CPU fun
cpufun.substack.com

Random CPU related notes from a parallel runtime library writer.

Is Improving Software Performance Now Bad?

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NVidia® "Grace" 72 Core Processor Cache Micro-Benchmarks

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Fun with Serial and Parallel Sum Reductions

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Is Mixing OpenMP® Runtimes Safe?

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Enemies and Opponents

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Presenting Parallel Performance (2)

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Presenting Parallel Performance (1)

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Is Fortran "a dead language"?

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Elemental Encodings

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Where's the Race Condition?

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To sched_yield() Or Not To sched_yield()?

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Macro Magic

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AMD® EPYC 7742 64-Core Processor Cache Micro-Benchmarks

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Portable Support for 128b Floats in C/C++

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Which Library Did You Say Will Be Loaded?

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Atomics in AArch64

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Processing a File with OpenMP®

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Fun with Timers and cpuid

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What About ... ?

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More M1 fun: Hardware Information

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