{"id":55824,"date":"2025-08-14T08:44:49","date_gmt":"2025-08-14T00:44:49","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/55824.html"},"modified":"2025-08-14T08:44:49","modified_gmt":"2025-08-14T00:44:49","slug":"%e4%bc%81%e4%b8%9a%e7%ba%a7web%e5%ba%94%e7%94%a8%e6%9c%8d%e5%8a%a1%e5%99%a8tomcat-3","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/55824.html","title":{"rendered":"\u4f01\u4e1a\u7ea7WEB\u5e94\u7528\u670d\u52a1\u5668TOMCAT"},"content":{"rendered":"

\u4e00<\/span> WEB<\/span>\u6280\u672f<\/span><\/p>\n

\u4e8c<\/span> WEB<\/span>\u6846\u67b6<\/span><\/p>\n

web<\/span>\u8d44\u6e90\u548c\u8bbf\u95ee<\/span><\/p>\n

\"\"<\/p>\n

\u4ece\u9759\u6001\u670d\u52a1\u5668\u8bf7\u6c42<\/span>HTML<\/span>\u3001<\/span>CSS<\/span>\u3001<\/span>JS<\/span>\u7b49\u6587\u4ef6\u53d1\u9001\u5230\u6d4f\u89c8\u5668\u7aef，\u6d4f\u89c8\u5668\u7aef\u63a5\u6536\u540e\u6e32\u67d3\u5728\u6d4f\u89c8\u5668\u4e0a\u4ece\u56fe\u7247\u670d\u52a1 <\/span><\/p>\n

\u5668\u8bf7\u6c42\u56fe\u7247\u8d44\u6e90\u663e\u793a <\/span><\/p>\n

\u4ece\u4e1a\u52a1\u670d\u52a1\u5668\u8bbf\u95ee\u52a8\u6001\u5185\u5bb9，\u52a8\u6001\u5185\u5bb9\u662f\u8bf7\u6c42\u540e\u6709\u540e\u53f0\u670d\u52a1\u8bbf\u95ee\u6570\u636e\u5e93\u540e\u5f97\u5230\u7684，\u6700\u7ec8\u8fd4\u56de\u5230\u6d4f\u89c8\u5668\u7aef <\/span><\/p>\n

\u624b\u673a<\/span> App <\/span>\u8bbf\u95ee <\/span><\/p>\n

\u5185\u7f6e\u4e86<\/span>HTML<\/span>\u548c<\/span>JS<\/span>\u6587\u4ef6，\u4e0d\u9700\u8981\u4ece\u9759\u6001<\/span>WEB<\/span>\u670d\u52a1\u5668\u4e0b\u8f7d<\/span> JS <\/span>\u6216<\/span> HTML<\/span>\u3002\u4e3a\u7684\u5c31\u662f\u51cf\u5c11\u6587\u4ef6\u7684\u53d1\u9001，\u73b0\u4ee3\u524d <\/span><\/p>\n

\u7aef\u5f00\u53d1\u4f7f\u7528\u7684<\/span>JS<\/span>\u6587\u4ef6\u592a\u591a\u6216\u592a\u5927\u4e86 <\/span><\/p>\n

\u6709\u5fc5\u8981\u5c31\u4ece\u56fe\u7247\u670d\u52a1\u5668\u8bf7\u6c42\u56fe\u7247，\u4ece\u4e1a\u52a1\u670d\u52a1\u5668\u8bf7\u6c42\u52a8\u6001\u6570\u636e <\/span><\/p>\n

\u5ba2\u6237\u9700\u6c42\u591a\u6837，\u66f4\u591a\u7684\u5185\u5bb9\u8fd8\u662f\u9700\u8981\u7531\u4e1a\u52a1\u670d\u52a1\u5668\u63d0\u4f9b，\u4e1a\u52a1\u670d\u52a1\u5668\u5f80\u5f80\u90fd\u662f\u7531\u4e00\u7ec4\u670d\u52a1\u5668\u7ec4\u6210\u3002<\/span><\/p>\n

\u7ed3\u5408\u53cd\u5411\u4ee3\u7406\u5b9e\u73b0<\/span>tomcat<\/span>\u90e8\u7f72 <\/span><\/p>\n

\u5e38\u89c1\u90e8\u7f72\u65b9\u5f0f\u4ecb\u7ecd<\/span><\/p>\n

\"\"<\/p>\n

\u5b89\u88c5<\/span> Tomcat：<\/span><\/p>\n

#\u5b89\u88c5java\u73af\u5883
\n[root@tomcat ~]# yum install java-1.8.0-openjdk.x86_64 -y
\n#\u67e5\u770bjava\u7248\u672c
\n[root@tomcatA ~]# java -version
\nopenjdk version "1.8.0_402"
\nOpenJDK Runtime Environment (build 1.8.0_402-b06)
\nOpenJDK 64-Bit Server VM (build 25.402-b06, mixed mode)
\n#\u67e5\u770bjava\u7684\u73af\u5883\u76ee\u5f55
\n[root@tomcatA ~]# which java
\n\/usr\/bin\/java
\n[root@tomcatA ~]# ll \/usr\/bin\/java
\nlrwxrwxrwx 1 root root 22 Jul 30 10:41 \/usr\/bin\/java -> \/etc\/alternatives\/java
\n#java\u7684\u8fd0\u884c\u73af\u5883
\n[root@tomcatA ~]# cd \/etc\/alternatives\/jre
\n[root@tomcatA jre]# ls
\nASSEMBLY_EXCEPTION bin lib LICENSE THIRD_PARTY_README<\/p>\n

