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Oracle Linux: Getting Error "WARNING: GPT (GUID Partition Table) detected on '/dev/mapper/deviceID" When Running Fdisk (Doc ID 2486636.1)

Last updated on SEPTEMBER 21, 2021

Applies to:

Linux OS - Version Oracle Linux 6.0 and later
Linux x86-64


When running fdisk utility we may get the following error:

[root@localhost ~]# fdisk -l

WARNING: GPT (GUID Partition Table) detected on '/dev/mapper/xxxxx05b00a6db6d01d3c311507fb90d5'! The util fdisk doesn't support GPT. Use GNU Parted.

Disk /dev/mapper/xxxxx05b00a6db6d01d3c311507fb90d5: 599.0 GB, 598999040000 bytes
255 heads, 63 sectors/track, 72824 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0xae2cf799

                                        Device Boot      Start         End      Blocks   Id  System
/dev/mapper/xxxxx05b00a6db6d01d3c311507fb90d5p1               1       72825   584959999+  ee  GPT



No changes made to the system.


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