FRA and multiplexing, Journal

Oracle 11g R2 under 64-bit Linux.  ASM for data files.

For the backup and the multiplexing of newspaper, I intend to use the following method to save the data file, online newspapers, archive redo logs and control files (I deliberately put back on two different file system, i.e., one on the raw disk (file system managed by Oracle) and the other as cooks it filesystem ext3 (System)) :

1, put disc in shape like the raw disk for FRA (for data files, online newspapers, archived redo logs and control files)

Disc 2 to the regular file system format, that is, the ext3 file system (for the multiplexing of online newspapers, archived redo logs and control files).

Naturally, in the case that the data files is crushed, the files on the FRA can be used to perform the recovery (both the FRA and ASM are in the same file system and managed by Oracle).

Now, suppose the data files and files in the FRA get crashed.  I will need to rely on disc 2 (as mentioned above) and the files saved on the outside to make full recovery.  This seems feasible too.

But I have a question:

ASM uses the Oracle managed file system, while the files on my disk 2 are in the cooked filesystem (ext3 file system).  Will this be a problem in the future recovery (by RMAN) database?

Thank you

Scott

scottjhn wrote:

Oracle 11g R2 under 64-bit Linux.  ASM for data files.

For the backup and the multiplexing of newspaper, I intend to use the following method to save the data file, online newspapers, archive redo logs and control files (I deliberately put back on two different file system, i.e., one on the raw disk (file system managed by Oracle) and the other as cooks it filesystem ext3 (System)) :

1, put disc in shape like the raw disk for FRA (for data files, online newspapers, archived redo logs and control files)

Disc 2 to the regular file system format, that is, the ext3 file system (for the multiplexing of online newspapers, archived redo logs and control files).

Naturally, in the case that the data files is crushed, the files on the FRA can be used to perform the recovery (both the FRA and ASM are in the same file system and managed by Oracle).

Now, suppose the data files and files in the FRA get crashed.  I will need to rely on disc 2 (as mentioned above) and the files saved on the outside to make full recovery.  This seems feasible too.

But I have a question:

ASM uses the Oracle managed file system, while the files on my disk 2 are in the cooked filesystem (ext3 file system).  Will this be a problem in the future recovery (by RMAN) database?

Thank you

Scott

Not sure I fully understand your question, but as Hemant says it is quite possible to run a database on a mixture of ASM file systems.  RMAN will all support him, and he knows where to restore.  You just make sure that you have backups, backups.  And at some point, they must be separated by more than a Council of Ministers in the computer room.  My work of rman backup the database on the disk on the SAN mounted on the db server.  But immediately after the completion of the rman backup, I invoke a step which copy backups rman in two other systems, one in the local data center and the other at a remote site in another part of the city.  So even if the building Burns (or the other building) my backups survive.  If I lived in areas exposed to hurricanes, I would that this remote in a different city, several miles inland.  If I lived in an area of earthquake, I would that this remote in a different city, several miles from the same fault line.

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