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c++ Programming Glossary: gbCopy a file in an sane, safe and efficient way http://stackoverflow.com/questions/10195343/copy-a-file-in-an-sane-safe-and-efficient-way 3 Multiuser Network Terminal no GUI INTEL SSD Postville 80 GB filled up to 50 Copy a 270 MB OGG VIDEO FILE Steps ro reproduce..
How do malloc() and free() work? http://stackoverflow.com/questions/1119134/how-do-malloc-and-free-work and thus it can happen that you just finish of your 2 or 4 GB of virtual memory with gaps. This should be avoided of course..
http://stackoverflow.com/questions/13343874/boost-spirit-qi-slow ' ' character. It works but it is very slow 20 sec. for 1 GB . Here is my qi grammer for the lineitem file struct lineitem..
http://stackoverflow.com/questions/14932315/how-to-compile-qt-5-under-windows-or-linux-32-or-64-bit-static-or-dynamic-on-v C Qt Qt5.2 qtbase bin PATH For dynamic linking needs 8 GBs configure debug and release opensource platform win32 msvc2012.. desktop For dynamic linking with no examples needs 2 GB configure debug and release opensource platform win32 msvc2012.. command line parameters are. For static linking needs 70 GBs yes it's crazy it's more reasonable not to make the examples..
http://stackoverflow.com/questions/1932222/c-vector-vs-array-time Intel R Pentium R Dual CPU T2370 @ 1.73GHz Memory RAM 1.00 GB Thanks Amare c arrays time vector performance share improve..
How to speed up my sparse matrix solver? http://stackoverflow.com/questions/2388196/how-to-speed-up-my-sparse-matrix-solver is 120 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...
How do I find the current system timezone? http://stackoverflow.com/questions/3118582/how-do-i-find-the-current-system-timezone zoneinfo directory also contains files such as GMT and GB so it's possible the user may configure the symlink to point..
How to translate a virtual memory address to a physical address? http://stackoverflow.com/questions/366602/how-to-translate-a-virtual-memory-address-to-a-physical-address Windowing Extensions which is for handling more than 4 GB of RAM on 32 bit versions of Windows Server. I don't think it..
http://stackoverflow.com/questions/4112972/how-to-compile-qt-as-static commandPrompt QtDir configure static nmake But it took 17 GB and at the end it exited before the completion stating that..
http://stackoverflow.com/questions/4340396/does-the-c-standard-mandate-poor-performance-for-iostreams-or-am-i-just-deali x86 cl Ox EHsc Windows 7 Ultimate 64 bit Intel Core i7 8 GB RAM ostringstream 73.4 milliseconds 71.6 ms stringbuf 21.7 ms..
Does multithreading emphasize memory fragmentation? http://stackoverflow.com/questions/5875989/does-multithreading-emphasize-memory-fragmentation none ms_print arguments massif.out.beforetcmalloc GB 1.009^ ## @@ @@ @@ @@ @ @ @ @ @ # @ @ @ @ @ @ @ @ @ #..
How much footprint does C++ exception handling add http://stackoverflow.com/questions/691168/how-much-footprint-does-c-exception-handling-add The PC 104 computer that my project uses has several GB of secondary memory 512 MB of main memory hence no space problem..
Measuring NUMA (Non-Uniform Memory Access). No observable asymmetry. Why? http://stackoverflow.com/questions/7259363/measuring-numa-non-uniform-memory-access-no-observable-asymmetry-why measure is the latency. Try random accessing a block of 1 GB instead of streaming it sequentially. Last thing Depending on..
Speeding up file I/O: mmap() vs. read() http://stackoverflow.com/questions/8056984/speeding-up-file-i-o-mmap-vs-read . I have a Linux application that reads 150 200 files 4 10GB in parallel. Each file is read in turn in small variably sized.. this just fine. There is a projected requirement of over 1 GB s which is out of the disk's reach at the moment . We have implemented.. file cache much better and can deal well with 100s of GB of files but is badly rate limited mmap is able to pre cache..
Optimal buffer size for write(2) http://stackoverflow.com/questions/8803515/optimal-buffer-size-for-write2 buffer size for write 2 Let's say I want to write a 1 GB of data to the file on say ext3 Linux filesystem using write..
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