\"\"<\/p>\n

\u5b89\u88c5\u5e76\u542f\u52a8<\/span>tomcat：<\/span><\/p>\n

#\u89e3\u538b\u5e76\u751f\u6210tomcat\u7684\u7a0b\u5e8f\u76ee\u5f55
\n[root@tomcatA ~]# tar zxf apache-tomcat-9.0.107.tar.gz -C \/usr\/local\/
\n[root@tomcatA ~]# cd \/usr\/local\/
\n[root@tomcatA local]# ls
\napache-tomcat-9.0.107 bin etc games include lib lib64 libexec sbin share
\nsrc
\n[root@tomcatA local]# mv apache-tomcat-9.0.107\/ tomcat
\n[root@tomcatA local]# ls
\n3.\u67e5\u770b\u7aef\u53e3
\n4.\u8bbf\u95eetomcat
\nbin etc games include lib lib64 libexec sbin share src tomcat
\n#\u542f\u52a8tomcat
\n[root@tomcatA local]# cd tomcat\/
\n[root@tomcatA tomcat]# cd bin\/
\n[root@tomcatA bin]# ls
\nbootstrap.jar commons-daemon-native.tar.gz makebase.sh tomcatjuli.jar
\ncatalina.bat configtest.bat setclasspath.bat tomcatnative.tar.gz
\ncatalina.sh configtest.sh setclasspath.sh toolwrapper.bat
\ncatalina-tasks.xml daemon.sh shutdown.bat toolwrapper.sh
\nciphers.bat digest.bat shutdown.sh version.bat
\nciphers.sh digest.sh startup.bat version.sh
\ncommons-daemon.jar makebase.bat startup.sh
\n[root@tomcatA bin]# .\/startup.sh
\nUsing CATALINA_BASE: \/usr\/local\/tomcat
\nUsing CATALINA_HOME: \/usr\/local\/tomcat
\nUsing CATALINA_TMPDIR: \/usr\/local\/tomcat\/temp
\nUsing JRE_HOME: \/usr
\nUsing CLASSPATH:
\n\/usr\/local\/tomcat\/bin\/bootstrap.jar:\/usr\/local\/tomcat\/bin\/tomcat-juli.jar
\nUsing CATALINA_OPTS:
\nTomcat started.<\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

\u751f\u6210<\/span>tomcat<\/span>\u7684\u542f\u52a8\u6587\u4ef6：<\/span><\/p>\n

\u751f\u6210<\/span>tomcat<\/span>\u7684\u4e3b\u914d\u7f6e\u6587\u4ef6：<\/span><\/p>\n

[root@tomcat ~]# vim \/usr\/local\/tomcat\/conf\/tomcat.conf
\nJAVA_HOME=\/etc\/alternatives\/jre<\/p>\n

\"\"<\/p>\n

\u751f\u6210\u542f\u52a8\u6587\u4ef6<\/span><\/p>\n

[root@tomcat ~]# vim \/lib\/systemd\/system\/tomcat.service
\n[Unit]
\nDescription=Tomcat
\n#After=syslog.target network.target remote-fs.target nss-lookup.target
\nAfter=syslog.target network.target
\n[Service]
\nType=forking
\nEnvironmentFile=\/usr\/local\/tomcat\/conf\/tomcat.conf
\nExecStart=\/usr\/local\/tomcat\/bin\/startup.sh
\nExecStop=\/usr\/local\/tomcat\/bin\/shutdown.sh
\nPrivateTmp=true
\nUser=tomcat
\nGroup=tomcat
\n[Install]
\nWantedBy=multi-user.target<\/p>\n

\"\"<\/p>\n

\u751f\u6210<\/span>tomcat<\/span>\u7528\u6237\u5e76\u8bbe\u5b9a\u8f6f\u4ef6\u5b89\u88c5\u76ee\u5f55\u6743\u9650<\/span><\/p>\n

useradd -s \/sbin\/nologin -M tomcat
\nchown tomcat.tomcat \/usr\/local\/tomcat\/ -R<\/p>\n

\"\"<\/p>\n

\u7528\u542f\u52a8\u811a\u672c\u5f00\u542f\u670d\u52a1：<\/span><\/p>\n

systemctl enable –now tomcat<\/p>\n

\"\"<\/p>\n

\u96c6\u7fa4\u90e8\u7f72\u53ca\u7ed8\u753b\u7ed1\u5b9a:<\/p>\n

\u5229\u7528<\/span> nginx <\/span>\u53cd\u5411\u4ee3\u7406\u5b9e\u73b0：<\/span><\/p>\n

