PK81781: REUSE OF CDROUTPUTSTREAM LEADS TO LARGE BYTEBUFFER ALLOCATION

APAR status

• Closed as program error.

Error description

• Error Message: The problem is that large Sequential Byte buffer
  allocations are seen even when the amount of data to be written
  into the buffer is too small when CDROutputStream is reused.
  .
  Stack Trace: N/A
  .
  

Local fix

Problem summary

• Large SequentialByteBuffer allocations are seen when
  CDROutputStream is reused though the amount of data to be
  written out is less.
  

Problem conclusion

• This defect will be fixed in:
  5.0.0 SR10
  1.4.2 SR13-1
  1.4.2 SR13-1 (z/OS 64-bit)
  1.4.2 SR13-1 (Linux AMD64)
  1.4.2 SR13-1 (Windows AMD64)
  .
  The problem is resolved by clearing the value during buffer
  reset thus avoiding large allocations.
  .
  To obtain the fix:
  Install build 20090424 or later
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

  IZ44898

• APAR is sysrouted TO one or more of the following:

Fix information

• Fixed component name

  JAVA(1.3/1.4 CO

• Fixed component ID

  5648C9800

Applicable component levels

• R42A PSN

     UP

• R42L PSN

     UP

• R42W PSN

     UP

• R420 PSN

     UP