Thoughts from the EPS Windows Server Performance Team
Useful Microsoft Blogs
Hello AskPerf readers. We wanted to alert you to an issue that is generating calls within support here recently. The October 2012 release of the HP HpCISSs2.sys driver is causing Windows Server 2012 to hang or become unresponsive every 3 –7 days.
Check out the blog below that details more information on this issue:
Windows 2012 servers that use HpCISSs2.sys become unresponsive typically every 3-7 days
I have this issue... no resolution as of yet... but unconfirmed reports that HP may release an updated driver this month.