Difference between revisions of "Documentation/Labs/StartupTimeImprovement"
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The system on which the experiment have been done has the following specification: | The system on which the experiment have been done has the following specification: | ||
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Ubuntu 13.10 | Ubuntu 13.10 | ||
gcc (Ubuntu/Linaro 4.8.1-10ubuntu9) 4.8.1 | gcc (Ubuntu/Linaro 4.8.1-10ubuntu9) 4.8.1 | ||
− | Slicer r22800 | + | Slicer r22800 |
Revision as of 06:03, 7 January 2014
Home < Documentation < Labs < StartupTimeImprovementThe data are collected after Slicer has been started at least once on the workstation.
The system on which the experiment have been done has the following specification:
Ubuntu 13.10 gcc (Ubuntu/Linaro 4.8.1-10ubuntu9) 4.8.1
Slicer r22800
Current performance
- Default options
$ time ./Slicer --python-code "slicer.app.quit()" Number of loaded modules: 135 real 0m21.097s user 0m19.070s sys 0m1.570s
- Default options without Welcome module
mv ./lib/Slicer-4.3/qt-loadable-modules/libqSlicerWelcomeModule.so ./lib/Slicer-4.3/qt-loadable-modules/libqSlicerWelcomeModule.so-dis
$ time ./Slicer --python-code "slicer.app.quit()"
Number of loaded modules: 134 real 0m20.957s user 0m18.700s sys 0m1.663s
- Disable CLI modules
$ time ./Slicer --disable-builtin-cli-modules --python-code "slicer.app.quit()" Number of loaded modules: 65 real 0m12.693s user 0m11.412s sys 0m0.727s
- Disable Loadable modules
$ time ./Slicer --disable-builtin-loadable-modules --python-code "slicer.app.quit()" Number of loaded modules: 111 real 0m18.483s user 0m16.720s sys 0m1.149s
- Disable Scripted modules
$ time ./Slicer --disable-scripted-loadable-modules --python-code "slicer.app.quit()" Number of loaded modules: 93 real 0m14.348s user 0m12.449s sys 0m1.385s
- Disable CLI and Scripted modules
$ time ./Slicer --disable-builtin-cli-modules --disable-scripted-loadable-modules --python-code "slicer.app.quit()" Number of loaded modules: 23 real 0m5.676s user 0m4.545s sys 0m0.636s
- Disable CLI, Scripted modules and Welcome module
mv ./lib/Slicer-4.3/qt-loadable-modules/libqSlicerWelcomeModule.so ./lib/Slicer-4.3/qt-loadable-modules/libqSlicerWelcomeModule.so-dis
$ time ./Slicer --disable-builtin-cli-modules --disable-scripted-loadable-modules --python-code "slicer.app.quit()" Number of loaded modules: 22 real 0m4.730s user 0m3.722s sys 0m0.507s
Current performance with python disabled
Patch: Call this->quit() at the end of qSlicerApplication::handleCommandLineArguments()
- Default options
$ time ./Slicer --disable-python Number of loaded modules: 93 real 0m12.596s user 0m11.166s sys 0m0.935s
- Disabling CLI modules
$ time ./Slicer --disable-python --disable-builtin-cli-modules Number of loaded modules: 23 real 0m4.201s user 0m3.449s sys 0m0.252s
- Disabling Loadable modules
$ time ./Slicer --disable-python --disable-builtin-loadable-modules Number of loaded modules: 70 real 0m10.375s user 0m9.175s sys 0m0.788s
- Disabling ALL modules
$ time ./Slicer --disable-python --disable-modules Number of loaded modules: 1 real 0m2.158s user 0m1.465s sys 0m0.178s