task worker

Analysis of Storm Foundation framework The main problem we want to prove in this article is: In topology we can specify the degree of parallelism of spout, Bolt, storm How to automatically publish spout, bolt to each server and control the CPU, disk

A company's web site program after a long run, slow speed, restart the site after the speed significantly faster, estimated that the Web site program occupied by the memory and CPU resources can not be released in time, only need to restart the site

. What WEB worker isWeb Worker is part of the HTML5 standard, which defines a set of APIs that allow a piece of JavaScript program to run in another thread outside the main thread. Two types of worker threads are defined in the Web Worker

IntroducedBy using Web Worker, we can run JavaScript in the background of the browser without consuming the browser's own thread. WEB workers can improve the overall performance of your app and improve the user experience. If you want to use Web

Because the next project to use some of the countdown function, so prepared in advance, the province will be the time when the interface is unfriendly and some other things. Just take advantage of this opportunity to deepen the usage and

Netty boss and worker "server chapter"Recently in summary Dubbo about Netty Communication, so also take this opportunity in-depth experience a bit netty. Generally starting the server side of the Netty will be set two Executorservice objects, we are

This is a creation in Article, where the information may have evolved or changed. What is Master-worker mode? If you have done Java server, then you must be not unfamiliar with Master-worker mode, it is a parallel mode. The primary function of the

The worker calculates that the emitted message is received by those tasks according to the definition of topology and assigned to its own task, and because the tasks assigned on the worker may be adjusted, the worker needs to update the connection

To improve HTTP's "'keep alive" problem, Apache introduced the MPM (Multi-processing modules, multi-channel processing module) http://httpd.apache.org/docs/current/mpm.html in version 2.0 This article describes the basic working principles and

http://blog.csdn.net/libaineu2004/article/details/403984051. Threads are divided into UI threads and worker threads, UI threads have Windows, Windows build message queues, the UI thread maintains Message Queuing, and Message Queuing is the biggest