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Instantiating disk failed while creation of ASM Disk.

Posted by Mir Sayeed Hassan on 7th July 2021

Instantiating disk failed while creation of ASM Disk. The below error is occur while creation of the ASM Disk in one of my test server. [root@testdb asm_rpm]# /usr/sbin/oracleasm createdisk DATA /dev/sdc1 Writing disk header: done Instantiating disk: failed ——- error Clearing disk header: done This issue can be resolved by diable & enable the… Read Read More

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How to backup of the ASM HEADER in Oracle ASM Database.

Posted by Mir Sayeed Hassan on 8th February 2021

How to backup of the ASM HEADER in Oracle ASM Database. Overview of ASM Disk Header ASM disk header contains the metadata essential for the operation and availability of an ASM disk group, ASM disks are formatted into Allocation Units, The… Read more..

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