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From Xiangzhou Wang <xia...@yahoo.com>
Subject RE: ant memory leak - not fixed???
Date Thu, 16 Mar 2006 18:27:50 GMT
No, still the same.


--- EJ Ciramella <ejciramella@upromise.com> wrote:

> Would incremental garbage cleanup help?
> ANT_OPTS=-Xincgc
> 
> 
> 
> -----Original Message-----
> From: Xiangzhou Wang [mailto:xiangw@yahoo.com] 
> Sent: Thursday, March 16, 2006 1:15 PM
> To: user@ant.apache.org
> Subject: ant memory leak - not fixed???
> 
> Hi,
> 
> I know it is not a new problem.
> 
> I am using ant 1.6.5 to compile large number of java
> files pre-generated from jsp pages with tomcat
> 5.5.15
> jspC. The total number of bytes of these java files
> is
> around 150 MB, total class is 40MB, total lib
> (exclude
> java) is 21MB.
> 
> I am using ant only, NO IDE tools. the javac config
> is:
>     <javac destdir="${build.home}/WEB-INF/classes"
>            optimize="off"
>            debug="on" failonerror="false"
>            srcdir="${build.home}/WEB-INF/src" 
>            memoryInitialSize="512m"
>            memoryMaximumSize="512m"
>            source="1.5"
>            target="1.5"
>            fork="true" verbose="5" listfiles="true">
>         ....for classpath
>     </javac>
> 
> I always get failure because of "system out of
> resource". 
> 
>     [javac] The system is out of resources.
>     [javac] Consult the following stack trace for
> details.
>     [javac] java.lang.OutOfMemoryError: Java heap
> space
>     [javac] Compile failed; see the compiler error
> output for details.
> 
> 
> The ant process eats up large chunk of memory
> (>500MB,
> total memory is 1GB). I also used javac
> -XX:paralelGC
> to launch ant, still the same error. I set fork for
> true and false, both have same error too.
> 
> It is claimed the memory leak is fixed, is there
> anyone with similar problem? How to solve it? 
> 
> It seems to me that ant caches a lot of things in
> the
> memory, is there a way to hack ant to force disk
> writing.
> 
> Many thanks,
> William
> 
> 
>
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