Mat Open Dump

To install the memory analyzer into an eclipse ide use the update site url provided below.
Mat open dump. The chart feature requires the birt chart engine version 2 3 0 or greater. The eclipse memory analyzer is a fast and feature rich java heap analyzer that helps you find memory leaks and reduce memory consumption. Mat public mat int rows int cols int type java nio bytebuffer data mat public mat int rows int cols int type java nio bytebuffer data long step mat public mat size size int type mat public mat int sizes int type mat. Select the option leak suspects report and click finish.
After a new heap dump with the hprof ending has been created you can open it via a double click in eclipse. The eclipse memory analyzer tool mat is a fast and feature rich heap dump analyzer that helps you find memory leaks and analyze high memory consumption issues. If you used mat to create the heap dump it should be opened automatically. The snapshot mainly consists.
Double click the file and select the leak suspects report. With memory analyzer one can easily find the biggest objects as mat provides reasonable accumulated size retained size explore the object graph both inbound and outbound references. Starting from jdk 9 visual vm is not included in the oracle jdk and open jdk distributions. You may need to refresh your project f5 on the project.
The stand alone memory analyzer is based on eclipse rcp. I suggest the standalone version. If you have been handed a phd file which is a dump of the heap of an ibm java virtual machine you can analyse it using the eclipse memory analyzer tool mat but you must install the ibm monitoring and diagnostic tools first. The dump analysis will be presented to you as shown in the next page.
It is useful if you do not want to install a full fledged ide on the system you are running the heap analysis. Eclipse memory analyzer tool mat is by far the best tool to analyze java heap dumps. Notice that we can find the path of the file created in the basic info section. Use the memory analyzer to analyze productive heap dumps with hundreds of millions of objects quickly calculate the retained sizes of objects see who is preventing the garbage collector from collecting objects run a report to automatically extract leak.
Go to the file open file option in eclipse s menu bar browse to the dump file that was generated in the previous page and open it.