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- 03-29-2010, 01:40 PM #1
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- 03-29-2010, 02:13 PM #2
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What do you mean by system heap memory?
The heap is used by your java application not by your OS.
- 03-30-2010, 08:27 AM #3
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what i meant was... for eg.
if i run
java -Xms64m -Xmx512m -jar xyz.jar (it runs)
else
java -Xms64m -Xmx2000m -jar xyz.jar (it fails, sayin "Failed to instantiate heap. 2000M requested. Could not create the Java virtual machine.)
is there a way by which i can progmatically know the maximum heap that can be allocated.Last edited by gautam.aditya97; 03-30-2010 at 08:29 AM.
- 04-05-2010, 05:03 AM #4
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The Runtime class provides some information on this. See here for a bit more information on Runtime and other ways to assess memory usage more accurately.
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