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Fdisk Shows Different Disk Size (Doc ID 2248718.1)

Last updated on MAY 19, 2020

Applies to:

Linux OS - Version Oracle Linux 6.0 and later
Oracle Cloud Infrastructure - Version N/A and later
Linux x86-64


When fdisk on a disk presented on a OVM guest is executed it is seen that it is 253G in size.

While the presented disk in fact is only 236G in size, it is very confusing and clarification is required to know whether it will cause an issue or not.

1) A Fibrechannel LUN is presented to the OVM servers, multipath -ll shows correct disk size:



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