Use 2 servers, low resources, and deploy 3 zookeeper distributed nodes:
1. Prepare the environment
The system has been configured with the JAVA environment;
download one Version of the zook
Author: Simo
ZooKeeper – What is ZooKeeper?
Google’s three papers have affected many, many people and many systems. These three papers have always been classics in the distributed field. According to MapReduce, so we have Hadoop; according t
Zookeeper Source Code Reading (Fourth) Single Single Server
Foreword The previous two articles mainly talked about the client-server session-related content, so here is the content of the client and the content of the client-server connection. Basically com
CentOS 7 installation detailed steps
VMware install centos 7 Preliminary preparation:
1. VMware virtual machine software ( 15x is used)
2. CentOS-7-x86_64-DVD-1810.iso span> 1. Install VMware virtual machine Software omitted Second,
CentOS6 startup process
Why put the reference of this person in front, mainly this person The big guy’s flow chart is too detailed. Although it is not necessary to understand such details, I still admire it. Not much to s
Problems about Spring MVC
1. What is the process of SpringMVC?
1. The user sends a request to the front controller DispatcherServlet;
2. After DispatcherServlet receives the request, it calls the HandlerMapping proce
Spring Timing Task – File upload progress bar
Spring timing tasks
Guide dependencies
org.quartz-scheduler quartz 2.2.3 Configure timed task class
package com.atguigu.scw.portal.service; import org.springframework.ster
CentOS foundation configuration
1. User switching command. The current ordinary user logs in. If you want to switch to the root user, you need to enter the command # su; if you want to switch from the root user to the ordinary us
ZooKeeper + Kafka Cluster
ZooKeeper is a distributed, open source distributed application coordination service, an open source implementation of Google’s Chubby, and an important component of Hadoop and Hbase. It is a softw
ZooKeeper lock test
pom introduces the corresponding jar package