Join a machine node:
assumes p2p network To add a new machine node N(new), then N(new) must first establish a connection with the N(x) node in the p2p network, and use N(x) to find the corres
Author: Simo
Simple operation of ZooKeeper
There is a data model inside zookeeper, which is a hierarchical namespace; the namespace is similar to an ordinary file system, which is mainly used to store configuration information; the namespac
CentOS 7 installation configuration VSFTP (Virtual User Login)
Characteristics of virtual users:
1. They can only access the FTP service provided by the server, but cannot access other resources of the system. Therefore, if you want users to have write a
Consistency hash algorithm implementation (pseudo code)
Refer to this blog for the principle of consistent Hash algorithm, and the introduction is more detailed: https://www.cnblogs.com/lpfuture/p/5796398.html
Preset scene: all requests Then, acco
Spring loop dependence
1. Background
Add an asynchronous processing function (@asyc) to the sorting service. During local testing, it was found that the service was sometimes normal and sometimes abnormal after sta
CentOS 7 installation configuration VSFTP service (virtual user login)
First, experimental environment
Operating system: CentOS 7
Second, installation
Close SELINUX:
vim /etc/selinux /config
SELINUX=disable Temporary shutdown:
setenforce 0 Thre
CentOS610FASTDFS stand-alone mode – FASTDFS installation
1. What is FastDFS?
FastDFS is an open source distributed file system. It manages files. The functions include: file storage, file synchronization, file access (file upload, File download), e
ZooKeeper Interview Summary
1: What is Zookeeper?
Answer: ZooKeeper is an open source distributed coordination service. It is the manager of the cluster and monitors the feedback information of the cluster nodes for the
ZooKeeper concept and environment deployment. MD
Deploy apt-get install openjdk-8-jre cd /opt< /li> wget http://mirror.bit.edu.cn/apache/zookeeper/stable/zookeeper-3.4.10.tar.gz tar -zxvf zookeeper-3.4.10. tar.gz mv zookeeper-3.4.10 zookeeper cd
POM.xml file for a simple Springboot application
4.0.0 com.fei spring-boot-restful-crud 0.0. 1-SNAPSHOT spring-boot-restful-crud My first crud project for Spring Boot org.springframework.boot spring-boot-st