Company Name: iResearch market consulting
Company Website: www.iresearch.com.cn
Contact: job@iresearch.com.cn
Website development engineer (2 persons)
Work Location: Beijing
Responsibilities:1. Participate in the development of large websites in the company. The development environment is ASP/. NET + MSSQL;2. Collaborate with project team members to complete the project;
Job Requirements:
1. Graduated from computer science with a college degr
Mode name
Framework Mode
Intention
Make the vision, roadmap, and tradeoff of the work clearer to make the consultant's work more organized and reduce the customer's confusions so that they have consistent psychological expectations for what will happen, in this way, you can work together to solve the problem, instead of making accusations.
Motivation
Consulting projects often face a situation where there is a long way to go between the goals to
Information StoreUsing adjacency table to store city information and line information is more efficient than adjacency matrix.Main data structuresI) time, the input and output format of the canonical timesII) Vnode, head node, for creating vertex tables, storing city informationIII) Arcnode, table nodes, used to create edge tables, store arc-pointing city information, and line informationIV) InfoType, storage line informationV) Priority queue, precedence queues, for optimizing the insertion node
handle 2.7 times times more transactions per minute than the built-in MySQL 5.1 InnoDB engine.
Percona server is released by Percona, a leading MySQL consulting firm. Percona Server is a stand-alone database product that can be completely compatible with MySQL and can be replaced with xtradb without changing the code
Introduction of Percona-toolkit Tools
The Percona-toolkit, "PT Tool", is a collection of advanced command-line tools for performing various MySQL and system tasks that are complex and cumbersome to perform by hand, including:
Check the consistency of master and slave data
Effectively archive records
Look for Duplicate indexes
Summarizing Server information
Analyze queries from logs and tcpdump
Collect impor
Install Percona Server using the source code package
Install Percona Server using the source code package
1. Download the source code tar package.
Https://www.percona.com/downloads/Percona-Server-5.6/Percona-Server-5.6.29-76.2/source/tarball/percona-server-5.6.29-76.2.tar.gz
Percona xtradb Cluster (PXC) is the choice of many enterprises based on MySQL to implement the cluster scheme. PXC it supports high availability of services, data synchronization replication (concurrent replication), almost no latency, multiple simultaneous read and write nodes, write extensions, and so on. Before finishing a article Pxc 5.6, this article is based on the CentOS 7 PXC 5.7 version of a more standard installation, for everyone to referen
In this article we will learn about the Percona server, an open-source mysql,mariadb alternative. The InnoDB database engine makes the Percona server very attractive, and if you need high-performance, high-reliability and cost-effective solutions, it will be a good choice.
The installation of the Percona server on CentOS 7, as well as the backup of the current d
In this article we will learn about the Percona server, an open source mysql,mariadb alternative. InnoDB's database engine makes the Percona server very attractive, and if you need a high performance, high reliability and cost-effective solution, it will be a good choice.The installation of the Percona server on CentOS 7 is described below, as well as the steps t
In this article we will learn about the Percona server, an open source mysql,mariadb alternative. InnoDB's database engine makes the Percona server very attractive, and if you need a high performance, high reliability and cost-effective solution, it will be a good choice.The installation of the Percona server on CentOS 7 is described below, as well as the steps t
System Maintenance engineer Li ChaoWe have introduced the Distributed Monitoring System zabbix-automatic discovery-add MySQL multi-instance monitoring, but did not provide the key that can be used directly, too shabby, the monitoring effect is poor. To monitor MySQL more carefully, the industry will choose to use Percona monitoring plugins to monitor MySQL. Percona has more detailed templates and scripts fo
In this tutorial, we will learn how to install and configure the Percona Server in Centos 7. The Percona Server is an open-source MySQL and MariaDB alternative, especially the performance improvement of the InnoDB database engine, let more people choose the Percona service.The following describes how to install the Percona
1. percona-toolkit Introduction
Percona-toolkit is a set of advanced command line tools used to execute various complicated and troublesome mysql and system tasks by hand, including:
Check master and slave Data Consistency
Effectively archive records
Searching duplicate Indexes
Summarize Server Information
Analyze queries from logs and tcpdump
Collect important system information when a system problem occur
Tags: Moni suitable for%s local client interval logon 2.0 causesSystem RequirementsMonitored host and MySQL monitoring account, Zabbix Agent 2.0 or more (preferably the same as the Zabbix-server version), PHP, Php-mysql (PHP version is not limited, tested 5.3 is possible. The best version is not too low), Percona monitoring Plugins for ZabbixInstalling the Zabbix AgentHttps://www.cnblogs.com/fishparadise/p/9067471.htmlInstalling
Why percona-xtrabackup
We have discussed MySQL Cold Standby, Hot Standby, mysqldump, and hot copy to ensure data consistency. Because mysql cold backup, mysqldump, and mysql hot copy cannot achieve Incremental backup, Incremental backup is used in a large number of actual environments, and percona-xtrabackup is generated for Incremental backup, therefore, we need to use
MySQL High-availability PXC (Percona XtraDB Cluster)ReferenceHttp://www.cnblogs.com/xiaoboluo768/p/5135619.htmlThe server environment information is as follows:Node1 192.168.0.100Node2 192.168.0.101Node3 192.168.0.1021. Install the Software dependency package (add Repl source, install dependencies, and 3 server operations. )[Email protected] ~]# RPM-IVH http://dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm[email protected] ~]# Yum
Original: 79656771Brief introductionBefore primarily using Nagios to monitor MySQL, this article mainly introduces the use of percona-monitoring-plugins monitoring Mysql,percona monitoring plug-in is PHP development, so to install PHP environment in the agent.Configure the installationI. zabbix-agent-side operation1. Install software dependenciesyum install php php-mysql -y
1
2. Installing the
[MySQL tool] use percona-toolkit (1) source code to install bitsCN.com
[MySQL tool] percona-toolkit (1) source code installation
1. percona-toolkit introduction
Percona-toolkit is a set of advanced command line tools used to execute various complicated and troublesome mysql and system tasks by hand, including:
L chec
Tags: centos7 PXC linux MySQLOperating system Centos7.4,mysql installed under/data/mysql, MySQL belongs to MySQL user1. Download the source packageDownload pxc-5.7.19Mkdir-p/home/sunx/toolsHttps://www.percona.com/downloads/Percona-XtraDB-Cluster-57/Percona-XtraDB-Cluster-5.7.19-29.22/source/tarball /percona-xtradb-cluster-5.7.19-29.22.tar.gzDownload boostMkdir-p/
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