

[What do you do? ](https://medium.com/wix-engineering/watch-my-website-is-slow-now-what-dan-shappir-d3d4e882399c)

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### BUG OF THE WEEK

<strong>Microsoft outage brings down Azure, Office 365, and Teams</strong>

Some users were unable to log into Microsoft's Office 365, Teams, Outlook, and other offerings for three hours late on Monday US time, due to a botched upgrade. Worryingly, the US also suffered an interruption to 911 emergency call services at the same time.

[Find out what happened](https://www.datacenterdynamics.com/en/news/microsoft-outage-brings-down-azure-office-365-and-teams/)

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### COMMUNITY

<strong>Wikipedia is getting a new look for the first time in 10 years</strong>

Wikipedia has remained a critical and widely-used resource for knowledge across the world for the past two decades and it's about to get a series of improvements. 

[Here's why](https://diff.wikimedia.org/2020/09/23/wikipedia-is-getting-a-new-look-for-the-first-time-in-10-years-heres-why/)

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<strong>SIGNAL 2020 – Now available on-demand</strong>

Twilio’s annual customer and developer conference brings a ton of developers and tech leaders together to help build better customer communications and experiences. This year's event has just wrapped up but now all the content is available on-demand. 

[Check it out ](https://signal.twilio.com/)

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If you think Performance Matters is pretty great, why not [sign up](https://performancematters.dev/) to receive it in your inbox every week? 🙌

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![Alt Text](https://dev-to-uploads.s3.amazonaws.com/i/f3in3d0co2914exwgmkp.png)

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