IBM 31-bit SDK for z/OS, V6.0.0 and V6.0.1 - Restrictions and Other Considerations

(last updated December, 2011)

Version 6.0.1 Considerations

Unless otherwise stated, the Restrictions and Migrations below for Version 6.0.0 also are applicable to Version 6.0.1.

Additional considerations for Version 6.0.1 include:

Additional considerations for Version 6.0.1 SR1 and Version 6.0.0 SR10 or later include:


List of new I/O limitations
Sun bug number Brief description of limitation
4673298 Locking in Preferences sometimes fails on NFS mounted drives. NIO file locking over NFS might also be affected.


At Version 1.4.2 (64-bit) and Version 5 (31-bit), the IBM Runtime Environment for z/OS contained new versions of the IBM Java Virtual Machine (JVM) and the Just-In-Time (JIT) compiler. If you are migrating from an older IBM Runtime Environment, note that:

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