Windows Explored

Everyday Windows Desktop Support, Advanced Troubleshooting & Other OS Tidbits

Multiple Instances of msiexec.exe When C-State is Enabled

Posted by William Diaz on August 4, 2011

We recently started seeing a rash of performance issues and various program setup failures on different models of workstations. The problem can be identified as multiple instances of msiexec.exe running along side ccmsetup.exe:
The performance issues I have seen were disk related, while others noted program installation failures. This seems to specific to McAfee HIPS, ccmsetup.exe, permissions and a setting in the BIOS for C-State. C-State throttles the cores on multicore processors based on demand. To workaround, we have been disabling the C-State option under the Performance area in the BIOS.


I believe his TechNet Blog addresses the issue officially:


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