Brendan Gregg

APRIL 30, 2018

Apart from networking, attending conferences like LISA in person is an effective way to upgrade your skills: you can block out work interruptions and absorb new knowledge that's been neatly summarized into sessions. We first met each other at LISA, in addition to making many other important industry connections over the years.

DevOps 43

DevOps Network Best Practices Programming 43

Brendan Gregg

APRIL 29, 2018

Apart from networking, attending conferences like LISA in person is an effective way to upgrade your skills: you can block out work interruptions and absorb new knowledge that's been neatly summarized into sessions. We first met each other at LISA, in addition to making many other important industry connections over the years.

DevOps 40

DevOps Network Best Practices Programming 40

Smashing Magazine

AUGUST 3, 2023

You need to beware that slow server response times can significantly increase TTFB, often due to server overload, network issues, or un-optimized logic on the server side. You need to beware of large HTML files or slow network connections because they can lead to longer download times. Time to First Byte over time. LCP in seconds.

Performance 74

Performance Cache Traffic Metrics 74

Smashing Magazine

NOVEMBER 8, 2021

Our existing merchants never have to think about the complexity of scaling infrastructure for a record-setting flash sale, and Hydrogen storefronts won’t have to either. These are hard technical problems that Shopify can help solve and this is why we’ve been hard at work on the Hydrogen framework. Large preview ). Large preview ).

Cache 136

Cache Best Practices Strategy Servers 136

Smashing Magazine

NOVEMBER 17, 2022

Webpage performance test report for the Smashing Magazine website. If we think about social networks, we can see two clear trends, those focusing on text and those focusing on multimedia content. An Image Service CDN is a combination of an Image Transformation API and a CDN network. Large preview ).

Media 106

Media Cache Website Mobile 106

Smashing Magazine

JUNE 1, 2022

In this case, we are not going to be talking about infrastructure services, such as a cloud computing platform like Microsoft Azure or a content distribution network like Akamai. And JavaScript can certainly make requests for additional network resources. The best way to approach the problem is through applied testing.

Website 131

Website Design Network Best Practices 131

Smashing Magazine

MAY 5, 2021

Let’s take a high-level and very simplified look at the infrastructure powering the landing pages we are talking about. This can be measured in content download of the HTML resource in the network panel. All lines that go through a specific station. Hanoi-airport ). Now, A Look At Architecture. Interesting parts lie on 4 and 5.

Google 111

Google Architecture Servers Speed 111

Smashing Magazine

JANUARY 11, 2021

Networking, HTTP/2, HTTP/3 OCSP stapling, EV/DV certificates, packaging, IPv6, QUIC, HTTP/3. If you don’t have a device at hand, emulate mobile experience on desktop by testing on a throttled 3G network (e.g. Moto G4) on a slow 3G network, emulated at 400ms RTT and 400kbps transfer speed. 300ms RTT, 1.6 Mbps down, 0.8

Performance 145

Performance Cache Media Metrics 145

Smashing Magazine

JULY 29, 2019

Failing that, we are usually able to connect to home or public WiFi networks that are on fast broadband connections and have effectively unlimited data. But there are parts of the world where mobile data is prohibitively expensive, and where there is little or no broadband infrastructure. As for mobile network connection type, 84.7%

Cache 96

Cache Google Mobile Network 96

Smashing Magazine

SEPTEMBER 3, 2021

It can be hard to visualize the huge network of hardware that allows you to send a request for a page to a server and then receive a response back. Also, the amount of data that is required for the page, and the complexity of the route it must travel through, will determine the amount of carbon released by the network itself.

Website 135

Website Energy Internet Internet 135

Smashing Magazine

JANUARY 6, 2020

If you don’t have a device at hand, emulate mobile experience on desktop by testing on a throttled 3G network (e.g. To make the performance impact more visible, you could even introduce 2G Tuesdays or set up a throttled 3G/4G network in your office for faster testing. 300ms RTT, 1.6 Mbps down, 0.8

Performance 145

Performance Cache Network Metrics 145

Smashing Magazine

JUNE 29, 2021

And once all that is done: remember Jamstack serves our apps from the edges of the Content Delivery Network. So we still need to move things from the server they were compiled at to the edges of the network. Jamstack general service architecture ( Large preview ). The cache is invalidated on a time basis. Critical.

Cache 130

Cache Website Strategy Traffic 130

Smashing Magazine

APRIL 1, 2020

With a headless CMS, you can make changes to your frontend without having any impact on the back-end infrastructure, hence saving yourself time and resources, which makes it much better. They give you the hassle of managing back-end infrastructures, setting up the presentation component of your site, app. Headless CMS Cons.

Open Source 103

Open Source Website Mobile Code 103

Smashing Magazine

MAY 17, 2021

Big bundles take longer to download on slow networks, and the 75th percentile mobile phone will spend a lot of time blocking the main UI thread while it tries to make sense of all the code it just downloaded. It’s important to simulate a slower CPU and network connection when looking for Web Vitals issues on your site. Large preview ).

Google 93

Google Analytics Serverless Metrics 93

Smashing Magazine

JUNE 25, 2020

Imagine a professional networking site with a database of users. While small-to-medium projects can get away without one, a CDN (content delivery network) is easy to use and improves the performance of applications of any size. For more details, see the Django documentation. Media Files. Static Assets On A CDN.

Media 69

Media Cache Storage AWS 69

Smashing Magazine

AUGUST 26, 2021

They’re also using their position, informed by that data, to push for a model in which they run the infrastructure for all stores — why would a bookshop owner care about walls, shelves, lighting, is their value not just in the book selection?

Social Media 134

Social Media Technology Technology Website 134

Smashing Magazine

APRIL 9, 2019

Most sites were all hosted on a single physical server somewhere on our own hosting infrastructure, and it was the server we thought about defending when it came to security best practices. I can test this out by putting that tag in a page, and then flipping to the Network tab in my browser tools to see that the file has been loaded.

Website 58

Website Servers Code Best Practices 58