Top "Low-latency" questions

For questions pertaining to the measurement or improvement of latency in a system.

Approximate cost to access various caches and main memory?

Can anyone give me the approximate time (in nanoseconds) to access L1, L2 and L3 caches, as well as main …

memory latency cpu-cache low-latency
Set Windows command-line terminal title in Python

I'm running several instances of a certain Python script on a Windows machine, each from a different directory and using …

python windows low-latency
Low latency programming

I've been reading a lot about low latency financial systems (especially since the famous case of corporate espionage) and the …

language-agnostic trading low-latency
What is low latency access of data?

What do you mean by low latency access of data? I am actually confused about the definition of the term "…

performance memory dataflow low-latency multiplexing
Node.js, Socket.io, Redis pub/sub high volume, low latency difficulties

When conjoining socket.io/node.js and redis pub/sub in an attempt to create a real-time web broadcast system …

node.js redis socket.io publish-subscribe low-latency
High throughput vs low latency in HDFS

I tried to define what the high throughput vs low latency means in HDFS in my own words, and came …

hadoop hdfs low-latency throughput
How fast is state of the art HFT trading systems today?

All the time you hear about high frequency trading (HFT) and how damn fast the algorithms are. But I'm wondering …

low-latency algorithmic-trading
What is your development checklist for Java low-latency application?

I would like to create comprehensive checklist for Java low latency application. Can you add your checklist here? Here is …

java multithreading concurrency low-latency
Low latency serial communication on Linux

I'm implementing a protocol over serial ports on Linux. The protocol is based on a request answer scheme so the …

c++ linux serial-port low-latency throughput
AudioTrack: AUDIO_OUTPUT_FLAG_FAST denied by client due to mismatching sample rate

Does anybody know how to fix this warning message? 07-14 10:38:55.411 V/tracker-audiotest(22426): Recording Thread::run(): start audioRecord recording. 07-14 10:45:51.490 "W/…

audio real-time low-latency