briancaos.wordpress.com briancaos.wordpress.com

Sitecore high CPU usage – is the SQL Session State Provider the villain?

My massive Sitecore 9.1 installation started having CPU spikes, even when the servers did not seem to receive more requests. When CPU spiked, I could see that the requests queue would build up, until it crashed with the following error: System.Web.HttpException (0x80004005): The request queue limit of the session is exceeded.at System.Web.SessionState.SessionStateModule.QueueRef()at...