Hacker News
- Incrementing Vectors (2019) https://travisdowns.github.io/blog/2019/08/26/vector-inc.html 17 comments
- Your CPU may have slowed down on Wednesday https://travisdowns.github.io/blog/2021/06/17/rip-zero-opt.html 469 comments
- Incrementing Vectors https://travisdowns.github.io/blog/2019/08/26/vector-inc.html 2 comments
- Beating Up on Qsort (2019) https://travisdowns.github.io/blog/2019/05/22/sorting.html 10 comments
- Ice Lake AVX-512 Downclocking https://travisdowns.github.io/blog/2020/08/19/icl-avx512-freq.html 82 comments
- AVX-512 Mask Registers, Again https://travisdowns.github.io/blog/2020/05/26/kreg2.html 28 comments
- Ice Lake Store Elimination https://travisdowns.github.io/blog/2020/05/18/icelake-zero-opt.html 28 comments
- Hardware Store Elimination https://travisdowns.github.io/blog/2020/05/13/intel-zero-opt.html 8 comments
- The Hunt for the Fastest Zero https://travisdowns.github.io/blog/2020/01/20/zero.html 66 comments
- The Hunt for the Fastest Zero https://travisdowns.github.io/blog/2020/01/20/zero.html 5 comments
- A note on mask registers (AVX-512) https://travisdowns.github.io/blog/2019/12/05/kreg-facts.html 6 comments
- Incrementing vectors https://travisdowns.github.io/blog/2019/08/26/vector-inc.html 44 comments
- Where do interrupts happen? https://travisdowns.github.io/blog/2019/08/20/interrupts.html 19 comments
Lobsters
- Hardware Store Elimination https://travisdowns.github.io/blog/2020/05/13/intel-zero-opt.html 3 comments hardware , performance
- The Hunt for the Fastest Zero https://travisdowns.github.io/blog/2020/01/20/zero.html 2 comments performance , programming
- Clang format tanks performance https://travisdowns.github.io/blog/2019/11/19/toupper.html 7 comments c++ , performance
- Beating up on qsort https://travisdowns.github.io/blog/2019/05/22/sorting.html 2 comments compsci , performance
- Your CPU May Have Slowed Down on Wednesday https://travisdowns.github.io/blog/2021/06/17/rip-zero-opt.html 3 comments technews
- Your CPU May Have Slowed Down on Wednesday https://travisdowns.github.io/blog/2021/06/17/rip-zero-opt.html 2 comments hardware
- Your CPU May Have Slowed Down on Wednesday https://travisdowns.github.io/blog/2021/06/17/rip-zero-opt.html 27 comments hardware
- Your CPU May Have Slowed Down on Wednesday https://travisdowns.github.io/blog/2021/06/17/rip-zero-opt.html 143 comments programming
- Your CPU May Have Slowed Down on Wednesday: These hosts run Ubuntu 20.04 and on Wednesday June 8th an update to the intel-microcode OS package was released. After a reboot, this loads the CPU with new microcode that causes the behavior https://travisdowns.github.io/blog/2021/06/17/rip-zero-opt.html 238 comments linux
- Your Intel CPU May Have Slowed Down on Wednesday https://travisdowns.github.io/blog/2021/06/17/rip-zero-opt.html 11 comments intel
- The Hunt for the Fastest Zero. https://travisdowns.github.io/blog/2020/01/20/zero.html 10 comments coding
- Ice Lake AVX-512 Downclocking https://travisdowns.github.io/blog/2020/08/19/icl-avx512-freq.html 11 comments programming
- Ice Lake AVX-512 Downclocking https://travisdowns.github.io/blog/2020/08/19/icl-avx512-freq.html 4 comments intel
- Ice Lake AVX-512 Downclocking https://travisdowns.github.io/blog/2020/08/19/icl-avx512-freq.html 22 comments hardware
- A Concurrency Cost Hierarchy https://travisdowns.github.io/blog/2020/07/06/concurrency-costs.html 4 comments cpp
- The Hunt for the Fastest Zero https://travisdowns.github.io/blog/2020/01/20/zero.html 20 comments programming
- The Hunt for the Fastest Zero https://travisdowns.github.io/blog/2020/01/20/zero.html 131 comments cpp
- Clang-format tanks performance https://travisdowns.github.io/blog/2019/11/19/toupper.html 11 comments programming
- "Clang format tanks performance" https://travisdowns.github.io/blog/2019/11/19/toupper.html 87 comments cpp
- Incrementing vectors https://travisdowns.github.io/blog/2019/08/26/vector-inc.html 27 comments programming
- The trials and tribulations of incrementing a std::vector https://travisdowns.github.io/blog/2019/08/26/vector-inc.html 27 comments cpp
- Where do interrupts happen? https://travisdowns.github.io/blog/2019/08/20/interrupts.html 4 comments programming
- Performance speed limits https://travisdowns.github.io/blog/2019/06/11/speed-limits.html 7 comments cpp
- Performance speed limits | Performance Matters https://travisdowns.github.io/blog/2019/06/11/speed-limits.html 25 comments programming
- Beating up on qsort https://travisdowns.github.io/blog/2019/05/22/sorting.html 7 comments programming
- Beating up on qsort https://travisdowns.github.io/blog/2019/05/22/sorting.html 13 comments cpp
- Beating up on qsort https://travisdowns.github.io/blog/2019/05/22/sorting.html 16 comments programming