open source load balancer

192.168.1.3:80; server 192.168.1.4:80; server 192.168.1.5:80; } upstream server2 { server 192.168.1.7:8080; server 192.168.1.7:8081; server 192.168.1.7:8082; } server { listen 80; server_name server1; location / { proxy_pass http://www.zyan.cc; proxy_set_header Host $host;

follows:# cp/usr/local/tomcat/webapps/root/web-inf/web.xml/web/webapps/web-inf/# Vim/web/webapps/web-inf/web.xml #添加下面这一行, in Add multicast routing addresses for each Tomcat node (two Tomcat hosts to configure):Route add-net 228.0.1.7 netmask 255.255.255.255 Dev eth0Restart the Tomcat service# Service Tomcat stop# service Tomcat startThe access tests are as follows:650) this.width=650; "src=" Http://s5.51cto.com/wyfs02/M00/88/75/wKiom1f4gY7jT5pZAAEW7R4l5fo298.gif "title=" Tomcathttp3.gif "alt="

achieve load balancingPS: If reported 404 error, it is necessary to check the problem where, I have been countless judgments finally locked Apache in mischief, so use ps-ef |grep httpd This command, the process of all killed, only keep the following processthen follow the steps below to restart the Apache service, The red box does not seem to be executed (this has not been tried), you will see the results you want to see, it is not easyFourth case:Wh

/etc/hosts172.18.1.6 k8s-node-1172.18.1.7 k8s-node-2172.18.1.8 k8s-node-3172.18.1.9 k8s-node-42. Installing the ETCD Cluster2.1 K8s-node-1 operation (individual ports can be controlled by themselves)Yum-y Install etcd# Create ETCD Data Modify configuration file,/etc/etcd/etcd.conf need to modify the following parameters: etcd_name=etcd1etcd_listen_peer_urls= "/http 172.18.1.6:2380 "etcd_listen_client_urls=" http://172.18.1.6:2379,http://127.0.0.1:2379 "Etcd_initial_advertise_ peer_urls= "http://

Linux load Balancer software LVS II (Installation article)2011-04-26 16:01:47Tags: LVS installation configuration Linux LVS Leisure Linux high AvailabilityOriginal works, allow reprint, please be sure to use hyperlinks in the form of the original source of the article, author information and this statement. Otherwise, the legal liability will be investigated. htt

Build LVS Load Balancer Pre-set on Linux,centos7 Prepare five virtual machines Four sets of Centos7 One to do scheduling one to do NFS cache Two do Wed clusters One windows7 begins to be configured individually Configure Server for NFS (CENTOS7 is used to download the source code package online, but in order to do the experimen

HAproxy + Keepalived high-availability server Load balancer deployment 1. Install haproxy SoftwareWget http://haproxy.1wt.eu/download/1.4/src/haproxy-1.4.22.tar.gzTar zxvf haproxy-1.4.22.tar.gzCd haproxy-1.4.22Make TARGET = linux26 PREFIX =/usr/local/haproxyMake install PREFIX =/usr/local/haproxyCd/usr/local/haproxyMkdir confCd conf 2. Create a configuration file (haproxy. cfg) in the/usr/local/haproxy/conf

1. Introduction to Linux virtual servers Linux Virtual Server (LVS) is a high-availability Server Load balancer cluster system. The system can provide Load Capacity proportional to the number and performance of server nodes, effectively improving service throughput, reliability, redundancy, adaptability, and high performance and price ratio. At the same time, LVS

|+--------------------+|information_schema| | mysql| | node2| | test|+-------- ------------+4rowsinset (0.00sec) [[Emailprotected]~]#mysql -uroot-h172.16.16.2-p123456//Test once again mysql>showdatabases;+---- ----------------+|database|+---------- ----------+|information_schema| | mysql| | node2| | test|+--------------------+4rowsinset (0.00sec) 650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M02/74/50/wKioL1YZG5iDoufGAAEZu0M7444628.jpg "title=" Qq20151010220649.png "alt=" Wkiol1yzg5ido