\"\"<\/p>\n

\u5229\u7528<\/span>nginx<\/span>\u53cd\u5411\u4ee3\u7406\u529f\u80fd，\u5b9e\u73b0\u56fe\u4e2d\u7684\u4ee3\u7406\u529f\u80fd，\u5c06\u7528\u6237\u8bf7\u6c42\u5168\u90e8\u8f6c\u53d1\u81f3\u6307\u5b9a\u7684\u540c\u4e00\u4e2a<\/span>tomcat<\/span>\u4e3b\u673a <\/span><\/p>\n

\u5229\u7528<\/span>nginx<\/span>\u6307\u4ee4<\/span>proxy_pass <\/span>\u53ef\u4ee5\u5411\u540e\u7aef\u670d\u52a1\u5668\u8f6c\u53d1\u8bf7\u6c42\u62a5\u6587<\/span>,<\/span>\u5e76\u4e14\u5728\u8f6c\u53d1\u65f6\u4f1a\u4fdd\u7559\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42\u62a5\u6587\u4e2d\u7684 host\u9996\u90e8<\/span><\/p>\n

\u5b89\u88c5nginx：<\/p>\n

dnf install nginx -y<\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

vim vhosts.conf<\/p>\n

server {
\n listen 80;
\n server_name www.timinglee.org;<\/p>\n

location ~ \\\\.jsp$ {
\n proxy_pass http:\/\/172.25.254.10:8080;
\n }
\n}
\n~ <\/p>\n

\"\"<\/p>\n

vim \/etc\/hosts<\/p>\n

\u91cd\u542fA,B\u7684tomcat：<\/p>\n

systemctl restart tomcat.service <\/p>\n

\u91cd\u542fnginx：<\/p>\n

systemctl start nginx<\/p>\n

\u6d4b\u8bd5：<\/p>\n

curl -I 172.25.254.10:8080\/test.jsp<\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

\u5b9e\u73b0<\/span>tomcat<\/span>\u4e2d\u7684\u8d1f\u8f7d\u5747\u8861 <\/span><\/p>\n

\u52a8\u6001\u670d\u52a1\u5668\u7684\u95ee\u9898，\u5f80\u5f80\u5c31\u662f\u5e76\u53d1\u80fd\u529b\u592a\u5f31，\u5f80\u5f80\u9700\u8981\u591a\u53f0\u52a8\u6001\u670d\u52a1\u5668\u4e00\u8d77\u63d0\u4f9b\u670d\u52a1\u3002\u5982\u4f55\u628a\u5e76\u53d1\u7684\u538b <\/span><\/p>\n

\u529b\u5206\u644a，\u8fd9\u5c31\u9700\u8981\u8c03\u5ea6，\u91c7\u7528\u4e00\u5b9a\u7684\u8c03\u5ea6\u7b56\u7565，\u5c06\u8bf7\u6c42\u5206\u53d1\u7ed9\u4e0d\u540c\u7684\u670d\u52a1\u5668，\u8fd9\u5c31\u662f<\/span>Load Balance<\/span>\u8d1f\u8f7d <\/span><\/p>\n

\u5747\u8861\u3002 <\/span><\/p>\n

\u5f53\u5355\u673a<\/span>Tomcat<\/span>，\u6f14\u5316\u51fa\u591a\u673a\u591a\u7ea7\u90e8\u7f72\u7684\u65f6\u5019，\u4e00\u4e2a\u95ee\u9898\u4fbf\u51f8\u663e\u51fa\u6765，\u8fd9\u5c31\u662f<\/span>Session<\/span>\u3002\u800c\u8fd9\u4e2a\u95ee\u9898\u7684\u7531 <\/span><\/p>\n

\u6765，\u90fd\u662f\u7531\u4e8e<\/span>HTTP<\/span>\u534f\u8bae\u5728\u8bbe\u8ba1\u4e4b\u521d\u6ca1\u6709\u60f3\u5230\u672a\u6765\u7684\u53d1\u5c55\u3002 <\/span><\/p>\n

\u00a0HTTP<\/span>\u7684\u65e0\u72b6\u6001，\u6709\u8fde\u63a5\u548c\u77ed\u8fde\u63a5 <\/span><\/p>\n

\u65e0\u72b6\u6001：\u6307\u7684\u662f\u670d\u52a1\u5668\u7aef\u65e0\u6cd5\u77e5\u9053<\/span>2<\/span>\u6b21\u8bf7\u6c42\u4e4b\u95f4\u7684\u8054\u7cfb，\u5373\u4f7f\u662f\u524d\u540e<\/span>2<\/span>\u6b21\u8bf7\u6c42\u6765\u81ea\u540c\u4e00\u4e2a\u6d4f\u89c8\u5668，\u4e5f <\/span><\/p>\n

\u6ca1\u6709\u4efb\u4f55\u6570\u636e\u80fd\u591f\u5224\u65ad\u51fa\u662f\u540c\u4e00\u4e2a\u6d4f\u89c8\u5668\u7684\u8bf7\u6c42\u3002\u540e\u6765\u53ef\u4ee5\u901a\u8fc7<\/span>cookie<\/span>\u3001<\/span>session<\/span>\u673a\u5236\u6765\u5224\u65ad\u3002 <\/span><\/p>\n

