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Tech Transforms podcast: AI in government, insider threat, critical infrastructure and car hacking ghost stories

Dynatrace

Our guests discussed a handful of frightening cybersecurity threats and provided practical advice for federal agencies and consumers to protect against these threats. Specifically, we reflect on the Jeep hacking demonstration at Black Hat 2015 and how malicious actors could impact a car’s operations.

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AWS re:Invent 2017: How Netflix Tunes EC2

Brendan Gregg

My last talk for 2017 was at AWS re:Invent, on "How Netflix Tunes EC2 Instances for Performance," an updated version of my [2014] talk. Our team looks after the BaseAMI, kernel tuning, OS performance tools and profilers, and self-service tools like Vector. We help where we can. html [Introducing Nitro]: [link]

Tuning 61
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AWS re:Invent 2017: How Netflix Tunes EC2

Brendan Gregg

My last talk for 2017 was at AWS re:Invent, on "How Netflix Tunes EC2 Instances for Performance," an updated version of my [2014] talk. Our team looks after the BaseAMI, kernel tuning, OS performance tools and profilers, and self-service tools like Vector. We help where we can. html [Introducing Nitro]: [link]

Tuning 52
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Web Performance Bookshelf

Rigor

When it comes to web content, you can easily find what you need through many different paths, from search engines and social media to playlists and blogs, jumping from one source to another with just a tap of a finger. Web Performance Tuning. You only have a few seconds to get compelling content onto the screen. Responsive Web Design.

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The Speed of Time

Brendan Gregg

I also shared setting the clocksource in my talks and in my 2015 [Linux tunables] post. Amazon even provides an official [recommendation] (2021): "For EC2 instances launched on the AWS Xen Hypervisor, it's a best practice to use the tsc clock source. html [unroll the loop]: /blog/2014-04-26/the-noploop-cpu-benchmark.html

Speed 126
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The Speed of Time

Brendan Gregg

I also shared setting the clocksource in my talks and in my 2015 [Linux tunables] post. Amazon even provides an official [recommendation] (2021): "For EC2 instances launched on the AWS Xen Hypervisor, it's a best practice to use the tsc clock source. Other EC2 instance types, such as C5 or M5, use the AWS Nitro Hypervisor.

Speed 40
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HTTP/3 From A To Z: Core Concepts (Part 1)

Smashing Magazine

You may have read some blog posts or heard conference talks on this topic and think you know the answers. One question I’ve often encountered is, “Why do we need HTTP/3 so soon after HTTP/2, which was only standardized in 2015?” It combines decades of deployment experience and best practices of TCP with some core new features.