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Samebug tips

  1. ,
    via oracle.com by Unknown author

    An easy way to solve OutOfMemoryError in java is to increase the maximum heap size by using JVM options -Xmx512M, this will immediately solve your OutOfMemoryError.

  2. ,
    via Stack Overflow by Eugene Yokota

    In Eclipse : go to Run --> Run Configurations --> then select the project under maven build --> then select the tab "JRE" --> then enter -Xmx1024m.

    This should increase the memory heap for all the builds/projects. The above memory size is 1 GB.

Solutions on the web

via hadoop-common-user by Rui Shi, 2 years ago
via Oracle Community by 768358, 2 years ago
via hadoop-common-user by Devaraj Das, 2 years ago
via Stack Overflow by kark
, 2 years ago
Java heap space
java.lang.OutOfMemoryError: Java heap space at java.util.Arrays.copyOf(Arrays.java:2786) at java.io.ByteArrayOutputStream.write(ByteArrayOutputStream.java:94) at java.io.OutputStream.write(OutputStream.java:58) at org.apache.poi.poifs.storage.BigBlock.doWriteData(BigBlock.java:55) at org.apache.poi.poifs.storage.BATBlock.writeData(BATBlock.java:227) at org.apache.poi.poifs.storage.BigBlock.writeBlocks(BigBlock.java:86) at org.apache.poi.poifs.storage.BATBlock.writeBlocks(BATBlock.java:35) at org.apache.poi.poifs.storage.BlockAllocationTableWriter.writeBlocks(BlockAllocationTableWriter.java:151) at org.apache.poi.poifs.filesystem.POIFSFileSystem.writeFilesystem(POIFSFileSystem.java:398) at org.apache.poi.hssf.usermodel.HSSFWorkbook.write(HSSFWorkbook.java:1181) at uk.co.itrainconsulting.appbook.core.impl.service.exportBusinessData.XLSRenderer.getDataSource(XLSRenderer.java:79) at uk.co.itrainconsulting.appbook.core.impl.service.BusinessExportDataServiceImpl.getDataSource(BusinessExportDataServiceImpl.java:119) at uk.co.itrainconsulting.appbook.core.impl.service.BusinessExportDataServiceImpl.sendByEmail(BusinessExportDataServiceImpl.java:75) at uk.co.itrainconsulting.appbook.web.bean.BusinessExportDataBean.sendBusinessData(BusinessExportDataBean.java:71)