IBM 31-bit SDK for z/OS, V5 - Restrictions and Other Considerations

(last updated July, 2008)


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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