Oracle ASM is a storage management solution for Oracle databases and clusters providing volume management and a filesystem,

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Oracle ASM vs RAID 10

I have oracle ASM 11gR2 on oracle linux 5.8 and i want to install oracle database. I have some disks and i want to use the redundancy strategies of oracle ASM or RAID 10 . I do not know which one is ...
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ASM and IPv6 Compatibility

In the whitepaper mentioned below, Under 'Limitations' it says ASM and fan based notifications are not supported by IPv6 in Oracle. I'm just curious what ASM has to do with ipv4 or ipv6 or ipv4? ASM ...
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Cannot startup Oracle due to ORA-15041

I'm troubleshooting an Oracle instance that won't startup due to ORA-15041. The trc file shows this error: Failed to create file '+FRA_DATA' (file not accessible?) ORA-19816: WARNING: Files may ...
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Backup files not found in ASM

I have an Oracle database 11gr2 and I have installed Oracle Grid on Oracle Linux 5.9. I have two disk groups. /etc/init.d/oracleasm listdisks : flash_recovery_area DATA The first disk group is ...
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Cannot install Oracle Grid on Oracle Linux 6.4

I have an Oracle database 11gr2 and I want to install Oracle Grid on Oracle Linux 6.4. At first, I have installed Oracle Grid with the tutorial on this website: ...
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How to backup and restore asm password file stored on ASM if ASM isn't available?

Oracle recommends backing up the ASM password file using pwcopy in ASMCMD. This would only copy it to another diksgroup. source : Backing Up and Restoring an Oracle ASM Password File in a Disk Group ...
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Email Alerting for Oracle ASM disk group storage

I'm aware of how to view ASM disk group usage through asmcmd and other methods. Is there any way to receive an alert via email through a script that I could just throw into a cronjob when a disk ...
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ASM drop disk hangs (STATE DROPPING)

I have added disk into the RAC system by the following way: I have disk /dev/sdh1. Marked it as an ASM disk: --On node 1 oracleasm createdisk DISK7 '/dev/sdh1'; --On node 2 oracleasm ...