Top "Low-latency" questions

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

Why Google public DNS(8.8.8.8)'s ping latency so low?

I use just-ping to ping Google public DNS server, which IP is 8.8.8.8. just-ping can ping a host from 50 locations worldwide. …

dns ping host low-latency
High Frequency Trading in the JVM with Scala/Akka

Let's imagine an hypothetical HFT system in Java, requiring (very) low-latency, with lots of short-lived small objects somewhat due to …

performance scala jvm akka low-latency
Why does the JVM require warmup?

I understand that in the Java virtual machine (JVM), warmup is potentially required as Java loads classes using a lazy …

java garbage-collection jvm low-latency hft
Why is hibernate batching / order_inserts / order_updates disabled by default?

are there any reasons why hibernate batching / hibernate.order_updates / hibernate.order_inserts are disabled by default? Is there any …

java hibernate orm low-latency
Why to use websocket and what is the advantage of using it?

I tried reading some articles, but not so clear on this topic. Would someone like to explain me below points: …

java http websocket low-latency
High audio latency with Icecast and Darkice

I have successfully installed icecast and darkice on my ubuntu machine and was able to stream live on my lan. …

audio-streaming icecast low-latency internet-radio
Differences between ZeroMQ and WebSockets

I'd like to know what the differences are between the ZeroMQ and WebSockets protocols. I know WebSockets was designed for …

websocket zeromq low-latency nanomsg
Serial communication with minimal delay

I have a computer which is connected with external devices via serial communication (i.e. RS-232/RS-422 of physical or …

windows winapi serial-port hardware low-latency
Best way to learn how to write latency-critical, fast C++/Java/C# code?

Could anyone give me some pointers as to the best way in which to learn how to do very low …

c# java c++ low-latency
Low Latency (50ms) Video Streaming with NODE.JS and html5

OBJECTIVE: I'm building a FPV robot, I want to control it with a with a webbrowser over a local wi-fi …

html node.js video-streaming raspberry-pi3 low-latency