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[CI] Make build environment parallel (Windows) #2080
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marcalff
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open-telemetry:main
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cngzhnp:fix/make_windows_build_env_parallel
Apr 1, 2023
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Just curious, Will CMake automatically use Ninja as build system, or we need to configure it explicitly?
The build time is reduced from 14 min to 10 min for Windows, so there seems to be some level of parallelism.
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I think we should add -G Ninja to use ninja to build.
In my understanding,
-j
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AFAIK, not automatically. Ninja generator (one of the CMake generators) which needs to be given explicitly to CMake.
Also, I tried to put Ninja as a generator to CMake at first but a few tests are failed due to missing Ninja packages.
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With my solution (getting number of physical cores from Powershell command), I assume that it takes less time than before, what do you think?
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Yeah it looks good to me. The title of the PR says Ninja, so got confused :)
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Yeah, sorry for inconvenience. After discussion on issue, I decided to use Ninja but it does not work at all. So, I will update the PR title and do you want me to change commit message either?