From cdf2cbd6c015b3dca75c99e5525181e66226a486 Mon Sep 17 00:00:00 2001 From: Hartmut Seichter Date: Tue, 4 Jun 2024 21:35:12 +0200 Subject: [PATCH] add more info about performance issues --- docs/README.md | 20 ++++++++++---------- 1 file changed, 10 insertions(+), 10 deletions(-) diff --git a/docs/README.md b/docs/README.md index 92a878e..64ecc08 100644 --- a/docs/README.md +++ b/docs/README.md @@ -24,27 +24,27 @@ Here some ideas for improving this tiny engine: ## Build / Dev Support - [ ] add a test rig either with Snitch or Catch2 - [ ] write some reasonable testcases +- [ ] add CPU and GPU benchmarks to address various issues # Issues - ```sh Performance counter stats for 'bin/paradiso_pong': - 555,35 msec task-clock:u # 0,042 CPUs utilized - 0 context-switches:u # 0,000 /sec - 0 cpu-migrations:u # 0,000 /sec - 4.072 page-faults:u # 7,332 K/sec - 319.484.735 cycles:u # 0,575 GHz - 358.165.995 instructions:u # 1,12 insn per cycle - 86.037.942 branches:u # 154,926 M/sec - 2.469.068 branch-misses:u # 2,87% of all branches + 555,35 msec task-clock:u # 0,042 CPUs utilized + 0 context-switches:u # 0,000 /sec + 0 cpu-migrations:u # 0,000 /sec + 4.072 page-faults:u # 7,332 K/sec + 319.484.735 cycles:u # 0,575 GHz + 358.165.995 instructions:u # 1,12 insn per cycle + 86.037.942 branches:u # 154,926 M/sec + 2.469.068 branch-misses:u # 2,87% of all branches 13,092775373 seconds time elapsed 0,311565000 seconds user 0,247491000 seconds sys ``` -above run with `perf stat bin/paradiso_pong` shows some really bad performance issues. \ No newline at end of file +above run with `perf stat bin/paradiso_pong` shows some really bad performance issues.