【server1】

vim?/usr/local/lnmp/tomcat/conf/context.xml

<Context>

......

<Manager?className="de.javakaffee.web.msm.MemcachedBackupSessionManager"

memcachedNodes="n1:172.25.45.1:11211,n2:172.25.45.2:11211"

failoverNodes="n1"

requestUriIgnorePattern=".*\.(ico|png|gif|jpg|css|js)$"

transcoderFactoryClass="de.javakaffee.web.msm.serializer.kryo.KryoTranscoderFactory"

/>

</Context>

?

【server2】

vim?/usr/local/tomcat/conf/context.xml

將failoverNodes的值改為n2

wKiom1de9cXTkpeLAABbMRisPIw123.png


wKioL1de9uihMR-pAACtCNvFpFg187.png


wKioL1de9vahtZizAACmltirIT4578.png


【server1】

cd?/usr/local/lnmp/tomcat/lib
rm?-rf?memcached-session-manager-tc6-1.6.3.jar
cd?..
bin/shutdown.sh
bin/startup.sh
tail?logs/catalina.out

wKioL1de90WDCC5LAAEN72mPR4E073.png


【server2】

yum?install?memcached
/etc/init.d/memcached?start

?

【server1】

bin/shutdown.sh
bin/startup.sh
tail?logs/catalina.out

wKioL1de91KQIWszAAC56IYq_bI272.png


【server2】

bin/startup.sh
tail?logs/catalina.out

wKiom1de9k6jRVpHAADX8TPOazU800.png


yum?install?telnet


wKiom1de9o-zqcKEAAC70WiGB0Q806.png


當執行??/etc/init.d/memcached?stop??才會改變為n2

避免數據丟失