cpunumber.go 241 B

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  1. package main
  2. import (
  3. "runtime"
  4. "time"
  5. )
  6. func main() {
  7. println(runtime.NumCPU())
  8. for i := 0; i < 1000000000; i++ {
  9. go func() {
  10. m := map[int]int{}
  11. for i := 0; i < 1000000000; i++ {
  12. m[i] = i
  13. time.Sleep(1)
  14. }
  15. }()
  16. }
  17. }