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Managing PHP Performance
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Category : Tutorials » PHP Programming
APC, PHP Accelerator, Turck MM Cache/eAccelerator, Zend Performance Suite. . php $o = array("clean" => true, "drop-proprietary-attributes" => true
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Compiler Optimisations For absolute maximum performance, ensure that all of For absolute maximum performance, ensure that all of the software is compiled to take advantage of the the software is compiled to take advantage of the available hardware. available hardware. Enable all compiler optimizations with Enable all compiler optimizations with -O3 -O3 Tune the code to your CPU via Tune the code to your CPU via -march –mcpu -march –mcpu CPU specific features CPU specific features -msse –mmmx -mfpmath=sse -msse –mmmx -mfpmath=sse Drop debug data -fomit-frame-pointer Drop debug data -fomit-frame-pointer export CFLAGS="-O3 -msse -mmmx -march=pentium3 -mcpu=pentium3 -funroll-loops -mfpmath=sse -fomit-frame-pointer" Compiler/Opcode Caches Each PHP script is compiled only once for Each PHP script is compiled only once for each revision. each revision. Reduced File IO, opcodes are being read from Reduced File IO, opcodes are being read from memory instead of being parsed from disk. memory instead of being parsed from disk. Opcodes can optimised for faster execution. Opcodes can optimised for faster executio
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Based on a tutorial by Prof. Daniel Sauter Rasmus Lerdorf amp Kevin Tatroe Programming PHP. . only some dynamic PHP elements the. XML programming style .
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What can PHP do As we have just said PHP is a fully featured programming language . Not recommended programming practice to have two variables. of the .
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category Tutorials » PHP Programming
Navigate PHP Tutorials gt PHP gt Basics amp Beginner Tutorials. Author . inside that is variable scope I will cover that more later on in the tutorial. .