\u6d4f\u89c8\u5668\u7aef\u7b2c\u4e00\u6b21<\/span>HTTP<\/span>\u8bf7\u6c42\u670d\u52a1\u5668\u7aef\u65f6，\u5728\u670d\u52a1\u5668\u7aef\u4f7f\u7528<\/span>session<\/span>\u8fd9\u79cd\u6280\u672f，\u5c31\u53ef\u4ee5\u5728\u670d\u52a1\u5668\u7aef <\/span><\/p>\n

\u4ea7\u751f\u4e00\u4e2a\u968f\u673a\u503c\u5373<\/span>SessionID<\/span>\u53d1\u7ed9\u6d4f\u89c8\u5668\u7aef，\u6d4f\u89c8\u5668\u7aef\u6536\u5230\u540e\u4f1a\u4fdd\u6301\u8fd9\u4e2a<\/span>SessionID<\/span>\u5728<\/span>Cookie<\/span>\u5f53 <\/span><\/p>\n

\u4e2d，\u8fd9\u4e2a<\/span>Cookie<\/span>\u503c\u4e00\u822c\u4e0d\u80fd\u6301\u4e45\u5b58\u50a8，\u6d4f\u89c8\u5668\u5173\u95ed\u5c31\u6d88\u5931\u3002\u6d4f\u89c8\u5668\u5728\u6bcf\u4e00\u6b21\u63d0\u4ea4<\/span>HTTP<\/span>\u8bf7\u6c42\u7684 <\/span><\/p>\n

\u65f6\u5019\u4f1a\u628a\u8fd9\u4e2a<\/span>SessionID<\/span>\u4f20\u7ed9\u670d\u52a1\u5668\u7aef，\u670d\u52a1\u5668\u7aef\u5c31\u53ef\u4ee5\u901a\u8fc7\u6bd4\u5bf9\u77e5\u9053\u662f\u8c01\u4e86 <\/span><\/p>\n

Session<\/span>\u901a\u5e38\u4f1a\u4fdd\u5b58\u5728\u670d\u52a1\u5668\u7aef\u5185\u5b58\u4e2d，\u5982\u679c\u6ca1\u6709\u6301\u4e45\u5316，\u5219\u6613\u4e22\u5931 <\/span><\/p>\n

Session<\/span>\u4f1a\u5b9a\u65f6\u8fc7\u671f\u3002\u8fc7\u671f\u540e\u6d4f\u89c8\u5668\u5982\u679c\u518d\u8bbf\u95ee，\u670d\u52a1\u7aef\u53d1\u73b0\u6ca1\u6709\u6b64<\/span>ID<\/span>，\u5c06\u7ed9\u6d4f\u89c8\u5668\u7aef\u91cd\u65b0\u53d1 <\/span><\/p>\n

\u65b0\u7684<\/span>SessionID <\/span><\/p>\n

[root@Nginx ~]# vim \/usr\/local\/nginx\/conf.d\/vhosts.conf <\/span><\/p>\n

location ~ \\\\.jsp$ { <\/span><\/p>\n

proxy_pass http:\/\/172.25.254.10:8080; <\/span><\/p>\n

} <\/span><\/p>\n

lee.timinglee.org\/test.jsp<\/span>\u66f4\u6362\u6d4f\u89c8\u5668\u4e5f\u5c06\u91cd\u65b0\u83b7\u5f97\u65b0\u7684<\/span>SessionID <\/span><\/p>\n

\u6709\u8fde\u63a5：\u662f\u56e0\u4e3a\u5b83\u57fa\u4e8e<\/span>TCP<\/span>\u534f\u8bae，\u662f\u9762\u5411\u8fde\u63a5\u7684，\u9700\u8981<\/span>3<\/span>\u6b21\u63e1\u624b\u3001<\/span>4<\/span>\u6b21\u65ad\u5f00\u3002 <\/span><\/p>\n

\u77ed\u8fde\u63a5：<\/span>Http 1.1<\/span>\u4e4b\u524d，\u90fd\u662f\u4e00\u4e2a\u8bf7\u6c42\u4e00\u4e2a\u8fde\u63a5，\u800c<\/span>Tcp<\/span>\u7684\u8fde\u63a5\u521b\u5efa\u9500\u6bc1\u6210\u672c\u9ad8，\u5bf9\u670d\u52a1\u5668\u6709\u5f88\u5927\u7684 <\/span><\/p>\n

\u5f71\u54cd\u3002\u6240\u4ee5，\u81ea<\/span>Http 1.1<\/span>\u5f00\u59cb，\u652f\u6301<\/span>keep-alive<\/span>，\u9ed8\u8ba4\u4e5f\u5f00\u542f，\u4e00\u4e2a\u8fde\u63a5\u6253\u5f00\u540e，\u4f1a\u4fdd\u6301\u4e00\u6bb5\u65f6\u95f4 <\/span><\/p>\n

