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ORA-00344: WHEN RESIZING YOUR REDO LOGS (Doc ID 1018307.102)

Last updated on JULY 23, 2023

Applies to:

Oracle Database - Enterprise Edition - Version and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database 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
Oracle Database Cloud Exadata Service - Version N/A and later
Generic UNIX


You are trying to resize your redo logs within the controlfile. After recreating your controlfile you try to open the database with the resetlogs option and and receive the following error:

    ORA-344 I/O error
    "unable to recreate online log"

You may have also received an error indicating that the create controlfile failed, similar to the following:

    ORA-01503: CREATE CONTROLFILE failed
    ORA-01163: SIZE clause indicates xxxx (blocks) but should match header yyyy
    ORA-01517: log member: 'path location & name of member;


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