http://changhaohuang.sys-con.com/ Latest News from Huang Chang Hao en Copyright 2009 Ulitzer.com Ulitzer.com Tue, 01 Dec 2009 00:54:02 EST http://backend.userland.com/rss 360 http://changhaohuang.sys-con.com/node/792866 One day, I received an e-mail from a customer complaining that there was 100% CPU occupancy on our program, EDC (Engineering Data Collection) service, while handling certain XPath queries. I decided to do some tests on the program and some other alternative solutions. I set two goals for this test: to verify if the XML parser is the part causing 100% CPU usage; if so, to try to find alternative solutions for better performance.<p><a href="http://changhaohuang.sys-con.com/node/792866" target="_blank">read more</a></p> Fri, 02 Jan 2009 07:15:00 EST http://changhaohuang.sys-con.com/node/792866 http://changhaohuang.sys-con.com/node/792866#feedback