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How do I achieve the theoretical maximum of 4 FLOPs per cycle?
...erations (double precision) per cycle be achieved on a modern x86-64 Intel CPU?
4 Answers
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When to use thread pool in C#? [closed]
...us if those downloading threads are just waiting they're eating up tons of CPU and cooling down the cache for your real application
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外媒评本轮科技泡沫：创业公司首当其冲 九成将消失 - 资讯 - 清泛网 - 专注...
...团队，这个团队只能以财报电话会议内容以及各种棘手的问题为依据，对私营公司进行投资——把它们当作是上市公司。
总之，越来越多的日常投资者正暴露给后期私营科技公司，无论结果是好还是坏。据博伊德介绍，作为富...
What Every Programmer Should Know About Memory?
...emember Drepper's content describes fundamental concepts about memory: how CPU cache works, what are physical and virtual memory and how Linux kernel deals that zoo. Probably there are outdated API references in some examples, but it doesn't matter; that won't affect the relevance of the fundamental...
What is compiler, linker, loader?
...ncompatible type".
4) Pre-Optimization:
This unit is independent of the CPU, i.e., there are two types of optimization
Preoptimization (CPU independent)
Postoptimization (CPU dependent)
This unit optimizes the code in following forms:
I) Dead code elimination
II) Sub code elimination
III) L...
Compiled vs. Interpreted Languages
...e. Or let's say: There are native compilers (creating machine code for the CPU to eat), and not-so-native-compilers (creating tokenized stuff, i.e. intermediate code, that some just-in-time compiler compiles to machine code before (or during) runtime ONCE), and there are "real" non-compilers that ne...
Measure execution time for a Java method [duplicate]
...ocess(if run locally it will list the java process).Go to sampler, monitor CPU, take a snapshot after metod finishes. and you can get time taken by each method in call tree. its buddled in jvm/jdk.
– arvin_v_s
Jun 21 '17 at 4:13
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Measuring execution time of a function in C++
...ou will not always get the same timing for a function. This is because the CPU of your machine can be less or more used by other processes running on your computer, just as your mind can be more or less concentrated when you solve a math exercise. In the human mind, we can remember the solution of a...
How do function pointers in C work?
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@Rich.Carpenter: function pointers are nice for runtime CPU detection. Have multiple versions of some functions to take advantage of SSE, popcnt, AVX, etc. At startup, set your function pointers to the best version of each function for the current CPU. In your other code, just ...
How many threads can a Java VM support?
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This depends on the CPU you're using, on the OS, on what other processes are doing, on what Java release you're using, and other factors. I've seen a Windows server have > 6500 Threads before bringing the machine down. Most of the threads w...