Iisreset what does

Microsoft PnP. Healthcare and Life Sciences. Internet of Things IoT. Enabling Remote Work. Small and Medium Business. Humans of IT. Green Tech. MVP Award Program. Video Hub Azure. Microsoft Business. Microsoft Enterprise. Browse All Community Hubs. Turn on suggestions. Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. Showing results for. Show only Search instead for. Did you mean:. Sign In. Paul Cociuba. It causes extended downtime to your websites, and can leave your web server in an inoperable state.

In all cases, you should always try to perform an app pool recycle instead. Please see how to correctly reset, restart and recycle IIS websites guide for the best practice recommendations.

During the restart, the web server stops listening for incoming requests and causes downtime for all websites on the server. Instead, you should use application pool recycling to restart the specific application pool that is experiencing problems. In addition, it introduces a high risk of permanent webserver outage if the command fails to start the IIS services back up. In all cases, you should always try to perform an application pool recycle instead. The correct answer is never. Instead, you should always try to recycle the target application pool instead.

The correct answer is no. This is majorly different from the overlapped application pool recycle, which starts a new worker process immediately to handle any new requests such that no requests are lost. This includes shutting down any active IIS worker processes, and killing them if they do not stop in time. During the stop, the web server stops listening for any incoming requests.

Diagnose your website Pricing Expert guides How-to Login. Category Restarting and recycling IIS. It actively hurts the availability of your websites, and the overall stability of your server. Usually, for two types of reasons: To pick up configuration changes This harkens back to the days of old, when resetting IIS may have been necessary to pick up changes to registry keys and some IIS configuration.

To recover from performance or stability issues This includes hangs and slow website performance, high CPU in your IIS worker process , memory leaks , and so on. There are massive benefits associated with recycling, including: Affecting only the application pool in question.

Zero downtime restart through overlapped IIS recycle. Ability to restart with full warmup, and zero startup delay! See our Maximum IIS application pool availability guide for this. No impact to other websites. No potential consequences to the web server overall. This means all incoming requests to each website on your server will begin returning Service Unavailable while WAS is stopping. We are now waiting for all IIS worker processes to stop, i. Up to the shutdownTimeLimit, which is 90 seconds by default.

If a worker process fails to stop in this time period, it will be terminated. I am curious to know what the iisreset command does and executes in the back end.

Can someone explain this? Improve this question. Akshay Randive Akshay Randive 2, 1 1 gold badge 12 12 silver badges 30 30 bronze badges.

Add a comment. Active Oldest Votes. Improve this answer. Paul Strupeikis Paul Strupeikis 3, 4 4 gold badges 17 17 silver badges 33 33 bronze badges.

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