Re: [Boost-bugs] [Boost C++ Libraries] #7422: Provide a condition variable with zero-overhead performance penality

Subject: Re: [Boost-bugs] [Boost C++ Libraries] #7422: Provide a condition variable with zero-overhead performance penality
From: Boost C++ Libraries (noreply_at_[hidden])
Date: 2012-12-14 08:03:00

#7422: Provide a condition variable with zero-overhead performance penality
------------------------------------------+---------------------------------
  Reporter:  maxim.yegorushkin@…          |       Owner:  viboes            
      Type:  Feature Requests             |      Status:  assigned          
 Milestone:  To Be Determined             |   Component:  thread            
   Version:  Boost 1.51.0                 |    Severity:  Regression        
Resolution:                               |    Keywords:  condition_variable
------------------------------------------+---------------------------------

Comment (by viboes):

 Here are the results with gcc-4.7.2 for 200 test iterations


 {{{
 consumers,(std-boost)/std,std,boost
 1,-8.720169,40772444,44327870
 2,0.644605,71669162,71207179
 3,0.793437,91792637,91064320
 4,1.379378,119557914,117908759
 5,1.398979,140016424,138057624
 6,0.824572,164569134,163212143
 7,-0.183305,180981210,181312957
 8,3.389641,214427927,207159590
 9,-2.147819,227430412,232315206
 10,-1.823378,263367555,268169742
 }}}

-- 
Ticket URL: <https://svn.boost.org/trac/boost/ticket/7422#comment:20>
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