（\u53ef\u8bbe\u7f6e），\u6d4f\u89c8\u5668\u518d\u8bbf\u95ee\u8be5\u670d\u52a1\u5668\u5c31\u4f7f\u7528\u8fd9\u4e2a<\/span>Tcp<\/span>\u8fde\u63a5，\u51cf\u8f7b\u4e86\u670d\u52a1\u5668\u538b\u529b，\u63d0\u9ad8\u4e86\u6548\u7387\u3002 <\/span><\/p>\n

\u670d\u52a1\u5668\u7aef\u5982\u679c\u6545\u969c，\u5373\u4f7f<\/span>Session<\/span>\u88ab\u6301\u4e45\u5316\u4e86，\u4f46\u662f\u670d\u52a1\u6ca1\u6709\u6062\u590d\u524d\u90fd\u4e0d\u80fd\u4f7f\u7528\u8fd9\u4e9b<\/span>SessionID<\/span>\u3002 <\/span><\/p>\n

\u5982\u679c\u4f7f\u7528<\/span>HAProxy<\/span>\u6216\u8005<\/span>Nginx<\/span>\u7b49\u505a\u8d1f\u8f7d\u5747\u8861\u5668，\u8c03\u5ea6\u5230\u4e86\u4e0d\u540c\u7684<\/span>Tomcat<\/span>\u4e0a，\u90a3\u4e48\u4e5f\u4f1a\u51fa\u73b0\u627e\u4e0d\u5230 <\/span><\/p>\n

SessionID<\/span>\u7684\u60c5\u51b5\u3002<\/span><\/p>\n

upstream tomcat {
\n #ip_bash;
\n #hash $cookie_JSESSIONID;
\n server 172.25.254.10:8080;
\n server 172.25.254.20:8080;
\n}<\/p>\n

server {
\n listen 80;
\n server_name www.timinglee.org;
\n root \/webdataw\/nginx\/timinglee.org\/lee;
\n access_log \/var\/log\/nginx\/access.log;
\n error_log \/var\/log\/nginx\/error.log;
\n try_files $uri $uri.html $uri\/index.html \/error\/default.html;<\/p>\n

location ~ \\\\.jsp$ {
\n proxy_pass http:\/\/tomcat;
\n }
\n}<\/p>\n

\u6d4b\u8bd5：<\/p>\n

http:\/\/www.timinglee.org:8080\/test.jsp<\/p>\n

\"\"<\/p>\n

Memcached：<\/span><\/p>\n

Memcached<\/span>\u7b80\u4ecb：<\/span><\/p>\n

\"\"<\/p>\n

Memcached <\/span>\u53ea\u652f\u6301\u80fd\u5e8f\u5217\u5316\u7684\u6570\u636e\u7c7b\u578b，\u4e0d\u652f\u6301\u6301\u4e45\u5316，\u57fa\u4e8e<\/span>Key-Value<\/span>\u7684\u5185\u5b58\u7f13\u5b58\u7cfb\u7edf<\/span>memcached <\/span><\/p>\n

\u867d\u7136\u6ca1\u6709\u50cf<\/span>redis<\/span>\u6240\u5177\u5907\u7684\u6570\u636e\u6301\u4e45\u5316\u529f\u80fd，\u6bd4\u5982<\/span>RDB<\/span>\u548c<\/span>AOF<\/span>\u90fd\u6ca1\u6709，\u4f46\u662f\u53ef\u4ee5\u901a\u8fc7\u505a\u96c6\u7fa4\u540c\u6b65\u7684\u65b9\u5f0f， <\/span><\/p>\n

\u8ba9\u5404<\/span>memcached<\/span>\u670d\u52a1\u5668\u7684\u6570\u636e\u8fdb\u884c\u540c\u6b65，\u4ece\u800c\u5b9e\u73b0\u6570\u636e\u7684\u4e00\u81f4\u6027，\u5373\u4fdd\u8bc1\u5404<\/span>memcached<\/span>\u7684\u6570\u636e\u662f\u4e00\u6837 <\/span><\/p>\n

\u7684，\u5373\u4f7f\u6709\u4efb\u4f55\u4e00\u53f0<\/span> memcached <\/span>\u53d1\u751f\u6545\u969c，\u53ea\u8981\u96c6\u7fa4\u4e2d\u6709\u4e00\u53f0<\/span> memcached <\/span>\u53ef\u7528\u5c31\u4e0d\u4f1a\u51fa\u73b0\u6570\u636e\u4e22 <\/span><\/p>\n

\u5931，\u5f53\u5176\u4ed6<\/span>memcached <\/span>\u91cd\u65b0\u52a0\u5165\u5230\u96c6\u7fa4\u7684\u65f6\u5019<\/span>,<\/span>\u53ef\u4ee5\u81ea\u52a8\u4ece\u6709\u6570\u636e\u7684<\/span>memcached <\/span>\u5f53\u4e2d\u81ea\u52a8\u83b7\u53d6\u6570\u636e\u5e76 <\/span><\/p>\n

