java.lang.OutOfMemoryError: Java heap space while reading excel with Apache POI

Question

My file is 9MB and I got this error while loading workbook.

XSSFWorkbook workbook = new XSSFWorkbook(excelFilePath); 

this

Answer 1

Increase the heap size as such:

-Xms256m -Xmx512m -XX:PermSize=64M -XX:MaxPermSize=1000M

These values should be provided to the VM.

Take a look at the link to, this should help you out

http://www.javabeat.net/tips/192-javalangoutofmemoryerror-java-heap-space.html