Runtime: COREHOST_TRACE๋Š” AssemblyLoadContext๋ฅผ ๊ธฐ๋กํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.

์— ๋งŒ๋“  2019๋…„ 04์›” 16์ผ  ยท  3์ฝ”๋ฉ˜ํŠธ  ยท  ์ถœ์ฒ˜: dotnet/runtime

๋ฐฐ๊ฒฝ
Windows์—์„œ๋Š” ๋ช…๋ น์ค„ ๋งค๊ฐœ ๋ณ€์ˆ˜ assembly="c:\source\bin\Debug\netstandard2.0\JohnZabroski.Database.dll" ๋ฅผ ํ†ตํ•ด ์–ด์…ˆ๋ธ”๋ฆฌ๋ฅผ ์ฐจ๋ก€๋กœ ๋กœ๋“œํ•˜๋Š” .NET Core ์ „์—ญ ๋„๊ตฌ์™€ ํ†ตํ•ฉํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค. JohnZabroski.Database.dll ๋Š” System.Data.SqlClient $ ๋ฅผ ์ „์ด์ ์œผ๋กœ ์ฐธ์กฐํ•ฉ๋‹ˆ๋‹ค.

๋ฌธ์ œ
COREHOST_TRACE=1 ๋ฅผ ์‚ฌ์šฉํ•˜๋ฉด ํ˜„์žฌ stderr์€ ๋‹ค์Œ๊ณผ ๊ฐ™์Šต๋‹ˆ๋‹ค.

!!! Could not load file or assembly 'System.Data.SqlClient, Version=4.5.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a'. Could not find or load a specific file. (Exception from HRESULT: 0x80131621)
!!! +- Could not load file or assembly 'System.Data.SqlClient, Version=4.5.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a'.

Unhandled Exception: System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.IO.FileLoadException: Could not load file or assembly 'System.Data.SqlClient, Version=4.5.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a'. Could not find or load a specific file. (Exception from HRESULT: 0x80131621) ---> System.IO.FileLoadException: Could not load file or assembly 'System.Data.SqlClient, Version=4.5.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a'.
   at System.Runtime.Loader.AssemblyLoadContext.LoadFromPath(IntPtr ptrNativeAssemblyLoadContext, String ilPath, String niPath, ObjectHandleOnStack retAssembly)
   at System.Runtime.Loader.AssemblyLoadContext.LoadFromAssemblyPath(String assemblyPath)
   at System.Reflection.Assembly.LoadFrom(String assemblyFile)
   at System.Reflection.Assembly.LoadFromResolveHandler(Object sender, ResolveEventArgs args)
   at System.AppDomain.InvokeResolveEvent(ResolveEventHandler eventHandler, RuntimeAssembly assembly, String name)

๋‚ด ์กฐ๋ฆฝ์„ ์ฐพ์„ ์ˆ˜ ์—†๊ฑฐ๋‚˜ ์ฐพ์„ ์ˆ˜ ์—†๋Š” ์ด์œ ๋ฅผ ํ•ด๊ฒฐํ•˜๋ ค๊ณ  ํ•  ๋•Œ ๋‹ค์Œ ๋ธ”๋กœ๊ทธ ๊ฒŒ์‹œ๋ฌผ์ด ๋‹ค์†Œ ์œ„ํ˜‘์ ์ด๋ผ๋Š” ๊ฒƒ์„ ์•Œ์•˜์Šต๋‹ˆ๋‹ค. https://mattwarren.org/2016/07/04/How-the-dotnet-CLI-tooling-runs-your -์•”ํ˜ธ/

.NET 4.6์˜ Assembly Fusion Log Viewer ๋„๊ตฌ๊ฐ€ ํ›จ์”ฌ ๋” ์‰ฌ์šด ์‚ฌ์šฉ์ž ๊ฒฝํ—˜์ด๋ผ๋Š” ๊ฒƒ์„ ์•Œ์•˜์Šต๋‹ˆ๋‹ค. ์ฐธ์กฐ: https://github.com/dotnet/coreclr/issues/10379

