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IIS Support Blog
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ASP.NET Temp file accumulation on server

PradeepSharma's avatar
PradeepSharma
Icon for Microsoft rankMicrosoft
Nov 28, 2023
Issue: Many of our customers have observed ASP.NET files piled up on many of the servers and size has gone up to 100 GB. and wanted to know it happens and the impact of removing the same.   Tem...
Updated May 06, 2025
Version 2.0
DaniilGerasimov's avatar
DaniilGerasimov
Copper Contributor
May 30, 2025

Hi! Thank you for clearing this question.
And could you please help with the next one - is it safe to clean nested folders of Temporary ASP.NET Files while IIS application pools that use them are running and accepting traffic, could this operation affect availability of application running in apppool?

Thanks in advance!