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java Programming Glossary: microsecondsProgram to find all primes in a very large given range of integers http://stackoverflow.com/questions/10703699/program-to-find-all-primes-in-a-very-large-given-range-of-integers 3401. You can generate them with a standard sieve in a few microseconds. Then you can simply sieve the small range from m to n by marking..
Precision vs. accuracy of System.nanoTime() http://stackoverflow.com/questions/11452597/precision-vs-accuracy-of-system-nanotime
Technique or utility to minimize Java “warm-up” time? http://stackoverflow.com/questions/1481853/technique-or-utility-to-minimize-java-warm-up-time a Java messaging application that requires low latency 300 microseconds processing each message . However our profiling shows that the.. After about the first 5 000 subsequent messages have ~250 microseconds latency with occasional outliers. It's generally understood..
Current time in microseconds in java http://stackoverflow.com/questions/1712205/current-time-in-microseconds-in-java time in microseconds in java On a Unix system is there a way to get a timestamp..
fastest (low latency) method for Inter Process Communication between Java and C/C++ http://stackoverflow.com/questions/2635272/fastest-low-latency-method-for-inter-process-communication-between-java-and-c without assigning specific CPU cores with taskset TCP 25 microseconds Named pipes 15 microseconds Now explicitly specifying core masks.. CPU cores with taskset TCP 25 microseconds Named pipes 15 microseconds Now explicitly specifying core masks like taskset 1 java Srv.. 1 java Srv or taskset 2 java Cli TCP same cores 30 microseconds TCP explicit different cores 22 microseconds Named pipes same..
How can I measure time with microsecond precision in Java? http://stackoverflow.com/questions/503877/how-can-i-measure-time-with-microsecond-precision-in-java me the time with milliseconds precision. I just need the microseconds before and after my function executes so that I know how long..
Why do System.nanoTime() and System.currentTimeMillis() drift apart so rapidly? http://stackoverflow.com/questions/5839152/why-do-system-nanotime-and-system-currenttimemillis-drift-apart-so-rapidly as a result the execution time for QPC is in the order of microseconds. In contrast reading the TSC is on the order of 100 clock cycles..
http://stackoverflow.com/questions/7699020/what-makes-jni-calls-slow JNI copying of a 100 000 array to average about 75 microseconds on my Windows desktop and 82 microseconds on Mac. Fortunately.. average about 75 microseconds on my Windows desktop and 82 microseconds on Mac. Fortunately direct access may be obtained via GetPrimitiveArrayCritical..
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