RDF System Management Manual for J-series and H-series RVUs (RDF 1.10)

Recovery
Contact your service provider for assistance with recovering from this situation.
854
ZTXUNDO file cannot be opened
Cause
While attempting to write the list of transactions that need to be undone to the ZTXUNDO file,
that file could not be opened.
Effect
RDF aborts.
Recovery
If the operation involves an RDF takeover, take corrective action to enable the file to be opened
and then reissue the TAKEOVER command.
If the operation involves a stop-update-to-time operation, take corrective action to enable the file
to be opened and then restart RDF. If you still want to bring the backup database into a consistent
state, you will need to issue a new STOP UPDATE, TIMESTAMP timestamp command specifying
a new timestamp.
855
RDF transaction already aborted
Cause
The named RDF process has encountered an error condition that requires that its last transaction
be aborted, but the transaction has already been aborted.
Effect
The process restarts and continues processing.
Recovery
This is an informational message; no recovery is required.
856
Commencing image trail purge pass
Cause
The purger process is ready to start the task of determining what image files it can purge.
Effect
The purger purges any image trail files that are no longer required by RDF.
Recovery
This is an informational message; no recovery is required.
857
Error error on ENDTRANSACTION encountered
error
is an error number.
Cause
The named RDF process has encountered an error when attempting to end its current transaction.
Effect
The process aborts the current transaction, restarts and continues processing.
Recovery
This is an informational message; no recovery is required.
RDF Messages 389