\u63d0\u4f9b\u670d\u52a1\u3002 <\/span><\/p>\n

Memcached <\/span>\u501f\u52a9\u4e86\u64cd\u4f5c\u7cfb\u7edf\u7684<\/span> libevent <\/span>\u5de5\u5177\u505a\u9ad8\u6548\u7684\u8bfb\u5199\u3002<\/span>libevent<\/span>\u662f\u4e2a\u7a0b\u5e8f\u5e93，\u5b83\u5c06<\/span>Linux<\/span>\u7684<\/span>epoll<\/span>\u3001 <\/span><\/p>\n

BSD<\/span>\u7c7b\u64cd\u4f5c\u7cfb\u7edf\u7684<\/span>kqueue<\/span>\u7b49\u4e8b\u4ef6\u5904\u7406\u529f\u80fd\u5c01\u88c5\u6210\u7edf\u4e00\u7684\u63a5\u53e3\u3002\u5373\u4f7f\u5bf9\u670d\u52a1\u5668\u7684\u8fde\u63a5\u6570\u589e\u52a0，\u4e5f\u80fd\u53d1\u6325\u9ad8 <\/span><\/p>\n

\u6027\u80fd\u3002<\/span>memcached<\/span>\u4f7f\u7528\u8fd9\u4e2a<\/span>libevent<\/span>\u5e93，\u56e0\u6b64\u80fd\u5728<\/span>Linux<\/span>\u3001<\/span>BSD<\/span>\u3001<\/span>Solaris<\/span>\u7b49\u64cd\u4f5c\u7cfb\u7edf\u4e0a\u53d1\u6325\u5176\u9ad8\u6027\u80fd <\/span><\/p>\n

Memcached <\/span>\u652f\u6301\u6700\u5927\u7684\u5185\u5b58\u5b58\u50a8\u5bf9\u8c61\u4e3a<\/span>1M<\/span>，\u8d85\u8fc7<\/span>1M<\/span>\u7684\u6570\u636e\u53ef\u4ee5\u4f7f\u7528\u5ba2\u6237\u7aef\u538b\u7f29\u6216\u62c6\u5206\u62a5\u5305\u653e\u5230\u591a\u4e2a <\/span><\/p>\n

key<\/span>\u4e2d，\u6bd4\u8f83\u5927\u7684\u6570\u636e\u5728\u8fdb\u884c\u8bfb\u53d6\u7684\u65f6\u5019\u9700\u8981\u6d88\u8017\u7684\u65f6\u95f4\u6bd4\u8f83\u957f，<\/span>memcached <\/span>\u6700\u9002\u5408\u4fdd\u5b58\u7528\u6237\u7684 <\/span><\/p>\n

session<\/span>\u5b9e\u73b0<\/span>session<\/span>\u5171\u4eab <\/span><\/p>\n

Memcached<\/span>\u5b58\u50a8\u6570\u636e\u65f6<\/span>, Memcached<\/span>\u4f1a\u53bb\u7533\u8bf7<\/span>1MB<\/span>\u7684\u5185\u5b58<\/span>, <\/span>\u628a\u8be5\u5757\u5185\u5b58\u79f0\u4e3a\u4e00\u4e2a<\/span>slab, <\/span>\u4e5f\u79f0\u4e3a\u4e00\u4e2a<\/span>page <\/span><\/p>\n

Memcached <\/span>\u652f\u6301\u591a\u79cd\u5f00\u53d1\u8bed\u8a00，\u5305\u62ec：<\/span>JAVA,C,Python,PHP,C#,Ruby,Perl<\/span>\u7b49 <\/span><\/p>\n

Memcached <\/span>\u5b98\u7f51：<\/span>http:\/\/memcached.org\/<\/span><\/p>\n

memcached<\/span>\u7684\u5b89\u88c5\u4e0e\u542f\u52a8<\/span><\/p>\n

yum install memcached -y<\/p>\n

vim \/etc\/sysconfig\/memcached
\nPORT="11211"
\nUSER="memcached"
\nMAXCONN="1024"
\nCACHESIZE="64"
\nOPTIONS="-l 0.0.0.0,::1"<\/p>\n

\"\"<\/p>\n

systemctl enable –now memcached<\/p>\n

netstat -antlupe | grep memcache<\/p>\n

\"\"<\/p>\n

memcached <\/span>\u64cd\u4f5c\u547d\u4ee4<\/span><\/p>\n

\u4e94\u79cd\u57fa\u672c<\/span> memcached <\/span>\u547d\u4ee4\u6267\u884c\u6700\u7b80\u5355\u7684\u64cd\u4f5c\u3002\u8fd9\u4e9b\u547d\u4ee4\u548c\u64cd\u4f5c\u5305\u62ec： <\/span><\/p>\n

