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teknoraver

perf vs strace

Dec 27th, 2020
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  1. # time tar xf linux-5.10.tar
  2.  
  3. real 0m1,116s
  4. user 0m0,262s
  5. sys 0m0,845s
  6.  
  7. # time perf trace -o /dev/null tar xf linux-5.10.tar
  8.  
  9. real 0m2,465s
  10. user 0m1,925s
  11. sys 0m0,319s
  12.  
  13. # time strace -o /dev/null tar xf linux-5.10.tar
  14.  
  15. real 0m11,389s
  16. user 0m4,559s
  17. sys 0m8,496s
  18.  
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