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ORA-17507 with ODM and large db_block_size (Doc ID 414622.1)

Last updated on MARCH 01, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.1 to 10.2.0.3 [Release 10.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.
This problem can occur on any platform.
Veritas ODM library versions 3.5 - 5.0

Symptoms

When Veritas ODM library is in place and the database block size is 16k or 32k then

a fast full index scan can result in ORA-17507 : I/O request size <SIZE> is not a multiple of logical block size

where SIZE is greater than 1048576.

Changes

Problem is experienced when a single scatter read / gather write with a large block size of 16k or 32k occured.

Cause

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In this Document
Symptoms
Changes
Cause
Solution

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