nareshkamboju

pselect01_64 failed on slow machne otherthan performance gov

Jun 23rd, 2017
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  1. Pselect01_64 failed on slow machines.
  2. The current experiment is to show,
  3. pselect01_64 failed when cpu freq governor" is "userspace" and PASS when set to peformance governor
  4.  
  5. root@hikey:/opt/ltp/testcases/bin# cat /sys/devices/system/cpu/cpufreq/policy0/scaling_governor
  6. performance
  7. root@hikey:/opt/ltp/testcases/bin# ./pselect01_64
  8. tst_test.c:847: INFO: Timeout per run is 0h 05m 00s
  9. pselect01.c:145: INFO: CLOCK_MONOTONIC resolution 1 ns
  10. pselect01.c:86: INFO: pselect() sleeping for 0 secs 1000000 nsec 500 iterations
  11. pselect01.c:118: INFO: Mean sleep time 1098.76 us, expected 1000 us, threshold 251.00
  12. pselect01.c:136: PASS: pselect() slept for 549382us, requested 500000us, treshold 125500
  13. pselect01.c:86: INFO: pselect() sleeping for 0 secs 2000000 nsec 500 iterations
  14. pselect01.c:118: INFO: Mean sleep time 2218.64 us, expected 2000 us, threshold 252.00
  15. pselect01.c:136: PASS: pselect() slept for 1109319us, requested 1000000us, treshold 126000
  16. pselect01.c:86: INFO: pselect() sleeping for 0 secs 10000000 nsec 300 iterations
  17. pselect01.c:118: INFO: Mean sleep time 10239.58 us, expected 10000 us, threshold 260.00
  18. pselect01.c:136: PASS: pselect() slept for 3071874us, requested 3000000us, treshold 78000
  19. pselect01.c:86: INFO: pselect() sleeping for 0 secs 100000000 nsec 1 iterations
  20. pselect01.c:136: PASS: pselect() slept for 100283us, requested 100000us, treshold 1850
  21. pselect01.c:86: INFO: pselect() sleeping for 1 secs 0 nsec 1 iterations
  22. pselect01.c:136: PASS: pselect() slept for 1001201us, requested 1000000us, treshold 2750
  23.  
  24. Summary:
  25. passed 5
  26. failed 0
  27. skipped 0
  28. warnings 0
  29. root@hikey:/opt/ltp/testcases/bin# cat /sys/devices/system/cpu/cpufreq/policy0/scaling_available_governors
  30. conservative ondemand userspace powersave performance schedutil
  31. root@hikey:/opt/ltp/testcases/bin# echo userspace > /sys/devices/system/cpu/cpufreq/policy0/scaling_governor
  32. root@hikey:/opt/ltp/testcases/bin# cat /sys/devices/system/cpu/cpufreq/policy0/scaling_governor
  33. userspace
  34. root@hikey:/opt/ltp/testcases/bin# ./pselect01_64
  35. tst_test.c:847: INFO: Timeout per run is 0h 05m 00s
  36. pselect01.c:145: INFO: CLOCK_MONOTONIC resolution 1 ns
  37. pselect01.c:86: INFO: pselect() sleeping for 0 secs 1000000 nsec 500 iterations
  38. pselect01.c:118: INFO: Mean sleep time 1099.39 us, expected 1000 us, threshold 251.00
  39. pselect01.c:136: PASS: pselect() slept for 549695us, requested 500000us, treshold 125500
  40. pselect01.c:86: INFO: pselect() sleeping for 0 secs 2000000 nsec 500 iterations
  41. pselect01.c:118: INFO: Mean sleep time 2217.88 us, expected 2000 us, threshold 252.00
  42. pselect01.c:136: PASS: pselect() slept for 1108940us, requested 1000000us, treshold 126000
  43. pselect01.c:86: INFO: pselect() sleeping for 0 secs 10000000 nsec 300 iterations
  44. pselect01.c:118: INFO: Mean sleep time 10418.14 us, expected 10000 us, threshold 260.00
  45. pselect01.c:131: FAIL: pselect() slept for too long 3125443us, expected 3000000us, threshold 78000
  46. pselect01.c:86: INFO: pselect() sleeping for 0 secs 100000000 nsec 1 iterations
  47. pselect01.c:136: PASS: pselect() slept for 100326us, requested 100000us, treshold 1850
  48. pselect01.c:86: INFO: pselect() sleeping for 1 secs 0 nsec 1 iterations
  49. pselect01.c:136: PASS: pselect() slept for 1001326us, requested 1000000us, treshold 2750
  50.  
  51. Summary:
  52. passed 4
  53. failed 1
  54. skipped 0
  55. warnings 0
  56. root@hikey:/opt/ltp/testcases/bin#
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