Identify three features/functions enabled by using asmlib?

Identify three features/functions enabled by using asmlib?

Identify three features/functions enabled by using asmlib?

A.
Application-to-disk data integrity checking

B.
Device naming persistence

C.
Replaces udev for all files used by any application

D.
Device ownership persistence

E.
Multipathing driver for luns used for asmdisks

F.
locking facility for using luns in an ASM cluster

Explanation:

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Oyindamola

Oyindamola

[root@ca-test1 /]# /etc/init.d/oracleasm configure
Configuring the Oracle ASM library driver.

This will configure the on-boot properties of the Oracle ASM library
driver….
…………
D is correct
{
Default user to own the driver interface []: oracle
Default group to own the driver interface []: dba
}

B & F is correct
{
Start Oracle ASM library driver on boot (y/n) [n]: y
Fix permissions of Oracle ASM disks on boot (y/n) [y]: y
Writing Oracle ASM library driver configuration [ OK ]
Creating /dev/oracleasm mount point [ OK ]
Loading module “oracleasm” [ OK ]
Mounting ASMlib driver filesystem [ OK ]
**** Scanning system for ASM disks **** [ OK ]
}

B,D,F

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Efrem

Efrem

A,B,D

A) Contains Linux Data Integrity features to enable oracle application-to-disk data integrity checking

B)In order for the admin to provide a raw device to ASM or to the database, it has to have persistent device naming.

D) With ASMLib in place, it will take care of ownership and permissions of the ASM disk devices

https://blogs.oracle.com/wim/entry/asmlib

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