i dont know how to increase the heap space is using the parameter -Xmx?
2012/1/27, Pid <p...@pidster.com>: > On 27/01/2012 17:54, Luciano Andress Martini wrote: >> -Xmx512m -Xmx1024 ? > > Please post your replies below the questions I asked. > > Someone reading this thread would see the first bit of this message and > wonder what it referred to. > > > p > >> 2012/1/27, Luciano Andress Martini <777u...@gmail.com>: >>> its 64 bits? How can i increase the object heap? >>> >>> >>> >>> 2012/1/27, Pid <p...@pidster.com>: >>>> On 27/01/2012 16:29, Luciano Andress Martini wrote: >>>>> I need to know if the error is from my part (server administrator), >>>>> from the developer or from the hardware/vms. Some times that occurs >>>>> when processing two milion of registry (i am talking from expressocard >>>>> a company of credit cards). >>>>> >>>>> Its a rarely error because this processing occurs rarely. >>>>> >>>>> in fact, mysql in the another server with 12 processors, still >>>>> running, and tomcat in a virtual machine called adm (in another >>>>> physical machine, with 4 processors) still running. >>>>> >>>>> So, this errors occurs like that: >>>>> >>>>> 1- Tomcat started >>>>> 2- This processing is realized ok in the first time >>>>> 3- Tomcat stable in the users acess. >>>>> 4- The processing is realized again, some days later, inn 98% of >>>>> processing servers crashes, but mysql is still running. >>>>> 5- Restar of tomcat service tomcat6 restart >>>>> 6- the processing started again, and server can done the processing. >>>>> >>>>> In the moment of the crash: >>>>> jstat -class >>>>> Loaded Bytes Unloaded Bytes Time >>>>> >>>>> 15007 32265.0 300 505.9 12.11 >>>> >>>> So permgen is using 32Mb >>>> >>>>> Java using: 914mb >>>>> Free memory on the virtual machine server: 2152 >>>>> >>>>> Java says: >>>>> java.util.concurrent.ExecutionException: java.lang.OutOfMemoryError: >>>>> Java heap space at >>>>> java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:232) at >>>>> java.util.concurrent.FutureTask.get(FutureTask.java:91) at >>>>> wfr.rules.WFRRule.execute(WFRRule.java:1820) at >>>>> wfr.rules.WFRRule.execute(WFRRule.java:1792) at >>>>> wfr.web.actions.ExecuteRuleAction.execute(ExecuteRuleAction.java:198) >>>>> at wfr.web.Action.doAction(Action.java:126) at >>>>> wfr.web.Controller.process(Controller.java:100) at >>>>> wfr.web.Controller.doPost(Controller.java:67) at >>>>> javax.servlet.http.HttpServlet.service(HttpServlet.java:637) at >>>>> javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at >>>>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) >>>>> at >>>>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) >>>>> at wfr.web.ContextFilter.doFilter(ContextFilter.java:78) at >>>>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) >>>>> at >>>>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) >>>>> at >>>>> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) >>>>> at >>>>> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) >>>>> at >>>>> org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:470) >>>>> at >>>>> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) >>>>> at >>>>> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) >>>>> at >>>>> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) >>>>> at >>>>> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298) >>>>> at >>>>> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:857) >>>>> at >>>>> org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:588) >>>>> at >>>>> org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) >>>>> at java.lang.Thread.run(Thread.java:662) Caused by: >>>>> java.lang.OutOfMemoryError: Java heap space >>>>> >>>>> Java options (that i configurate) >>>>> -Djava.awt.headless=true >>>>> -Xmx512m >>>>> -XX:MaxPermSize=3512M >>>> >>>> Cripes! 3.5Gb of PermGen space?! I really doubt you want that. >>>> >>>> So your JVM is using 900Mb, your object heap is 512Mb. >>>> >>>> If you have more memory available, why not assign more to the heap? >>>> How much memory is available? >>>> >>>> Are you using 32bit or 64bit? >>>> >>>> >>>> p >>>> >>>>> -XX:+CMSIncrementalMode >>>>> -XX:+UseConcMarkSweepGC >>>>> -XX:+CMSClassUnloadingEnabled >>>>> -XX:ParallelGCThreads=4 >>>>> -XX:+UseParNewGC >>>>> >>>>> --------------------------------------------------------------------- >>>>> To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org >>>>> For additional commands, e-mail: users-h...@tomcat.apache.org >>>>> >>>> >>>> >>>> -- >>>> >>>> [key:62590808] >>>> >>>> >>> >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org >> For additional commands, e-mail: users-h...@tomcat.apache.org >> > > > -- > > [key:62590808] > > --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org
