In JDK 1.2 the default max heap size is 16 Mb - I can't remember what
it was in 1.1. Is this your problem ? You can specify a larger heap
with the command line option -Xmx32m, for example.
Nick
Luigi Giuri wrote:
> I'm having a problem using jdk117_v1a + Apache-JServ-1.0b3.
>
> The problem is that sometimes a java.lang.OutOfMemoryError occurs,
> so I need to restart the JVM.
>
> To test the jdk, I wrote the following simple program:
>
> import java.util.*;
>
> public class crashMe
> {
> public static void main(String [] argv)
> throws Throwable
> {
> try
> {
> Vector v = new Vector();
>
> int i = 0;
> while (true)
> {
> v.addElement(
> new StringBuffer(10000));
> System.out.println(++i);
> }
> } catch (Throwable e) {
> System.out.println("Exception!!! Press <Return> to continue...");
> System.in.read();
> throw e;
> }
> }
> }
>
> The objective of this program is to fill the computer RAM and swap area but,
> suddendly, when it crashes with a java.lang.OutOfMemoryError there are
> 66000 KB of free RAM (on a 96MB computer).
>
> I tried the jdk117_v3, but I obtained the same result.
> I also turned off the JIT compiler.
>
> Here is the command line:
>
> $ /usr/local/jdk117_v3/bin/java -classpath
> .:/usr/local/jdk117_v3/lib/classes.zip -Djava.compiler=NONE crashMe
>
> In my computer the above program crashes at iteration n. 525.
> If I allocate StringBuffer(1000000) (one million) it crashes after
> four iterations.
>
> What's the problem?
>
> Luigi Giuri
>
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