Merge pull request #202 from ruby-go-gem/fiber_benchmark

Add benchmark with Fiber

Author: sue445

_benchmark/README.md

@@ -1,5 +1,5 @@
 # Benchmark
-## Ruby's [Ractor](https://docs.ruby-lang.org/en/master/ractor_md.html) vs Go's [goroutine](https://go.dev/tour/concurrency/1)
+## Ruby's [Ractor](https://docs.ruby-lang.org/en/master/ractor_md.html) vs Ruby's [Fiber](https://docs.ruby-lang.org/en/master/Fiber.html) vs Go's [goroutine](https://go.dev/tour/concurrency/1)
 Benchmark with [tak function](https://en.wikipedia.org/wiki/Tak_(function)) [^tak]
 
 [^tak]: https://www.ruby-lang.org/en/news/2020/12/25/ruby-3-0-0-released/
@@ -11,14 +11,17 @@ ruby 3.3.5 (2024-09-03 revision ef084cc8f4) [arm64-darwin23]
 Warming up --------------------------------------
           sequential     1.000 i/100ms
    parallel (Ractor)     1.000 i/100ms
+    parallel (Fiber)     1.000 i/100ms
 parallel (goroutine)     1.000 i/100ms
 Calculating -------------------------------------
-          sequential      0.019 (± 0.0%) i/s    (51.42 s/i) -      1.000 in  51.417686s
-   parallel (Ractor)      0.059 (± 0.0%) i/s    (17.02 s/i) -      1.000 in  17.022087s
-parallel (goroutine)      1.677 (± 0.0%) i/s  (596.20 ms/i) -      9.000 in   5.365863s
+          sequential      0.017 (± 0.0%) i/s    (57.84 s/i) -      1.000 in  57.844394s
+   parallel (Ractor)      0.052 (± 0.0%) i/s    (19.41 s/i) -      1.000 in  19.412980s
+    parallel (Fiber)      0.018 (± 0.0%) i/s    (56.78 s/i) -      1.000 in  56.780241s
+parallel (goroutine)      1.478 (± 0.0%) i/s  (676.40 ms/i) -      8.000 in   5.412528s
 
 Comparison:
-parallel (goroutine):        1.7 i/s
-   parallel (Ractor):        0.1 i/s - 28.55x  slower
-          sequential:        0.0 i/s - 86.24x  slower
+parallel (goroutine):        1.5 i/s
+   parallel (Ractor):        0.1 i/s - 28.70x  slower
+    parallel (Fiber):        0.0 i/s - 83.95x  slower
+          sequential:        0.0 i/s - 85.52x  slower
 ```

_benchmark/tarai.rb

@@ -6,6 +6,7 @@
 end
 
 require "benchmark/ips"
+require "fiber"
 
 # Build native extension before running benchmark
 Dir.chdir(File.join(__dir__, "..", "ruby", "testdata", "example")) do
@@ -38,6 +39,13 @@ def tarai(x, y, z) =
     end.each(&:take)
   }
 
+  # parallel version (with Fiber)
+  x.report("parallel (Fiber)"){
+    4.times.map do
+      Fiber.new { tarai(14, 7, 0) }
+    end.each(&:resume)
+  }
+
   # parallel version (with goroutine)
   x.report("parallel (goroutine)"){ Example::Benchmark.tarai_goroutine(14, 7, 0, 4) }