APAR status
Closed as program error.
Error description
ArrayIndexOutOfBoundsException exception can occur when writing an Object that has a long with a negative value in it. This error may be seen when using eXtreme Data Format (XDF). The message and exception may look similar to the one below. CWOBJ6316E: An exception occurred during java serialization Caused by: java.lang.ArrayIndexOutOfBoundsException at com.ibm.ws.objectgrid.io.XsByteArrayInlineOutputStream.writeVari nt(XsByteArrayInlineOutputStream.java:301) at com.ibm.ws.objectgrid.xdf.serializers.DateSerializer2.serializeO bject(DateSerializer2.java:44) at com.ibm.ws.objectgrid.xdf.serializers.GenericClassSerializer.ser ializeObject(GenericClassSerializer.java:152) at com.ibm.ws.objectgrid.xdf.serializers.collections.AbstractListSe rializer.serializeObject(AbstractListSerializer.java:161) at com.ibm.ws.objectgrid.xdf.serializers.collections.CheckCollectio nTypeSerializer.serializeObject(CheckCollectionTypeSerializer.ja va:56) at com.ibm.ws.objectgrid.xdf.serializers.GenericClassSerializer.ser ializeObject(GenericClassSerializer.java:152) at com.ibm.ws.objectgrid.xdf.serializers.CheckTypeSerializer.serial izeObject(CheckTypeSerializer.java:68)
Local fix
Note
Problem summary
**************************************************************** * USERS AFFECTED: All users of WebSphere eXtreme Scale * * with eXtreme Data Format (XDF) grids. * **************************************************************** * PROBLEM DESCRIPTION: XDF serialization may fail with * * ArrayIndexOutOfBoundsException * * exception when writing an Object that * * has a long with a negative value in * * it. * **************************************************************** * RECOMMENDATION: * **************************************************************** While writing an Object that has a long with a negative value in it, there may be insufficient space left in the XsByteArrayInlineOutputStream output stream to store the serialized representation causing the ArrayIndexOutOfBoundsException exception.
Problem conclusion
A code change was made to correct this issue.
Temporary fix
Comments
APAR Information
APAR number
PI55408
Reported component name
WS EXTREME SCAL
Reported component ID
5724X6702
Reported release
860
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2016-01-14
Closed date
2016-03-22
Last modified date
2016-03-22
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Fix information
Fixed component name
WS EXTREME SCAL
Fixed component ID
5724X6702
Applicable component levels
R860 PSY
UP
[{"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSTVLU","label":"WebSphere eXtreme Scale"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"860","Edition":"","Line of Business":{"code":"LOB45","label":"Automation"}}]
Document Information
Modified date:
22 March 2016