Tomcat memory overflow and temporary solution

Phenomenon Description:

The TOMCAT process is still there, but no response. The WEB page could not be browsed. . . .

View log:

/usr/local/Tomcat_Front/logs/localhost.2007-07-01.log

#vi localhost.2007-07-01.log

Query the keyword "OutOfMemoryError" and the result is as follows:

2007-7-1 22:47:22 org.apache.catalina.core.ApplicationDispatcher invoke

Serious: Servlet.service() for servlet 51auto threw exception

java.lang.OutOfMemoryError: Java heap space

2007-7-1 22:47:22 org.apache.catalina.core.StandardWrapperValve Invoke

Critical: Servlet.service() for servlet default threw exception

java.lang.OutOfMemoryError: Java heap space

/OutOfMemoryError

at org .apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:463)

at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:398)

at org .apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:301)

at com.jiuxin g.website.control.Control.service(Control.java:54)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)

at org.apache. catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)

at org.apache. catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:672)

at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:463)

at org.apache. catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:398)

at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:301)

at org.tuckey. web.filters.urlrewrite.RewrittenUrl.doRewrite(RewrittenUrl.java:176)

at org.tuckey.web.filters.urlrewrite.UrlRewriteFilter.doFilter(UrlRewriteFilter.java:728)

at org.apache.catalina.core.Ap plicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)

at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)

at com.jiuxing.website.filters. SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:87)

at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)

at org.apache.catalina.core. ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)

at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)

at org.apache.catalina.core. StandardContextValve.invoke(StandardContextValve.java:178)

at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)

at org.apache.catalina.valves. ErrorReportValve.invoke(ErrorReportValve.java:105)

at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)

At org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)

at org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:199)

At org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:282)

at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:744)

At org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:674)

at org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:866)

at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)

at java.lang.Thread.run(Thread.java:595)

Temporary solution:

Increase -Xmx512m is -Xmx1024m.
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