Mike Volodarsky's Blog
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Fixing W3WP.exe memory leaks is easier than you think
Memory leaks can be causing poor website performance, and blowing out your cloud hosting costs.
You can now easily reduce memory usage and fix memory leaks, check out our Diagnose w3wp.exe memory usage guide for the step by step!
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Fixing W3WP.exe memory leaks is easier than you think
Memory leaks can be causing poor website performance, and blowing out your cloud hosting costs.
You can now easily reduce memory usage and fix memory leaks, check out our Diagnose w3wp.exe memory usage guide for the step by step!
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Async await hangs in ASP.NET Core, MVC and WebAPI
Debugging async hangs in ASP.NET core, MVC and WebAPI apps can be extra hard!
To help, we added async task support to LeanSentry hang diagnostics. Check out the Diagnose async hangs in ASP.NET Core, MVC and WebAPI for details!
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You may be massively overpaying for your CPUs
You could be throwing away 50-80% of your cloud instance CPU power, due to common .NET CPU overheads.
Learn more about these and how to remove them to save on your cloud costs in our W3wp high CPU guide.
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New guide to IIS and asp.net hangs
To commemorate over 10 years of LeanSentry Hang diagnostics, we wrote an updated guide to resolving IIS and ASP.NET hangs.
Get the step-by-step guide at Diagnose IIS website hangs.
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The master guide to proactive IIS monitoring
Tired of monitoring dozens of metrics that produce no actionable value, and then still struggling with website outages?
After 10 years of solving IIS performance problems at LeanSentry, we've developed a practical model for tuning IIS website performance. Get the full system in our new IIS monitoring guide.
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Why high w3wp CPU usage causes your website to choke
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 higher-than-needed cloud costs.
Learn why it happens and how to fix it in our High CPU usage in w3wp.exe guide.
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Lower cloud costs 2x with this IIS application pool recycling strategy
Reduce your cloud hosting costs 2x or more with a measured memory-based recycling strategy.
Check out our full guide to reduce IIS worker process memory usage with LeanSentry memory diagnostics.
For more tips on how to properly restart IIS websites with minimal production impact, check out our Restart IIS guide.
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10 precision commands to recycle IIS application pools
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.
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Optimizing the IIS thread pool
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.
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