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BPF Theremin, Tetris, and Typewriters

Brendan Gregg

For my AWS re:Invent talk on BPF Performance Analysis at Netflix, I began with a demo of "BPF superpowers" (aka eBPF). Embedded C. # # Tone generation from: [link] # # 29-Apr-2019 Brendan Gregg Created this. Starting with other interfaces is like writing your first Java program in [JVM bytecode].

C++ 102
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BPF Theremin, Tetris, and Typewriters

Brendan Gregg

For my AWS re:Invent talk on BPF Performance Analysis at Netflix, I began with a demo of "BPF superpowers" (aka eBPF). Embedded C. # # Tone generation from: [link] # # 29-Apr-2019 Brendan Gregg Created this. Starting with other interfaces is like writing your first Java program in [JVM bytecode].

C++ 52
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BPF Theremin, Tetris, and Typewriters

Brendan Gregg

For my AWS re:Invent talk on BPF Performance Analysis at Netflix, I began with a demo of "BPF superpowers" (aka eBPF). Embedded C. # # Tone generation from: [link] # # 29-Apr-2019 Brendan Gregg Created this. Starting with other interfaces is like writing your first Java program in [JVM bytecode].

C++ 52
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PostgreSQL Trends: Most Popular Cloud Providers, Languages, VACUUM, Query Management Strategies & Deployment Types in Enterprise

Scalegrid

AWS, however, has taken a significant leap from our last report, where they now average 77.4% AWS was not the only cloud provider to grow – we found that 19.4% of #PostgreSQL cloud deployments are run on AWS Click To Tweet. The programming language C came in third place, averaging 20.0% of PostgreSQL hosting.

Strategy 182
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5 key areas for tech leaders to watch in 2020

O'Reilly

It’s the single most popular programming language on O’Reilly, and it accounts for 10% of all usage. Growth is still strong for such a large topic, but usage slowed in 2018 (+13%) and cooled significantly in 2019, growing by just 7%. In programming, Python is preeminent. Still cloud-y, but with a possibility of migration.

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The Speed of Time

Brendan Gregg

Was there some other program consuming CPU, like a misbehaving Ubuntu service that wasn't in CentOS? There's no Java stack—there should be a tower of green Java methods—instead there's only a single green frame or two. This is how Java flame graphs looked at the time. 30.14% in the middle of the flame graph.

Speed 126
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The Speed of Time

Brendan Gregg

Was there some other program consuming CPU, like a misbehaving Ubuntu service that wasn't in CentOS? There's no Java stack—there should be a tower of green Java methods—instead there's only a single green frame or two. This is how Java flame graphs looked at the time. us on Centos and 0.68

Speed 52