Bug: Crash when moving a bunch of files

[KloWhrhyde]

Description

When i do a lot of cutting / copying / paste of large files / high number of files, the CPU Usage is going up crazily, At least 50 to 100 %, when it reach 100 % the app usally is stuck or crash.

CPU : AMD RYZEN 3900X

image : Simulating the Issue in moving 12 MKV Files from a folder to another on the same disk.

Steps To Reproduce

1 Try to move or copy 10+ large folders/files (500 mb+) on the same drive
2 the issue is worse if there is errors in the queue
3 App stuck then Crash or 100 % CPU Usage

Requirements

• Fix crash that occurs when copying large amount of files
• Fix high CPU Usage in this usecase

Files Version

3.0.5.0

Windows Version

10.0.22621.2428

Log File

debug.log

[yaira2]

Thanks for the report. We're tracking performance issues in #4180, but let's keep this open as well until the crash is fixed.

[yaira2]

   at Microsoft.Win32.SafeHandles.SafeFileHandle.CreateFile(String fullPath, FileMode mode, FileAccess access, FileShare share, FileOptions options)
   at Microsoft.Win32.SafeHandles.SafeFileHandle.Open(String fullPath, FileMode mode, FileAccess access, FileShare share, FileOptions options, Int64 preallocationSize, Nullable`1 unixCreateMode)
   at System.IO.Strategies.OSFileStreamStrategy..ctor(String path, FileMode mode, FileAccess access, FileShare share, FileOptions options, Int64 preallocationSize, Nullable`1 unixCreateMode)
   at System.IO.Strategies.FileStreamHelpers.ChooseStrategyCore(String path, FileMode mode, FileAccess access, FileShare share, FileOptions options, Int64 preallocationSize, Nullable`1 unixCreateMode)
   at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share, Int32 bufferSize, FileOptions options, Int64 preallocationSize)```

[yaira2]

We're also actively working on performance improvements for file operations. Fyi @hez2010