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what is heap dump

Dear Gurus

we are using EP7.0 14 patch level AIX 5.3 oracle 10.2

We are getting heap dumps since one week in cluster/server0, server1

server0

2345692 Sep 18 14:30 Snap0001.20080918.090052.1249392.trc

635944052 Sep 18 14:31 heapdump.20080918.090052.1249392.phd

6673042 Sep 18 14:31 javacore.20080918.090052.1249392.txt

server1

1682064 Sep 19 07:05 Snap0001.20080919.013517.1495290.trc

1508514 Sep 19 07:05 javacore.20080919.013517.1495290.txt

30549145 Sep 19 07:05 heapdump.20080919.013517.1495290.phd

1690256 Sep 21 05:25 Snap0001.20080920.235513.1167568.trc

1516201 Sep 21 05:25 javacore.20080920.235513.1167568.txt

30526141 Sep 21 05:25 heapdump.20080920.235513.1167568.phd

We currently having 2 server processes.

What is heap dump, in which circumstances it happens, the size of heap dump how it matters?

how to avoid it (like server processes to be increased or Max Heap Size to be increased)

Please guide me.

Balaji Nampally

Former Member
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