set <\/span><\/p>\n

add <\/span><\/p>\n

replace <\/span><\/p>\n

get <\/span><\/p>\n

delete<\/span><\/p>\n

#\u524d\u4e09\u4e2a\u547d\u4ee4\u662f\u7528\u4e8e\u64cd\u4f5c\u5b58\u50a8\u5728 memcached \u4e2d\u7684\u952e\u503c\u5bf9\u7684\u6807\u51c6\u4fee\u6539\u547d\u4ee4,\u90fd\u4f7f\u7528\u5982\u4e0b\u6240\u793a\u7684\u8bed\u6cd5：
\ncommand <key> <flags> <expiration time> <bytes>
\n<value>
\n#\u53c2\u6570\u8bf4\u660e\u5982\u4e0b：
\ncommand set\/add\/replace
\nkey key \u7528\u4e8e\u67e5\u627e\u7f13\u5b58\u503c
\nflags \u53ef\u4ee5\u5305\u62ec\u952e\u503c\u5bf9\u7684\u6574\u578b\u53c2\u6570，\u5ba2\u6237\u673a\u4f7f\u7528\u5b83\u5b58\u50a8\u5173\u4e8e\u952e\u503c\u5bf9\u7684\u989d\u5916\u4fe1\u606f
\nexpiration time \u5728\u7f13\u5b58\u4e2d\u4fdd\u5b58\u952e\u503c\u5bf9\u7684\u65f6\u95f4\u957f\u5ea6（\u4ee5\u79d2\u4e3a\u5355\u4f4d，0 \u8868\u793a\u6c38\u8fdc）
\nbytes \u5728\u7f13\u5b58\u4e2d\u5b58\u50a8\u7684\u5b57\u8282\u6570
\nvalue \u5b58\u50a8\u7684\u503c（\u59cb\u7ec8\u4f4d\u4e8e\u7b2c\u4e8c\u884c）
\n#\u589e\u52a0key，\u8fc7\u671f\u65f6\u95f4\u4e3a\u79d2，bytes\u4e3a\u5b58\u50a8\u6570\u636e\u7684\u5b57\u8282\u6570
\nadd key flags exptime bytes<\/p>\n

\u793a\u4f8b：<\/span><\/p>\n

\u5b89\u88c5\u8f6f\u4ef6：<\/span><\/p>\n

yum install memcached -y<\/p>\n

telnet localhost 11211<\/p>\n

add leekey 0 60 4 #0 \u662f\u5426\u538b\u7f29 60 \u8fc7\u671f\u65f6\u95f4 4 \u5b57\u957f
\ntest
\nSTORED<\/p>\n

\"\"<\/p>\n

session <\/span>\u5171\u4eab\u670d\u52a1\u5668：<\/span><\/p>\n

msm <\/span>\u4ecb\u7ecd：<\/span><\/p>\n

\"\"<\/p>\n

msm<\/span>（<\/span>memcached session manager<\/span>）\u63d0\u4f9b\u5c06<\/span>Tomcat<\/span>\u7684<\/span>session<\/span>\u4fdd\u6301\u5230<\/span>memcached<\/span>\u53ef\u4ee5\u5b9e\u73b0\u9ad8\u53ef\u7528\u3002 <\/span><\/p>\n

\u9879\u76ee\u65e9\u671f\u6258\u7ba1\u5728<\/span>google code,<\/span>\u76ee\u524d\u5728<\/span>Github <\/span><\/p>\n

github<\/span>\u7f51\u7ad9\u94fe\u63a5<\/span>: <\/span>https:\/\/github.com\/magro\/memcached-session-manager <\/span><\/p>\n

\u652f\u6301<\/span>Tomcat<\/span>\u7684<\/span> 6.x<\/span>\u3001<\/span>7.x<\/span>\u3001<\/span>8.x<\/span>\u3001<\/span>9.x <\/span><\/p>\n

Tomcat<\/span>\u7684<\/span>Session<\/span>\u7ba1\u7406\u7c7b，<\/span>Tomcat<\/span>\u7248\u672c\u4e0d\u540c <\/span><\/p>\n

memcached-session-manager-2.3.2.jar <\/span><\/p>\n

memcached-session-manager-tc9-2.3.2.jar <\/span><\/p>\n

Session<\/span>\u6570\u636e\u7684\u5e8f\u5217\u5316\u3001\u53cd\u5e8f\u5217\u5316\u7c7b <\/span><\/p>\n

\u5b98\u65b9\u63a8\u8350<\/span>kyro <\/span><\/p>\n

\u5728<\/span>webapp<\/span>\u4e2d<\/span>WEB-INF\/lib\/<\/span>\u4e0b <\/span><\/p>\n

\u9a71\u52a8\u7c7b <\/span><\/p>\n

memcached(spymemcached.jar) <\/span><\/p>\n

Redis(jedis.jar)<\/span><\/p>\n

\u5b89\u88c5：<\/p>\n

\u53c2\u8003\u94fe\u63a5<\/span>: <\/span>https:\/\/github.com\/magro\/memcached-session-manager\/wiki\/SetupAndConfiguration <\/span><\/p>\n

\u5c06<\/span>spymemcached.jar<\/span>\u3001<\/span>memcached-session-manage<\/span>\u3001<\/span>kyro<\/span>\u76f8\u5173\u7684<\/span>jar<\/span>\u6587\u4ef6\u90fd\u653e\u5230<\/span>Tomcat<\/span>\u7684<\/span>lib<\/span>\u76ee\u5f55 <\/span><\/p>\n

