[DRAFT] PR to diagnose remote mac testing problems. #21206

rolfbjarne · 2024-09-09T17:58:18Z

No description provided.

…ows-diagnose

) This is a log from our bots, note the 14 minute gap just before printing the timing results: ``` [...] 2024-09-27T07:34:00.3958920Z Making install in dotnet 2024-09-27T07:34:01.7633820Z Validated file permissions for Xamarin.Mac. 2024-09-27T07:34:01.7800150Z Validated file permissions for Xamarin.iOS. 2024-09-27T07:34:01.7825300Z 2024-09-27T07:34:01.7872490Z Xamarin.iOS has not been installed into your system by 'make install' 2024-09-27T07:34:01.7918570Z In order to set the currently built Xamarin.iOS as your system version, 2024-09-27T07:34:01.7965090Z execute 'make install-system'. 2024-09-27T07:34:01.7987920Z 2024-09-27T07:34:01.8034290Z Xamarin.Mac has not been installed into your system by 'make install' 2024-09-27T07:34:01.8080260Z In order to set the currently built Xamarin.Mac as your system version, 2024-09-27T07:34:01.8126200Z execute 'make install-system'. 2024-09-27T07:34:01.8148530Z 2024-09-27T07:48:22.3100850Z 2024-09-27T07:48:22.3102130Z real 15m26.160s 2024-09-27T07:48:22.3102800Z user 1m4.044s 2024-09-27T07:48:22.3103270Z sys 0m18.379s ``` What happens is this: * We're using parallel make, and parallel make will start a jobserver, managed by file descriptors, where these file descriptors must be closed in all subprocesses for make to realize it's done. * Any 'dotnet build' might start a build server * The build server does not close any file descriptors it may have inherited when daemonizing itself. * Thus the build server (which will still be alive after we're done building here) might have a file descriptor open which make is waiting for. * The proper fix is to fix the build server to close its file descriptors. * The intermediate working is to shut down the build server instead. This will save 10-15 minutes at the end of every build in the bots.

vs-mobiletools-engineering-service2 · 2024-10-02T10:28:20Z

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Pipeline on Agent
Hash: [PR build]

vs-mobiletools-engineering-service2 · 2024-10-02T10:49:11Z

❌ [CI Build] Windows Integration Tests failed ❌

❌ Failed ❌

Pipeline on Agent
Hash: f8a39d79c94f28c8663c91d58dc556bcab61a23b [PR build]

vs-mobiletools-engineering-service2 · 2024-10-02T11:09:16Z

❌ [CI Build] Windows Integration Tests failed ❌

❌ Failed ❌

Pipeline on Agent
Hash: f8a39d79c94f28c8663c91d58dc556bcab61a23b [PR build]

[DRAFT] PR to diagnose remote mac testing problems.

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