Created
July 18, 2014 18:11
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HiPE lock contention
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| ([email protected])9> lcnt:start(), lcnt:rt_opt({copy_save, true}), lcnt:clear(), timer:sleep(250), lcnt:collect(), lcnt:conflicts(). | |
| lock id #tries #collisions collisions [%] time [us] duration [%] | |
| ----- --- ------- ------------ --------------- ---------- ------------- | |
| hipe_mfait_lock 1 156537 156367 99.8914 2832642 1119.0905 | |
| pollset 1 5002 195 3.8984 17340 6.8505 | |
| drv_ev_state 16 6683 46 0.6883 2031 0.8024 | |
| timeofday 1 10206 301 2.9492 602 0.2378 | |
| run_queue 28 62350 107 0.1716 122 0.0482 | |
| timer_wheel 1 9350 123 1.3155 114 0.0450 | |
| proc_link 8902 21641 16 0.0739 91 0.0360 | |
| proc_status 8902 49801 4 0.0080 55 0.0217 | |
| proc_main 8902 44075 230 0.5218 44 0.0174 | |
| proc_msgq 8902 36721 4 0.0109 5 0.0020 | |
| make_ref 1 3482 12 0.3446 5 0.0020 | |
| pollset_rm_list 1 128 2 1.5625 1 0.0004 | |
| ok |
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