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GH-Ost practical application I. Installation Steps 1. Environment Go version: 1.10.3gh-Ost version: 1.0.46 2. Install the go Language # Install go dependency package Yum install bison ed gawk GCC libc6-dev make-y # configure go environment variable

Java Grayscale ScriptUse scripting considerations:1, the publishing machine needs to be able to resolve the Web server hostname, and configure SSH communication2, the variables in the directory and users and other information needs to create their

Download Library: Http://www.gnu.org/software/libmicrohttpd/Here is a brief introduction to this library and how to use it (simple ).Download:$ SVN checkout https://gnunet.org/svn/libmicrohttpd/User Manual:Http://www.gnu.org/software/libmicrohttpd/

switch logic that was previously designed 1 query Slve delay, more than n seconds delay wait or return failure to ensure that the business impact time is the shortest 2 Login proxy node, disable current hproxy, make subsequent business connections

I. Basic Environment Two IBM x3650m3, centos5.9 x64 operating system, connected to an IBM ds3400 storage, the underlying system uses the GFS File System for file sharing, and the database is another independent Oracle RAC cluster, this architecture

The installation of PXC is very simple!!!!!!--Software Downloadhttps://www.percona.com/downloads/Percona-XtraDB-Cluster-57/LATEST/--Basic Environment preparation[[email protected] ~]# vim/etc/hosts---Add the following information to the 3 node Hosts

Python development [Article 10]: RabbitMQ queue, pythonrabbitmqIntroduction RabbitMQ is a popular open-source message queue system developed in erlang. RabbitMQ is the standard implementation of AMQP (Advanced Message Queue Protocol.Install First

The system administrator (SysAdmins) is responsible for the daily maintenance of production systems and services. One of the key tasks is to ensure that functional services work 24 hours a day. For this, they have to be careful. Plan backup methods,