D8579: KDevelop: project filter support in the abstractfilemanagerplugin import benchmark

[René J.V. Bertin]

rjvbb updated this revision to Diff 21680.
rjvbb retitled this revision from "KDevelop: project filter support in the abstractfilemanagerplugin import benchmark " to "KDevelop: project filter support in the abstractfilemanagerplugin import benchmark".
rjvbb added a comment.


  Filtering has an incidence on the number of items imported so here it does make sense to print that number.
  
  On my Linux rig, using only INotify dirwatching:
  
  Without filtering:
  
    > abstractfilemanagerpluginimportbenchmark gcc-7.2.0
    The project filter plugin was not loaded
    KDirWatch backend: Inotify
    Starting import of project gcc-7.2.0
    	creating dirwatcher took 2.843 seconds
    importing 75038 items into project #0 took 5.306 seconds
    Done in 8.149 seconds total
    The project filter plugin was not loaded
    KDirWatch backend: Inotify
    Starting import of project gcc-7.2.0
    	creating dirwatcher took 2.939 seconds
    importing 75038 items into project #0 took 5.022 seconds
    Done in 7.962 seconds total
    The project filter plugin was not loaded
    KDirWatch backend: Inotify
    Starting import of project gcc-7.2.0
    	creating dirwatcher took 2.923 seconds
    importing 75038 items into project #0 took 5.111 seconds
    Done in 8.035 seconds total
    
     Performance counter stats for 'abstractfilemanagerpluginimportbenchmark gcc-7.2.0' (3 runs):
    
           6751.834141      task-clock:u (msec)       #    0.706 CPUs utilized            ( +-  0.56% )
                     0      context-switches:u        #    0.000 K/sec                  
                     0      cpu-migrations:u          #    0.000 K/sec                  
                24,700      page-faults:u             #    0.004 M/sec                    ( +-  0.54% )
         5,480,083,797      cycles:u                  #    0.812 GHz                      ( +-  0.78% )
         3,270,959,423      instructions:u            #    0.60  insn per cycle           ( +-  0.01% )
           781,348,961      branches:u                #  115.724 M/sec                    ( +-  0.01% )
            27,707,410      branch-misses:u           #    3.55% of all branches          ( +-  0.40% )
    
           9.565704674 seconds time elapsed                                          ( +-  1.20% )
  
  With the Project Filter just under 1000 fewer items are imported, but the import duration is much longer:
  (this number should be much more representative of the import duration in a real-world session)
  
    > abstractfilemanagerpluginimportbenchmark --withFilters gcc-7.2.0
    cannot find .rc file "abstractfilemanagerpluginimportbenchmarkui.rc" for component "abstractfilemanagerpluginimportbenchmark"
    KDirWatch backend: Inotify
    Starting import of project gcc-7.2.0
    	creating dirwatcher took 3.078 seconds
    importing 74062 items into project #0 took 14.763 seconds
    Done in 17.844 seconds total
    cannot find .rc file "abstractfilemanagerpluginimportbenchmarkui.rc" for component "abstractfilemanagerpluginimportbenchmark"
    KDirWatch backend: Inotify
    Starting import of project gcc-7.2.0
    	creating dirwatcher took 2.967 seconds
    importing 74062 items into project #0 took 14.771 seconds
    Done in 17.742 seconds total
    cannot find .rc file "abstractfilemanagerpluginimportbenchmarkui.rc" for component "abstractfilemanagerpluginimportbenchmark"
    KDirWatch backend: Inotify
    Starting import of project gcc-7.2.0
    	creating dirwatcher took 2.913 seconds
    importing 74062 items into project #0 took 14.763 seconds
    Done in 17.679 seconds total
    
     Performance counter stats for 'abstractfilemanagerpluginimportbenchmark --withFilters gcc-7.2.0' (3 runs):
    
          16657.694614      task-clock:u (msec)       #    0.811 CPUs utilized            ( +-  0.57% )
                     0      context-switches:u        #    0.000 K/sec                  
                     0      cpu-migrations:u          #    0.000 K/sec                  
                25,436      page-faults:u             #    0.002 M/sec                    ( +-  0.07% )
        21,311,526,918      cycles:u                  #    1.279 GHz                      ( +-  0.42% )
        21,322,013,689      instructions:u            #    1.00  insn per cycle           ( +-  0.00% )
         3,792,613,704      branches:u                #  227.679 M/sec                    ( +-  0.00% )
            52,435,462      branch-misses:u           #    1.38% of all branches          ( +-  5.63% )
    
          20.531457857 seconds time elapsed                                          ( +-  0.66% )

CHANGES SINCE LAST UPDATE
  https://phabricator.kde.org/D8579?vs=21653&id=21680

REVISION DETAIL
  https://phabricator.kde.org/D8579

AFFECTED FILES
  kdevplatform/project/tests/abstractfilemanagerpluginimportbenchmark.cpp

To: rjvbb, #kdevelop
Cc: kdevelop-devel, njensen, geetamc, Pilzschaf, akshaydeo, surgenight, arrowdodger
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