Re: [Gptfdisk-general] Unknown Partition GUID for Acronis Secure Zone in gdisk version 1.0.0

[Alexander v. G. I. <kal...@un...>]

October 7 2015 4:25 PM, "Rod Smith" <rod...@ro...> wrote:
> On 10/05/2015 02:09 PM, Jörg Jenderek wrote:
> 
>> Hello,
>> i used backup software Acronis True Image (see
>> https://en.wikipedia.org/wiki/Acronis_True_Image)
>> 
>> This software creates and use an own partition
>> called "Acronis Secure Zone" ( see
>> https://en.wikipedia.org/wiki/Acronis_Secure_Zone )
>> for storing backup files.
>> 
>> But when i start gdisk and print the partition table,
>> i get lines like:
>> Number Start (sector) End (sector) Size Code Name
>> 7 27293696 163612671 65.0 GiB 0700 Windows 8.x 52 GB
>> 8 174116864 176338943 1.1 GiB FFFF
>> 9 176339787 250067786 35.2 GiB 8300 SUSE 13.1 35 GB
>> 
>> The detailed information about partition 8 by 'i'-key are:
>> Partition GUID code: 0311FC50-01CA-4725-AD77-9ADBB20ACE98 (Unknown)
>> Partition unique GUID: BB93ADA1-75CD-437E-96D0-8BBA1B75653C
>> First sector: 174116864 (at 83.0 GiB)
>> Last sector: 176338943 (at 84.1 GiB)
>> Partition size: 2222080 sectors (1.1 GiB)
>> Attribute flags: 0000000000000000
>> Partition name: ''
>> 
>> So it would be nice, if future versions of gdisk could recognize partitions
>> with GUID 0311FC50-01CA-4725-AD77-9ADBB20ACE98 as "Acronis Secure Zone".
> 
> Thanks for reporting this. I take it that Acronis set this up
> automatically? I ask because I tried Googling
> "0311FC50-01CA-4725-AD77-9ADBB20ACE98" and found no hits, so this
> doesn't seem to be documented on any Web-accessible site -- or at least,
> if it is, Google hasn't found it yet. I've tentatively added this type
> code for the next release; I just want to verify that it's actually in
> use "in the wild" before I do the release. Thanks!

Given the nature of these GPT id's, not sure gptfdisk should define it if
Acronis hasn't documented it anywhere.. it could be randomly picked for all
we know.

Jörg, could you reach out to Acronis to confirm?

 -- Alex