๊ด€๋ จ ๊ฐ€๋Šฅ์„ฑ ์žˆ์Œ
https://github.com/dotnet/coreclr/issues/15863 - ์‚ฌ์šฉ์ž๋Š” Linux์—์„œ ๋””๋ฒ„๊น… ์–ด์…ˆ๋ธ”๋ฆฌ ๋กœ๋“œ๊ฐ€ ๋”์ฐํ•˜๋‹ค๊ณ  ์ƒ๊ฐํ•ฉ๋‹ˆ๋‹ค (๊ณ ์ •: https://github.com/dotnet/coreclr/pull/15831).

area-AssemblyLoader-coreclr enhancement

๊ฐ€์žฅ ์œ ์šฉํ•œ ๋Œ“๊ธ€

์ด๊ฒƒ์€ ์ ˆ๋Œ€์ ์œผ๋กœ ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค. ๋ฐฑ๋กœ๊ทธ์— ์žˆ์ง€๋งŒ .NET Core 3.0์„ ๋งŒ๋“ค์ง€๋Š” ์•Š์„ ๊ฒƒ์ž…๋‹ˆ๋‹ค.

๋ชจ๋“  3 ๋Œ“๊ธ€

@jeffschwMSFT๋กœ ์‹œ์ž‘ํ•ฉ๋‹ˆ๋‹ค. ๋‚ด๊ฐ€ ํ‹€๋ ธ๋‹ค๋ฉด area- ์ˆ˜์ •ํ•ด์ฃผ์„ธ์š”.

์ด๊ฒƒ์€ ์ ˆ๋Œ€์ ์œผ๋กœ ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค. ๋ฐฑ๋กœ๊ทธ์— ์žˆ์ง€๋งŒ .NET Core 3.0์„ ๋งŒ๋“ค์ง€๋Š” ์•Š์„ ๊ฒƒ์ž…๋‹ˆ๋‹ค.

์ด๊ฒƒ์€ ์ ˆ๋Œ€์ ์œผ๋กœ ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค. ๋ฐฑ๋กœ๊ทธ์— ์žˆ์ง€๋งŒ .NET Core 3.0์„ ๋งŒ๋“ค์ง€๋Š” ์•Š์„ ๊ฒƒ์ž…๋‹ˆ๋‹ค.

"์ ˆ๋Œ€์ ์œผ๋กœ ํ•„์š”"ํ•˜๋‹ค๋ฉด ์™œ Core 3.0์—๋Š” ์—†์„๊นŒ์š”? ์ƒˆ๋กญ๊ณ  ๋ฉ‹์ง„ ๊ธฐ๋Šฅ์„ ์ œ๊ณตํ•˜๋Š” ๊ฒƒ์€ ํ›Œ๋ฅญํ•˜์ง€๋งŒ Microsoft์˜ ๊ฐ•์ ์€ ํ•ญ์ƒ ์ด๋Ÿฌํ•œ ๊ธฐ๋Šฅ์ด ์ž‘๋™ํ•˜์ง€ ์•Š์„ ๋•Œ ๋””๋ฒ„๊น…ํ•˜๋Š” ๋„๊ตฌ์— ์žˆ์Šต๋‹ˆ๋‹ค. ์–ด์…ˆ๋ธ”๋ฆฌ ๋ฐ”์ธ๋“œ ์‹คํŒจ ๋ฌธ์ œ ํ•ด๊ฒฐ์€ ์ฒซ๋‚ ๋ถ€ํ„ฐ Core์— ๋‚ด์žฅ๋˜์–ด์•ผ ํ•˜๋Š” ์ค‘์š”ํ•œ ๋„๊ตฌ์ด๋ฉฐ, ์ด๊ฒƒ์ด ์šฐ์„  ์ˆœ์œ„๊ฐ€ ์•„๋‹ˆ์—ˆ๊ณ  ๋ถ„๋ช…ํžˆ ์—ฌ์ „ํžˆ ์šฐ์„  ์ˆœ์œ„๋กœ ๊ฐ„์ฃผ๋˜์ง€ ์•Š๋Š”๋‹ค๋Š” ์‚ฌ์‹ค์€ ์šฐ๋ ค์Šค๋Ÿฝ๊ธฐ๋„ ํ•˜๊ณ  ์†”์งํžˆ ๋งํ•ด์„œ ๋‹นํ˜น์Šค๋Ÿฝ์Šต๋‹ˆ๋‹ค.

์ด ํŽ˜์ด์ง€๊ฐ€ ๋„์›€์ด ๋˜์—ˆ๋‚˜์š”?
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