APAR status
Closed as program error.
Error description
Error Message: A performance regression may be observed on Java 8 when converting UTF16 characters to bytes on POWER platforms when comparing to Java 7. . Stack Trace: N/A .
Local fix
Problem summary
The performance regression is due to a functional fix to the conversion routines that requires additional testing for surrogate pairs.
Problem conclusion
The conversion routines have been improved to offset the cost of the additional surrogate pair tests. . This APAR will be fixed in the following Java Releases: 8 SR2 (8.0.2.0) . Contact your IBM Product's Service Team for these Service Refreshes and Fix Packs. For those running stand-alone, information about the available Service Refreshes and Fix Packs can be found at: https://www.ibm.com/developerworks/java/jdk/
Temporary fix
Comments
APAR Information
APAR number
IV77909
Reported component name
JIT
Reported component ID
620700124
Reported release
130
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt
Submitted date
2015-10-09
Closed date
2015-10-09
Last modified date
2015-10-09
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
JIT
Fixed component ID
620700124
Applicable component levels
R130 PSY
UP
[{"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSC9HBA","label":"Just In Time (JIT) Compiler"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"130","Edition":"","Line of Business":{"code":"","label":""}}]
Document Information
Modified date:
09 October 2015