Pingie: HTTP:: Vista SP1 with Antivirus Installed on Multiple CPU Systems Eats All Resources

HTTP:: Vista SP1 with Antivirus Installed on Multiple CPU Systems Eats All Resources
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Microsoft has warned customers of a problem affecting both Windows Vista Service Pack 1 and Windows Server 2008 RTM/SP1, where the two operating systems in combination with some antivirus software, and running on machines with multiple processors, can eat all the system resources available to them. In such scenarios, customers with affected computers will run out of resources. The Redmond company explained that the problem was related to how third-party software, but especially antivirus products, uses Transport Driver Interface (TDI) drivers. In case the software solutions leverage TDI while installed on Vista SP1 or Windows Server 2008 running on computers with multiple CPUs, users will observe that the handle count of the system process increases continuously. “There is a potential problem on Windows Server 2008 and Windows Vista SP1 multi-CPU systems that have software installed that use Transport Driver Interface (TDI) drivers. Anti-virus software is an example of s!
uch software. Many newer anti-virus software versions take advantage of our Windows Filtering Platform (WFP), new for Windows Vista and Windows Server 2008, but some may still rely on TDI. Software that uses WFP will not hit this resource depletion issue,” revealed Mike Platts, support escalation engineer at...
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http://news.softpedia.com/news/Vista-SP1-with-Antivirus-Installed-on-Multiple-CPU-Systems-Eats-All-Resources-118838.shtml

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