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Category: JBossCMP Group: v2.4 (stable) Status: Open Resolution: None Priority: 9 Submitted By: John Shi (johnshi) Assigned to: Bill Burke (patriot1burke) Summary: JBoss Memory Leak Initial Comment: Puting creating and removing a record in a while loop to do it forever with primary key (Integer) constantly increasing will cause memory build up. The instance count of CacheKey, HashMap, MashalledObject, .. will grow rapidly. Attached is the jar file which was a JBoss CD example. The Upload.java is modified to do the job mentioned above. This file has been cahnged to two files: TestNoProblem.java, which does not increase the primary key value, and the other one is TestWithProblem.java which constantly increases the primary key value. ---------------------------------------------------------------------- Comment By: Infogest (infogest) Date: 2002-11-07 11:39 Message: Logged In: YES user_id=167837 I have similar problems. I have a batch job that creates a lot of entity each night. I have to restart JBOSS every morning. That's a pain. But I've made an experiment moving from SAPDB to PostgreSQL and result are encouraging : no more memory leaks. Actually I couldn't make a complete test of the production environment but I'm going to move from SapDB to Postgres anyway. Which database backend are you using ? [EMAIL PROTECTED] wrote on 07/11/2002 09:05:02: > Hmmm do websphere n�o sei. Do JBoss sei que existe um bug justamente de > vazamento de memoria. Pode ser que j� est� resolvido en 3.0.3 > > [EMAIL PROTECTED] wrote on 06/11/2002 16:58:43: > > > Senhores, > > > > Trabalhamos com WebSphere em linux (Red Hat 7.1) e enfrentamos o > mesmo > > problema. A diferen�a � que n�o utilizamos Beans, apenas Servlets. J� > > chegamos a pensar que eram problemas no desenvolvimento das aplica��es > mas , > > agora, estamos com a id�ia de que talvez isso seja uma caracter�stica do > > > Linux, que talvez aloque mem�ria para utilizar quando necess�rio. > > Algu�m mais tem este tipo de problema ? Ou, melhor, alguma id�ia > para > > a causa dele ? > > > > OBS: Isso acontece em todas as nossas m�quinas, algumas delas com at� > 2GB de > > Mem RAM, e o consumo vai aumentando at� que se chegue � quase toda a > > Mem�ria. > > > > Att., Carlos Candido. > > > > > > ------------------------------------------------ > > Est�ver Herrera Hip�lito > > Abril SA > > > > WROTE: > > Ola pessoal, > > eu estou usando JBOSS3.0 + tomcat4.0.3 + jsdk1.4.0_01. O jboss inicia > com > > 123Mb de mem�ria, vai aumentando sem parar e nunca reduz..... Eu estou > > achando que s�o os entity bean mas n�o tenho certeza....Algu�m tem o > mesmo > > problema? > > > > []s > > ------------------------------------------------ > > > > _________________________________________________________ > > Voce quer um iGMail protegido contra v�rus e spams? > > Clique aqui: http://www.igmailseguro.ig.com.br > > > > > > --------------------------------------------------------------------- > > Para cancelar a subscri��o, envie mensagem para: enterprise-list- > > [EMAIL PROTECTED] > > Para comandos adicionais, envie mensagem para: enterprise-list- > > [EMAIL PROTECTED] > > > --------------------------------------------------------------------- > Para cancelar a subscri��o, envie mensagem para: enterprise-list- > [EMAIL PROTECTED] > Para comandos adicionais, envie mensagem para: enterprise-list- > [EMAIL PROTECTED] --------------------------------------------------------------------- Para cancelar a subscri��o, envie mensagem para: [EMAIL PROTECTED] Para comandos adicionais, envie mensagem para: [EMAIL PROTECTED]
