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Reduced Performance in PowerShell 7.1? #14087
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Issue-Questionideally support can be provided via other mechanisms, but sometimes folks do open an issue to get aideally support can be provided via other mechanisms, but sometimes folks do open an issue to get aResolution-FixedThe issue is fixed.The issue is fixed.WG-Engine-Performancecore PowerShell engine, interpreter, and runtime performancecore PowerShell engine, interpreter, and runtime performance
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Issue-Questionideally support can be provided via other mechanisms, but sometimes folks do open an issue to get aideally support can be provided via other mechanisms, but sometimes folks do open an issue to get aResolution-FixedThe issue is fixed.The issue is fixed.WG-Engine-Performancecore PowerShell engine, interpreter, and runtime performancecore PowerShell engine, interpreter, and runtime performance
A script of mine that reliably took 26 or 27 minutes to run in 7.0 now does not complete within 2 hours in 7.1.
The script uses "ForEach-Object" and "Where-Object" on many lines of text to remove lines matching a criteria in a 85MB text file.
Maybe a performance bottleneck in 7.1?
Repro script and profiling traces (updated by @daxian-dbw)