f5 software load balancer

I. Introduction of LVSLVS is a short name for Linux virtual server, the Linux web, is a free software project initiated by Dr. Zhangwensong and is now part of the Linux standard kernel. LVS is a TCP/IP-based load balancing technology that has high forwarding efficiency and the ability to process millions of concurrent connection requests.The IP load balancing tec

Local DNS; 8. The Local DNS returns the www.qq.com resolution record to the user. Local DNS is generally provided by network operators (such as China Telecom and China Netcom. The cache DNS is between the client (this is a relative concept) and the local DNS, and uses the cache function of the DNS server software and the close-up characteristics between the cache DNS and the client to accelerate domain name resolution. You can also perform Domain Nam

LVS is an open-source software that implements simple load balancing on the Linux platform. LVS is a Linux virtualServer stands for a Linux virtual server.Advantages:1. Open-source, free2. You can find some technical resources online.　3. Some advantages of software Load BalancingDisadvantages:1. There are common shortc

Recently, the company wanted to provide customers with a cluster solution. The project team adopted Apache and tomcat cluster configuration to achieve load balancing. I have never been familiar with Apache before, so I have some hands-on skills. I also searched for many cluster articles on the Internet, but none of them can be configured from start to end, or incomplete files and unclear interpretations. I hope to take this opportunity to share and us

System environment: Windows XP SP3, jdk1.6.0 _ 13 software version: httpd-2.2.21-win32-x86-openssl-0.9.8r.msiapache-tomcat-6.0.33tomcat-connectors-1.2.32-windows-i386-httpd-2.2.x I was on a machine for testing, because I System environment: Windows XP SP3, jdk1.6.0 _ 13 Software version: httpd-2.2.21-win32-x86-openssl-0.9.8r.msi apache-tomcat-6.0.33 tomcat-connectors-1.2.32-windows-i386- Httpd-2.2.x I

Detailed explanation of IIS Server Load balancer-application request route Article 1: arr Introduction Speaking of Server Load balancer, I believe everyone is no stranger. This series mainly introduces the Server Load balancer

. INVOICE_ITEMS. For details about how to create this scheme and Related Object scripts, see Appendix D: APSetup. SQL. ◆ To fill in the object of the AP solution, I created a package AP. PKG_LOAD_GENERATOR. For its description file and main file, see Appendix E: pkg_load_generator.spc and Appendix F: pkg_load_generator.bdy. ◆ Finally, APInitialization. the SQL code fills the table AP with hundreds of lines of simulated data. VENDORS, and in the AP table. INVOICES creates 25 invoice records in th

The main implementation is a high-availability server Load balancer web server cluster, suitable for lamp architecture. The front end uses two servers as The lvs + keepalived load scheduler. N servers can be used as the apache + php application server in the middle, and the next two servers are used as the mysql high-availability dual-machine, finally, a virtual

ipvsadm start ipvsadm -C #清除内核虚拟服务器表中的所有记录 ipvsadm -A -t 12.0.0.1:80 -s rr #创建虚拟服务器 ipvsadm -a -t 12.0.0.1:80 -r 192.168.10.51:80 -m ipvsadm -a -t 12.0.0.1:80 -r 192.168.10.52:80 -m ipvsadm Options for the IPVSADM management tool use: -A: Indicates adding a virtual server -T: Used to specify the VIP address and TCP port -S: Used to specify load balancing scheduling algorithm -A: Indicates adding a real server

LB cluster:The lb cluster is a shorthand for the load balance cluster, translated into Chinese. Common load Balancing open source software has Nginx, LVS, keepalived, commercial hardware load equipment F5, Netscale. LB Cluster Architecture:650) this.width=650; "src=" Http://

[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