Analysis of heap dump file for Eclipse Memory Analytics

Heap Dump Files1. Create a new project and set the size of the Eclispe Java heap:(1) Limit Java heap Size: The minimum-xms parameter is the same as the maximum value-XMX parameter setting to avoid the expansion of the heap-xmx20m-xms20m-xmn10m-xss1m (2) by parameter: -xx:+heapdumponoutofmemoryerrorAllows the VM to dump the current memory heap dump snapshot when a memory overflow exception occurs         -xmx20m-xms20m-xmn10m-xss1m-xx:+heapdumponoutofmemoryerrorsimulated heap Overflow code:

 Public class heapoom {    staticclass  oomobject{            }            publicstatic  void  main (string[] args) {        Listnew arraylist<>();                  for (int i = 0; I >= 0; i++) {            list.add (new  oomobject ());             }}}

Console:

Local dump fileView Memory Analysis Generation Analytics report

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Analysis of heap dump file for Eclipse Memory Analytics