\u4e2d，\u8fd9\u4e2a\u76ee\u5f55\u662f<\/span> $CATALINA_HOME\/lib\/ <\/span>，\u5bf9\u5e94\u672c\u6b21\u5b89\u88c5\u5c31\u662f<\/span>\/usr\/local\/tomcat\/lib<\/span>\u3002<\/span><\/p>\n

\"\"<\/p>\n

t1<\/span>\u548c<\/span>m1<\/span>\u90e8\u7f72\u53ef\u4ee5\u5728\u4e00\u53f0\u4e3b\u673a\u4e0a，<\/span>t2<\/span>\u548c<\/span>m2<\/span>\u90e8\u7f72\u4e5f\u53ef\u4ee5\u5728\u540c\u4e00\u53f0\u3002 <\/span><\/p>\n

\u5f53\u65b0\u7528\u6237\u53d1\u8bf7\u6c42\u5230<\/span>Tomcat1<\/span>\u65f6<\/span>, Tomcat1<\/span>\u751f\u6210<\/span>session<\/span>\u8fd4\u56de\u7ed9\u7528\u6237\u7684\u540c\u65f6<\/span>,<\/span>\u4e5f\u4f1a\u540c\u65f6\u53d1\u7ed9<\/span>memcached2<\/span>\u5907 <\/span><\/p>\n

\u4efd\u3002\u5373<\/span>Tomcat1 session<\/span>\u4e3a\u4e3b<\/span>session<\/span>，<\/span>memcached2 session<\/span>\u4e3a\u5907\u7528<\/span>session<\/span>，\u4f7f\u7528<\/span>memcached<\/span>\u76f8\u5f53\u4e8e <\/span><\/p>\n

\u5907\u4efd\u4e86\u4e00\u4efd<\/span>Session <\/span><\/p>\n

\u5982\u679c<\/span>Tomcat1<\/span>\u53d1\u73b0<\/span>memcached2 <\/span>\u5931\u8d25<\/span>,<\/span>\u65e0\u6cd5\u5907\u4efd<\/span>Session<\/span>\u5230<\/span>memcached2,<\/span>\u5219\u5c06<\/span>Sessoin<\/span>\u5907\u4efd\u5b58\u653e\u5728 <\/span><\/p>\n

memcached1<\/span>\u4e2d<\/span><\/p>\n

\u914d\u7f6e\u8fc7\u7a0b<\/span><\/p>\n

\u4e0b\u8f7d\u76f8\u5173<\/span>jar<\/span>\u5305<\/span>,<\/span>\u53c2\u8003\u4e0b\u9762\u5b98\u65b9\u8bf4\u660e\u7684\u4e0b\u8f7d\u94fe\u63a5 <\/span><\/p>\n

https:\/\/github.com\/magro\/memcached-session-manager\/wiki\/SetupAndConfiguration<\/span><\/p>\n

\u4fee\u6539<\/span>tomcat\u914d\u7f6e：<\/span><\/p>\n

vim \/usr\/local\/tomcat\/conf\/context.xml<\/p>\n

[root@tomcat-1 ~]# vim \/usr\/local\/tomcat\/conf\/context.xml
\n@@@@\u5185\u5bb9\u7701\u7565@@@@
\n<Manager className="de.javakaffee.web.msm.MemcachedBackupSessionManager"
\nmemcachedNodes="n1:172.25.254.10:11211,n2:172.25.254.20:11211"
\nfailoverNodes="n1"
\nrequestUriIgnorePattern=".*\\\\.(ico|png|gif|jpg|css|js)$"
\ntranscoderFactoryClass="de.javakaffee.web.msm.serializer.kryo.KryoTranscoderFacto
\nry"
\n\/>
\n[root@tomcat-2 tomcat]# vim \/usr\/local\/tomcat\/conf\/context.xml
\n@@@@\u5185\u5bb9\u7701\u7565@@@@
\n<Manager className="de.javakaffee.web.msm.MemcachedBackupSessionManager"
\nmemcachedNodes="n1:172.25.254.10:11211,n2:172.25.254.20:11211"
\nfailoverNodes="n2"
\nrequestUriIgnorePattern=".*\\\\.(ico|png|gif|jpg|css|js)$"
\ntranscoderFactoryClass="de.javakaffee.web.msm.serializer.kryo.KryoTranscoderFacto
\nry"
\n\/><\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

\u4fee\u6539<\/span>nginx<\/span>\u914d\u7f6e：<\/span><\/p>\n

\"\"<\/p>\n

upstream tomcat {
\nhash $cookie_JSESSIONID;
\nserver 172.25.254.10:8080;
\nserver 172.25.254.20:8080;
\n}
\nserver {
\nlisten 80;
\nserver_name lee.timinglee.org;
\nroot \/webdataw\/nginx\/timinglee.org\/lee;
\naccess_log \/var\/log\/nginx\/access.log;
\nerror_log \/var\/log\/nginx\/error.log;
\ntry_files $uri $uri.html $uri\/index.html \/error\/default.html;
\nlocation ~ \\\\.jsp$ {
\nproxy_pass http:\/\/tomcat;
\n}
\n}<\/p>\n

\u6d4b\u8bd5：<\/p>\n

\"\"<\/p>\n","protected":false},"excerpt":{"rendered":"

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