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The Speed of Time

Brendan Gregg

These strange questions came to the fore back in 2014 when Netflix was switching services from CentOS Linux to Ubuntu, and I helped debug several weird performance issues including one I'll describe here. I've shared many posts about superpower observability tools, but often humble hacking is just as effective.

Speed 52
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The Speed of Time

Brendan Gregg

These strange questions came to the fore back in 2014 when Netflix was switching services from CentOS Linux to Ubuntu, and I helped debug several weird performance issues including one I'll describe here. I've shared many posts about superpower observability tools, but often humble hacking is just as effective.

Speed 40
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Front-End Performance Checklist 2021

Smashing Magazine

Below you’ll find a (hopefully unbiased and objective) front-end performance checklist for 2021 — an updated overview of the issues you might need to consider to ensure that your response times are fast, user interaction is smooth and your sites don’t drain user’s bandwidth. Table Of Contents. Happy optimizing, everyone!).

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Front-End Performance Checklist 2020 [PDF, Apple Pages, MS Word]

Smashing Magazine

Below you’ll find a (hopefully unbiased and objective) front-end performance checklist for 2020 — an updated overview of the issues you might need to consider to ensure that your response times are fast, user interaction is smooth and your sites don’t drain user’s bandwidth. Table Of Contents. Getting Ready: Planning And Metrics. (You

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Front-End Performance Checklist 2019 [PDF, Apple Pages, MS Word]

Smashing Magazine

Below you’ll find a (hopefully unbiased and objective) front-end performance checklist for 2019 — an updated overview of the issues you might need to consider to ensure that your response times are fast, user interaction is smooth and your sites don’t drain user’s bandwidth. Table Of Contents. Getting Ready: Planning And Metrics. (You