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c++ Programming Glossary: l3Structure of arrays and array of structures - performance difference http://stackoverflow.com/questions/11616941/structure-of-arrays-and-array-of-structures-performance-difference a Unit object is 48 bytes. L1 cache is 256K L2 is 1MB and L3 is 8MB. What am i missing here Is this really a cache issue..
Why does std::regex_iterator cause a stack overflow with this data? http://stackoverflow.com/questions/12828079/why-does-stdregex-iterator-cause-a-stack-overflow-with-this-data #include iostream using namespace std std wstring test L L3 T15356 79726859 CreateRegistryAction Creating REGISTRY Action..
What is “cache-friendly” code? http://stackoverflow.com/questions/16699247/what-is-cache-friendly-code several levels of cache within the CPU chip L1 L2 L3 instruction caches ... RAM HDDs armed with their own caches..
http://stackoverflow.com/questions/1783822/format-of-for-loops the results are for for int i 0 i 5 i movl 0 12 ebp jmp L2 L3 leal 12 ebp eax incl eax L2 cmpl 4 12 ebp jle L3 for int i 0.. jmp L2 L3 leal 12 ebp eax incl eax L2 cmpl 4 12 ebp jle L3 for int i 0 i 5 i movl 0 12 ebp jmp L7 L8 leal 12 ebp eax incl..
Is it possible to use the hardware de-multiplexing for highload network servers? http://stackoverflow.com/questions/18408363/is-it-possible-to-use-the-hardware-de-multiplexing-for-highload-network-servers and it can take time to cache synchronization L1 CoreX L3 L1 CoreY for cache coherency http www.alexonlinux.com why interrupt..
How to speed up my sparse matrix solver? http://stackoverflow.com/questions/2388196/how-to-speed-up-my-sparse-matrix-solver 65 kB so all 6 arrays should easily fit into the CPU's L3 cache which is 8 MB . Assuming that nothing is cached in registers.. bytes per iteration so 57 million 120 bytes 6.8 GB s. The L3 cache runs at 2.66 GHz so it's the same order of magnitude...
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