We are doing load testing in out TT enviorenment and after few hours our app server is crashing
From dump file analysis we saw lot of objects like the following on heap
552,368 (0%) [16] 1 com/aspose/pdf/engine/data/e 0xb28fc790
552,336 (0%) [16] 1 com/aspose/pdf/engine/data/e 0x3e603ff8
552,336 (0%) [16] 1 com/aspose/pdf/engine/data/e 0x3de3d100
552,336 (0%) [16] 1 com/aspose/pdf/engine/data/e 0x3de3d6d0
552,336 (0%) [16] 1 com/aspose/pdf/engine/data/e 0x3de3d860
552,336 (0%) [16] 1 com/aspose/pdf/engine/data/e 0x3de3d980
552,336 (0%) [16] 1 com/aspose/pdf/engine/data/e 0x3de3dc20
552,336 (0%) [16] 1 com/aspose/pdf/engine/data/e 0x3de3ddd0
552,336 (0%) [16] 1 com/aspose/pdf/engine/data/e 0x3e5fd4f8
552,336 (0%) [16] 1 com/aspose/pdf/engine/data/e 0x3e5fdb68
Code snippet used
AposeLicenseLoader singletonLoader = AposeLicenseLoader.getInstance();
if(logger.isDebugEnabled())
logger.debug("License generated successfully");
com.aspose.pdf.Document pdfDoc = null;
try
{
pdfDoc = new com.aspose.pdf.Document(fileContents.getInputStream());
logger.debug("Retrieve document page count");
int pages = pdfDoc.getPages().size();
logger.debug("Document page count is : " + pages);
return pages;
} finally
{
if(pdfDoc!=null)
pdfDoc.dispose();
pdfDoc=null;
}
AposeLicenseLoader code
public class AposeLicenseLoader implements Serializable {
private static AposeLicenseLoader aposeLicenseLoader = null;
static Object locker=new Object();
private static final long serialVersionUID = 1L;
// private Constructor
private AposeLicenseLoader()
{
loadLicense();
}
public static AposeLicenseLoader getInstance()
{
if (aposeLicenseLoader == null)
{
synchronized (locker)
{
if (aposeLicenseLoader == null)
{
aposeLicenseLoader = new AposeLicenseLoader();
}
}
}
return aposeLicenseLoader;
}
/***
*
*/
private void loadLicense()
{
String fileName = "Aspose.Total.Java.lic";
String licensePath= System.getProperty(Constants.APP_CONFIG)+"/"+fileName;
License license=new License();
license.setLicense(licensePath);
}
/***
*
* @return
*/
private Object readResolve()
{
return getInstance();
}
}
boadean: