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In the use of Team collaboration tool Worktile, you will notice whether the message is in the upper-right corner, drag the task in the Task panel, and the user's online status is refreshed in real time. Worktile in the push service is based on the XMPP protocol, Erlang language implementation of the Ejabberd, and on its source code based on the combination of our business, the source code has been modified to fit our own needs. In addition, based on the AMQP protocol can also be used as a real-time message to push a choice, kick the net is to use rabbitmq+ ...

Usually when we use the MySQL database, often because of operational errors caused by data loss, MySQL database backup can help us to avoid due to various reasons, data loss or other problems with the database. First, the data backup shortcut Because this method has not been the official official document validation, we tentatively called the experiment. Purpose: Backup hostA host a MySQL database backup TestA, and restored to the hostB machine in the test environment: Operating System: WinNT4.0, Mysql3.22.34, phpM ...

1.apt-get Install apache2-* php5-* mysql-* 2.apt-get Install SUN-JAVA6-JDK &http://www.aliyun.com/zixun/ Aggregation/37954.html ">nbsp; # java-version 3.TAR-XZVF apache2-tomcat-* 4.mv ...

Hadoop (HDP) cluster kerberos authentication implementation, for security reasons, this article hides some system names and service names, and modified some of the parts that may cause information leakage.

1 Overview Zookeeper Distributed Service Framework is a subproject of the http://www.aliyun.com/zixun/aggregation/14417.html ">apache Hadoop, It is mainly used to solve some data management problems that are often encountered in distributed applications, such as: Unified Naming Service, State Synchronization service, cluster management, distributed application configuration item management, etc. Zookeeper itself can be in standalone mode ...

Hypertable on HDFS (Hadoop) Installation Hadoop-hdfs Installation Guide Process &http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; 4.2. hypertable on HDFS Create working directory $ Hadoop fs-mkdir/hypertable$ Hadoop FS ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall believe that a lot of beginners who want to learn Linux are worried about what to look at Linux learning Tutorials Good, 　　The following small series for everyone to collect and organize some of the more important tutorials for everyone to learn, if you want to learn more words, can go to wdlinux school to find more tutorials. 1, what is the RPM package ...

1 Overview HBase is a distributed, column-oriented, extensible open source database based on Hadoop. Use HBase when large data is required for random, real-time reading and writing. Belong to NoSQL. 　　HBase uses Hadoop/hdfs as its file storage system, uses Hadoop/mapreduce to deal with the massive data in HBase, and uses zookeeper to provide distributed collaboration, distributed synchronization and configuration management. HBase Schema: LSM-Solve disk ...

Minikube use go language writing, stand-alone version of the Kubernetes cluster, installation Minikube toss for 2 days, various errors. Installation steps: 1. Download Minikube and set #curl-lo minikubehttps://storage.googleapis.com/minikube/releases/v0.7.0/ minikube-linux-amd64&& chmod +x Minik ...

1. The foreword builds a distributed Hadoop environment in 3 system centos6.5 Linux virtual machines, the Hadoop version is 2.6, and the node IP is 192.168.17.133 192.168.17.134 192.168.17.135 2 respectively. Configure the Hosts file to configure Hosts files on 3 nodes, as follows: 192.168.17.133 master 192.168.17.134 slave1 ...