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Recent Blog Posts

Why high w3wp CPU usage causes your website to choke

Tuesday December 7, 2021 by mvolo

author

High CPU usage in the IIS worker process can cause poor IIS website performance ... even if the processor is not completely overloaded.This can lead to high CPU hangs, 503 queue full outages, and h...

10 precision commands to recycle IIS application pools

Wednesday November 10, 2021 by mvolo

author

10 nifty commands I use to find and recycle specific IIS apppools, instead of hammering the server with an IISRESET.See the right way to recycle application pools at our Restarting IIS expert guide...

Optimizing the IIS thread pool

Monday September 13, 2021 by mvolo

author

Tune the IIS thread pool to improve website RPS, and resolve 503 Queue Full errors.Check out the full guide at https://www.leansentry.com/guide/iis-aspnet-hangs/iis-thread-pool.[Read more]