[parted-devel] Unknown partition types on GPT

Arvin Schnell aschnell at suse.com
Fri Dec 2 13:59:06 UTC 2016


Hi,

on GPT its from the parted output indistinguishably whether the
partition type is "Linux filesystem" or some type parted does not
know, e.g. "Ceph Journal". Below is the output of fdisk and
parted to show the problem.

Shouldn't there be a flag "linux" to make this clear?

Regards,
  Arvin


Output for type "Ceph Journal":

# fdisk /dev/sdb -l
Disk /dev/sdb: 76.3 GiB, 81964302336 bytes, 160086528 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
Disk identifier: ECA9C49C-BF73-4236-9404-A10E741AB00E

Device     Start      End  Sectors  Size Type
/dev/sdb1   2048 16009215 16007168  7.6G Ceph Journal

# parted /dev/sdb print
Model: Maxtor 6 Y080L0 (scsi)
Disk /dev/sdb: 82.0GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Disk Flags: 

Number  Start   End     Size    File system  Name  Flags
 1      1049kB  8197MB  8196MB


Output for "Linux filesystem":

# fdisk /dev/sdb -l
Disk /dev/sdb: 76.3 GiB, 81964302336 bytes, 160086528 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: gpt
Disk identifier: ECA9C49C-BF73-4236-9404-A10E741AB00E

Device     Start      End  Sectors  Size Type
/dev/sdb1   2048 16009215 16007168  7.6G Linux filesystem

thalassa:~ # parted /dev/sdb print
Model: Maxtor 6 Y080L0 (scsi)
Disk /dev/sdb: 82.0GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Disk Flags: 

Number  Start   End     Size    File system  Name  Flags
 1      1049kB  8197MB  8196MB

-- 
Arvin Schnell, <aschnell at suse.com>
Senior Software Engineer, Research & Development
SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg)
Maxfeldstraße 5
90409 Nürnberg
Germany



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