1. 01 Apr, 2015 2 commits
    • Scotty Bauer's avatar
      BetaModule 4/1/15 · 044c9784
      Scotty Bauer authored
      
      
      Test is 10k messages, 256 page ring buffer, Both sides do not Ack the message meaning the slot cannot be re-used. Since we're only sending 10k 64 byte messages we never wrap around the  buffer.
      
      Timed using seralized RDTSC as start and RDTSCP as finish:
      
      TEST1
      [  517.377994] MIN      MAX     AVG     MEDIAN
      [  517.381168] 514 & 14780 & 561 & 556
      TEST2
      [  589.036190] MIN      MAX     AVG     MEDIAN
      [  589.039295] 483 & 8091 & 531 & 525
      TEST3
      [  618.715175] MIN      MAX     AVG     MEDIAN
      [  618.718222] 514 & 2299 & 556 & 554
      Signed-off-by: Scotty Bauer's avatarScotty Bauer <sbauer@eng.utah.edu>
      044c9784
    • Scotty Bauer's avatar
      BetaModule 3/31/15 · e17351aa
      Scotty Bauer authored
      
      
      10k messages, prodcer/copnsumer do not ack timing outside of loop
      
      Mar 31 17:21:45 localhost kernel: [ 2745.399627] 5856822
      Mar 31 17:22:52 localhost kernel: [ 2813.144249] 5651424
      Mar 31 17:22:57 localhost kernel: [ 2818.273022] 5227483
      Mar 31 17:23:03 localhost kernel: [ 2824.320729] 5652252
      Mar 31 17:23:18 localhost kernel: [ 2839.257694] 5813550
      Above are cycles for 10k messages ~ 585cycles per message
      Signed-off-by: Scotty Bauer's avatarScotty Bauer <sbauer@eng.utah.edu>
      e17351aa
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