Category Archives: Backup & Recovery

ORA-19809: limit exceeded for recovery files

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In our cloning procedures we use the RMAN “DUPLICATE” command for duplicating databases. This all went fine for a long time until one moment we start getting errors during the duplication process (from the point where media recovery gets started). Here is an example of the errors we received: RMAN-00571: =========================================================== RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS =============== RMAN-00571: ===========================================================… Read more »

ORA-00245: control file backup operation failed

A snapshot controlfile is a read consistent copy of a database controlfile which RMAN creates because the controlfile is changed constantly. As of Oracle 11.2 (11.2.0.2 to more precise) the snapshot controlfile must be on a location shared by all RAC nodes in a cluster (it must be accessable by all nodes on which instances for an RAC database can… Read more »