When Server Load balancer is used to deploy two site servers, there are several problems and their solutions. 1. when you copy the published site file to the IIS Directory, prepare IIS support for the Framework, and visit the website, the Service unavailable word always appears, depressing .... search and find the solution:Open the attributes of the IIS websites folder, and go to the service tab. Select

protected] vhosts]# ipvsadm-c[Email protected] vhosts]# iptables-t nat-f[Email protected] vhosts]# iptables-f[Email protected] vhosts]# NETSTAT-LNPActive Internet connections (only servers)Proto recv-q send-q Local address Foreign address Stat e pid/program nameTCP 0 0 0.0.0.0:3306 0.0.0.0:* LIST EN 2492/mysqldTCP 0 0 0.0.0.0:80 0.0.0.0:* LIST EN 2947/nginxThird, testing[Email protected] vhosts]# curl-xlocalhost:80 www.123.comTurns out rs1rs1 and RS2R2 switchThis article is from the "Daixuan" b

Apache Load Balancer Session sticker configuration (JK mode) In the work, because other products and Apache reverse proxy mode of work is not very good, so need to put Apache and Application Server (TOMCAT) co-configuration of a long MOD_JK mode of the session paste pattern, in the configuration process, or encountered some problems, mainly forget to modify Tomcat The name of the Jvmroute in/conf/server.xml

Nginx Server Load balancer Configuration There are many Load Balancing Methods for WEB Services, but using Nginx for load balancing deployment is undoubtedly very efficient and very popular. I do most of it myself.. NET development, but the deployment load has been using Ngi

, there are also real-time static content, the Mop-like hodgedge and Netease community use such strategies.Category 3: The content changes in real time and is very personalized. For example, for mailbox applications, the content provided by such services cannot be static and can only be optimized through regional deployment and load balancing.For the vendors that provide cdn services, static content cdn is naturally no problem. For the third type of s

(192.168.60.200:80) (Weight set to 1)LDIRECTORD|2563] Deleted fallback server:127.0.0.1:80 (192.168.60.200:80)LDIRECTORD|2563] Added Real server:192.168.60.144:80 (192.168.60.200:80) (Weight set to 1)As can be seen from the log, Ldirectord first loaded a virtual IP 80 port, then loaded two real server node 80 port and the Director server Native 80 port, while the real server two node weight is set to 1, Since two nodes are available, the 80 port of the director server native is finally removed

1. Introduction to Linux virtual serversLinux virtual server (LVS) is a high-availability server Load balancer cluster system. The system can provide Load Capacity proportional to the number and performance of server nodes, effectively improving service throughput, reliability, redundancy, adaptability, and high performance and price ratio. At the same time, LVS

Ubuntu server 10.04, resin 3.1.10, nginx-0.7.65 Server Load balancer website Software and Hardware architecture Internet-> fire wall-> F5 Load balancer-> router-> Web servers (Ubuntu + nginx + resins)-> dB servers (Aix + Oracle)-> storage 1. Install Ubuntu Install it in vitrual box 3.2.4 and the network may be discon

files), and Apache has a PHP module toParse PHP file, genetic a lot of static HTML interface, then return to Nginx, and then return to the client browserFirst access in the browser www.a.com appears the interface display Nginx Normal startupThen www.a.com/index.php, if only the individual nginx is unable to displayOut, if according to our configuration will nginx as a reverse proxy through Apache can parse, at this timeIf it can resolve, the reverse proxy is not a problem.This article is from t

/arp_ignore Echo "2">/proc/sys/net/ipv4/conf/lo/arp_announce Echo "1">/proc/sys/net/ipv4/conf/all/arp_ignore Echo "2">/proc/sys/net/ipv4/conf/all/arp_announce Sysctl-p>/dev/null 2> 1 Echo "RealServer Start OK" ;; Stop) Ifconfig lo: 0 down Route del $ SNS_VIP>/dev/null 2> 1 Echo "0">/proc/sys/net/ipv4/conf/lo/arp_ignore Echo "0">/proc/sys/net/ipv4/conf/lo/arp_announce Echo "0">/proc/sys/net/ipv4/conf/all/arp_ignore Echo "0">/proc/sys/net/ipv4/conf/all/arp_announce Ec

an administrator and execute the following command:netsh interface IPv4 set interface "Real node NIC name" Weakhostreceive=enablednetsh interface IPv4 set interface "Real node nic name" Weakhosts End=enablednetsh interface IPv4 set interface "Real node loopback network card name" Weakhostreceive=enablednetsh interface IPv4 set interface "Real node ring Back Card name "weakhostsend=enabled Note : The subnet mask 255.255.255.255 but in Ms Nt/2k/xp is considered invalid. The following workar