0
votes
1answer
73 views

Striping IO with datafiles on different physical mounts

I have a server with three directly attached disk controllers. Each of these can provide internal redundancy and IO-striping accross disks, but I'm wondering what is the best way to configure the ...
0
votes
1answer
2k views

Oracleasm deletedisk failed Unable to clear disk

I have dropped the disk from ASM diskgroup: > ALTER DISKGROUP DATA01 DROP DISK DISK1; Oracle did a rebalance operation and then dropped the disk. Now, I want to delete the disk from ASM library ...
1
vote
1answer
146 views

Migrating a tablespace to a different database on the same ASM

How might one go about copying or moving tablespaces between databases that uses the same ASM instances? Might it be possible to cut some corners in RMAN or have ASM remap files belonging to a ...
3
votes
2answers
6k views

Add additional disks to FRA diskgroup in ASM

We're running Oracle 11.2.0.3 with a two node RAC and our FRA diskgroup is running low on space. I need to allocate some more disks to it through ASM. I'm not sure how to go about doing this. I can ...
4
votes
1answer
1k views

How many control files should I have?

On the Oracle Database Appliance, the default deployment only gives you a single control file. I find this a little puzzling. The single control file causes a policy violation in the automatically ...
5
votes
1answer
676 views

How do I have Oracle ASM scan for and repair uncorrectable ECC errors (bad sectors)?

I'm running Oracle ASM (11gR2) with normal redundancy on SATA disks (WD Raptors). This is on a physical standby database, if it matters. Occasionally, disk sectors develop read errors (ECC failures). ...