1
的Tomcat会话复制与Memcached的 使用KRYO序列化。 当启动tomcat时，发生错误的Tomcat会话复制与Memcached的，ClassNotFoundException的：com.esotericsoftware.kryo.pool.KryoFactory
Apache Tomcat/7.0.69在centos6.5上。 java版本“1.7.0_101”。
tomcat的错误：
SEVERE: The session manager failed to start
org.apache.catalina.LifecycleException: Failed to start component [de.javakaffee.web.msm.MemcachedBackupSessionManager[]]
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:153)
at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5593)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:147)
at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:899)
at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:875)
at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:652)
at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1260)
at org.apache.catalina.startup.HostConfig$DeployDirectory.run(HostConfig.java:2002)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask.run(FutureTask.java:262)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)
Causeotericsoftware.kryo.pool.KryoFactorlassNotFoundExceptioncom.esotericsoftware.kryo.pool.KryoFactorlassNotFoundException: com.esotericsoftware.kryo.pool.KryoFactory
at de.javakaffee.web.msm.serializer.kryo.KryoTranscoderFactory.getTranscoder(KryoTranscoderFactory.java:64)
at de.javakaffee.web.msm.serializer.kryo.KryoTranscoderFactory.createTranscoder(KryoTranscoderFactory.java:47)
at de.javakaffee.web.msm.MemcachedSessionService.createTranscoderService(MemcachedSessionService.java:495)
at de.javakaffee.web.msm.MemcachedSessionService.startInternal(MemcachedSessionService.java:450)
at de.javakaffee.web.msm.MemcachedBackupSessionManager.startInternal(MemcachedBackupSessionManager.java:554)
at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:147)
... 12 more
Caused by: java.lang.ClassNotFoundException: com.esotericsoftware.kryo.pool.KryoFactory
at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
的tomcat的lib目录：
annotations-api.jar
asm-3.2.jar
catalina-ant.jar
catalina-ha.jar
catalina.jar
catalina-tribes.jar
ecj-4.4.2.jar
el-api.jar
jasper-el.jar
jasper.jar
jsp-api.jar
kryo-1.04.jar
kryo-serializers-0.11.jar
memcached-session-manager-1.9.3.jar
memcached-session-manager-tc7-1.9.3.jar
minlog-1.2.jar
msm-kryo-serializer-1.9.3.jar
objenesis-1.4.jar
reflectasm-1.01.jar
servlet-api.jar
spymemcached-2.11.1.jar
tomcat7-websocket.jar
tomcat-api.jar
tomcat-coyote.jar
tomcat-dbcp.jar
tomcat-i18n-es.jar
tomcat-i18n-fr.jar
tomcat-i18n-ja.jar
tomcat-jdbc.jar
tomcat-util.jar
websocket-api.jar
的Tomcat的content.xml修改：
<Manager className="de.javakaffee.web.msm.MemcachedBackupSessionManager"
memcachedNodes="n1:127.0.0.1:11211"
sticky="false"
lockingMode="auto"
sessionBackupAsync="false"
requestUriIgnorePattern=".*\.(ico|png|gif|jpg|css|js)$"
sessionBackupTimeout="1000"
transcoderFactoryClass="de.javakaffee.web.msm.serializer.kryo.KryoTranscoderFactory"
/>
如何解决这个错误 感谢。