elastic cluster setup

;; *) Echo "Usage: $ [OPTIONS] " ;;Esac4. Launch Tomcat and HTTPD:Tomcat1/bin/startup. SH tomcat2/bin/startup. SH apache2/bin/run. SH startAfter booting, access to the http://localhost:8080/test/test.jsp through the browser, the page appears normal:So let's find a machine to test the load Balancer performance, the test results are as follows: [[emailprotected] ~/test]$for ((I= 0 ; I1000 ; I++ > do > wget http:// 192.168.1.100:8080/test/test.jsp 2>/dev/null > done [[ema

use the source command to make the configuration work after configuration is complete.Modifying the path in/etc/environmentEnter the Conf directory for Spark:The first step is to modify the slaves file to open the file first:We have modified the contents of the slaves file to:Step Two: Configure spark-env.shFirst copy the spark-env.sh.template to the spark-env.sh:Open the "spark-env.sh" fileAdd the following to the end of the fileSlave1 and slave2 Use the same spark installation configuration a

change the default page display of Nginx, the method mentioned twice before;Rs1: Echo "Rs1rs1" >/usr/share/nginx/html/index.htmlRS2: Echo "Rs2rs2" >/usr/share/nginx/html/index.htmlCan be seen in the browser, but the total problem, not recommended; Go to the command line on Windows or find another server ping 192.168.11.100Downtime Rs1:ifdown eth0 or/etc/init.d/nginx stopView Dir:ipvsadm-ln or IP addr you'll find 192.168.11.20 missing.And ping, will always link rs2, does not show rs1 connection;

original path to the target path Hadoop fs-cat/user/hadoop/a.txt View the contents of the A.txt file Hadoop fs-rm/user/hadoop/a.txt Delete US The A.txt file below the Hadoop folder under the ER folderHadoop fs-rm-r/user/hadoop/a.txt recursive deletions, folders and filesThe Hadoop fs-copyfromlocal/local Path/destination path is similar to the Hadoop fs-put feature. Hadoop fs-movefromlocal localsrc DST uploads local files to HDFs while deleting local files. Hadoop fs-chown User name: User group

protocol, shutting it down can disconnectIptables-a input-p icmp-j DROPHost View:Ifconfig PS aux |grep nginx tail/var/log/ha_logFrom Machine view:Ifconfig PS aux |grep nginx tail/var/log/ha_logHost Open ICMP protocoliptables-d input-p icmp-j drop-d DeleteAnd on the same way to view, will find the host and the user's services automatically switched back;You can also stop the host's Heartbeat service Test View:/etc/init.d/heartbeat stopIn fact, the configuration of a variety of highly available s

Tomcat/webapps directory, remember not to change the name of the War package2. Add the slf4j,commons-loggin.jar to the apache-tomcat-7.0.42\webapps\solr\web-inf\lib . The 2 jar packages are missing from Solr 's own war package3. Configure Solr.home. add such a section to Web. XML below apache-tomcat-7.0.42\webapps\solr\web-infChange the E:\solr_home to your own directory, and then copy the solr-4.4.0 \EXAMPLE\SOLR to your ${solr_home}4. do the same for all nodes.5. Modify the ${solr_home}/solr

"alt=" Wkiol1urxffgmt_taab7olu2yi8659.jpg "/>Now standby stop node1 with heartbeat script650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M01/6B/5F/wKiom1UrxSLCnVa0AAE5_Mpog30475.jpg "title=" 20.PNG "alt=" Wkiom1urxslcnva0aae5_mpog30475.jpg "/>View site650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M02/6B/5F/wKiom1UrxU2wdvVEAAB6cFfOCc0195.jpg "title=" 21.PNG "alt=" Wkiom1urxu2wdvveaab6cffocc0195.jpg "/>View IP650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M00/6B/5B/wKioL1U

VMware-based virtual Linux cluster setup-lvs + keepalived,-lvskeepalivedBuild a virtual Linux cluster based on VMware-lvs + keepalived this article uses keepalived to achieve load balancing between the dual-machine hot backup of the lvs server and the Real Server. There are many blogs in this regard, but the environments for each person to build a

zlib-devel OpenSSL openssl-devel pcre pcre-develStep three: Enter the unzip directory./configure--with-http_ssl_moduleFourth step: Make make install You can refer to the article (http://www.cnblogs.com/skynet/p/4146083.html)3.2Nginx responsible for balanced configuration 3.2.1 Find the installation path of Nginx (default):/usr/local/nginx 3.2.2 Modify the configuration file conf/nginx.conf #设定负载均衡的服务器列表ip_hash Upstream Backend { server 127.0.0.1:8080; Server 127.0.0.1:8081;

primary node: 1 storm nimbus Or 1 storm nimbus >/dev/null 4. Start from node supervisorExecute the command from the node (it can actually be started on the master node): 1 storm supervisor >/dev/null 5. Start the Storm UI 1 storm ui >/dev/null Port default is 8080, Access address: http://vm1:8080/You can view the status of the clus