synchronization strategy according to the type of SQL statement to ensure the minimization of the data synchronization cost. 3. Advantages and Disadvantages Advantages:(1) Strong extensibility: When the system to higher database processing speed, as long as simply increase the database server can be extended.(2) Maintainability: When a node fails, the system will automatically detect the failure and transfer the application of the fault node to ensure the continuous work of the database.(3) Sec
Let's start with a quick look at what is load balancing, which is interpreted literally to explain the average load sharing of n servers, not because a server is under-loaded and idle on a single server. Then the premise of load balancing is to have more than one server to achieve, that is, more than two units can be.Test environmentBecause there is no server, th
Nginx Server Load balancer is an amazing technology that many people cannot master. Here we will introduce the problems related to nginx Server Load balancer in detail. I tried nginx Load Balancing today! What is nginx?
Nginx ("engine X") is a high-performance HTTP and rever
: This article mainly introduces the nginx server load balancer configuration. if you are interested in the PHP Tutorial, refer to it. Common load balancing solutions include the following:
1. Round Robin
Round Robin (Round Robin) distributes client Web requests to different backend servers in sequence based on the order in the Nginx configuration file.
The confi
port 80.The nginx download address is as follows:Nginx download: http://nginx.net/Download the version used in this test: nginx/Windows-0.8.22
Download and decompress the package to C:, and change the directory name to nginx.
Practice steps:
First:
On the local server (10.60.44.126), create a website using the port 808, for example:
IIS website binding settings
Second:
Create a website in the Remote IIS 10.60.44.127 using the port 808, for example:
Remote IIS binding settings
Note: The first
Use httpd to configure Server Load balancer for Tomcat
Experimental System: CentOS 6.6 _ x86_64
Prerequisites: Prepare the compiling environment in advance, and disable both firewall and selinux.
Tutorial Description: There are two hosts in this experiment, and IP addresses are allocated as topology.
Experimental software: jdk-8u60-linux-x64 apache-tomcat-8.0.24 tomcat-connectors-1.2.41 httpd-2.2.15 httpd-d
HAProxy for Server Load balancer
HAProxy provides high availability, Server Load balancer, and TCP and HTTP application-based proxy. It supports Virtual Hosts and is a free, fast, and reliable solution. HAProxy is especially suitable for websites with extremely high loads, which usually require session persistence or l
QoS function, the router provides different levels of priority processing capabilities for data exchange for specific business applications. 3. Use layer-4 switching technology to achieve server load balancingThe following design comes from the practical application of the network center of a Network Education College in a university. The layer-4 switch of Alteon provides Server Load
Haproxy + Apache for Linux Server Load balancer Software
Haproxy provides high availability, Server Load balancer, and reverse proxy Based on TCP and HTTP applications, especially for websites with extremely high loads that usually require session persistence or layer-7 processing. Haproxy runs on the current hardware
;Create mod. conf in the/usr/local/apache/conf/directory:LoadModule jk_module modules/mod_jk-1.2.31-httpd-2.2.x.soJkWorkersFile conf/workers. properties# JkMount/*. jsp lbcontroller# JkMount/*. do lbcontrollerJkMount/* lbcontroller # you can configure multiple apache distributors as needed./* indicates that apache distributes all files by lbcontroller. You can set it by yourself *. jsp ,*. do and so on2.2 workers. properties fileCreate the workers. properties file in the conf directory under apa
: This article mainly introduces how to build the Nginx + Tomcat + Memcached server load balancer cluster service. For more information about PHP tutorials, see.
Reprinted please indicate the source: http://blog.csdn.net/l1028386804/article/details/48289765
Operating system: CentOS6.5
This document describes how to set up an Nginx + Tomcat + Memcached server load
[Configure applications] deploying (32-bit) V2 system environment in LVS + keepalived Server Load balancer CentOS5.6 environment: CentOS5.632-bit (minimum installation) if you try to compile in 64-Bit mode, an error will occur, the system prompts that some kernel library files cannot be found. The file name contains 64 characters, so it is difficult to modify the original installation package one by one bec
This article to share the content is about Nginx and PHP installation and configuration six Nginx reverse proxy and Load Balancer Deployment Guide, has a certain reference value, the need for friends can refer to
1. Locate and open the Conf file
2. Load Balancing ConfigurationNginx upstream by default is a poll-based load
Web server.(2) The Load Balancer (control side) failure can cause the entire database system to be paralyzed.Third, database split (distributed)By a certain condition, the data stored in the same database is distributed to multiple databases, distributed storage, routing rules to access a specific database, so that each access is not a single server, but the n server, which can reduce the
Build mysql server load balancer and high-availability environment bitsCN.com
Build a mysql server load balancer and high-availability environment
Abstract: rhel5.8, mysql, keepalived, and haproxy are used to build a cluster with high availability and load balancing. mysql
Server Load balancer distributes the load evenly to each node in the cluster to improve overall performance. Oracle RAC provides two methods to achieve load balancing. The following is a detailed introduction. For more information, see
Oracle RAC provides two methods to achieve loa
I. Main Server Load balancer Technologies
1. Cisco Ethernet channel network balancing)
2. WindowsNLB Technology
3. LinuxLVS Technology
4. Server Load balancer (such as F5)
Ii. Redundancy Technology
1. CsicoHSRP Hot Backup route
2. Windows Cluster Technology
3. LinuxHA cluster technology
4. IBMAIX Cluster
The
: This article describes how to use Nginx server load balancer to build a high-performance. NETweb application 2. if you are interested in PHP tutorials, refer to it. In this article, we use Nginx server load balancer to build high performance. in NETweb Application 1, we have a preliminary understanding of Nginx. next
seconds of delay when receiving the response.
Network Server Load balancer allocates incoming network communication between one or more virtual IP addresses (cluster IP addresses) assigned to the Network Server Load balancer cluster, resulting in changeable performance. Then, the host in the cluster simultaneously r
MySQL master/dual Server Load balancer
MySQL dual-host master architecture, coupled with Load Balancing Devices, can achieve high performance and high availability of mysql database load balancing, the server Load balancer device
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