Under 8.0.X you can use log_archive_duplex_dest. It is
also available on 8i. However, if you use
log_archive_dest_n on 8i, you cannot set
log_archive_duplex_dest.
Similarly, on 9i, if you use log_archive_dest, you
could not set log_archive_dest_n.
Finally and regarding rman on 9i, you can
if you duplex mandatory and one server destination fails..is fixed...the
time lag for the db to become aware of the now-available second mandatory
location can be lengthy.
I have witnessed a test where it took 11 Minutes.
that's a lng time, when you are waiting for the db to figure out
Dennis,
We use
log_archive_dest_1
log_archive_dest_2
sending a copy of each archived redo log to our Standby database
(log_archive_dest_2).
log_archive_dest_2 is used with the OPTIONAL parameter, since we don't want
to stop archiving if the Standby is down or there's some problem with the
