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Questions tagged [gpt]

GUID Partition Table (GPT)

0
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1answer
149 views

moving/creating new EFI partition to new drive

In a Win 10 workstation I have 4 drives and need some drive/partition guidance. Disk 1 has the 100MB EFI system partition, a 2nd 1.8TB partition with data, and a 450 MB partition following that with ...
0
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1answer
247 views

What are the steps to convert an EBS boot volume from MBR to GPT without data loss? (Using Ubuntu)

I would like to extend one of my Ubuntu servers main/boot drive beyond 2TB. I know that I need to convert the drive to use GPT, and I'm confident that I can extend the size as needed once I'm able to ...
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0answers
57 views

Messy RAID Array creation Needs Clean-up

I'd like some help to understand problems I am currently experiencing with a RAID 1 Array, created from Intel RSTe and managed with mdadm. Overall RAID 1 Configuration Both /dev/sda and /dev/sdb are ...
0
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2answers
450 views

4TB drives only show as 2T in Windows server 2016

I have some 4T SATA drives in GPT, they only be detected as 2T drive under Windows server 2016, but they all be seen as full capacity = 4T under FreeNAS. All the hardware configuration is the same, ...
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2answers
148 views

install grub 0.97 to new 4TB disk

Stooped question but I cant understand why it not work. I have rhel 5.5 kernel 2.18. I clone OS from 750 gb disk to another 4 TB disk. I parted disk to 2 partition. 10gb sda1 40 gb sda2 I clone ...
0
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1answer
151 views

Change name of GPT Partition (not label) under Windows from command line

I need to change the name of a GPT partition (not a filesystem label), and I haven't found any way to do it under Windows, except for this tool. The problem is that it's interactive and doesn't ...
1
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1answer
44 views

How can I make old hardware work with new (large) drives?

Good afternoon, I picked up three Dell Poweredge 1950s and 4 SunFire X2200s from my local surplus store with the intention to finally build that cluster I've been thinking about for a few months. ...
2
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0answers
704 views

Debian - software RAID 1 in UEFI mode

I am a beginner in UEFI, so excuse me if this question is vey simple. I have two 3 TB disks and want to install Debian 9.4 with RAID1 in UEFI mode.After reading all the information I am thinking about ...
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1answer
40 views

How to create software raid on working ubuntu server with gpt?

i have this structure of hdd on my server: fdisk -l Disk /dev/sda: 2.7 TiB, 3000592982016 bytes, 5860533168 sectors Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / ...
1
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1answer
1k views

How to convert MBR to GPT and change from BIOS/legacy boot to UEFI

I am trying to convert a Windows 10 Enterprise VM from BIOS boot to EFI/UEFI. After extensive research I found the built-in "MBR2GPT" tool that MS released with Fall Creators Update: https://docs....
0
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1answer
188 views

GParted shows Raid1 partition as Ext4, how can I correct that?

As I've recently bought some extra disks to store my VM disks redundantly, hoping for some increased read performance and redundancy in case drives fail, I started building a RAID array. I've ...
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0answers
478 views

BTX halted error on FreeBSD

I understand there are a few threads about this out there but my issue seems particular. Recently my boot disk, an SSD, failed and I have just rebuilt it. Given the opportunity, I thought I might go ...
2
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2answers
781 views

What is Grub-install actually doing?

I have a client who accidentally converted the partition table of one of their Linux system from DOS to GPT. Unfortunately, the GRUB version is 2, and the system didn't have a BIOS boot partition for ...
0
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1answer
56 views

Is it not possible to use 4x1TB disks in RAID5, when booting from the same VD?

I've just got a couple of 2010 Dell servers. One of them has 4x 1TB disks. I configured them in the RAID controller to use all of them in RAID5 to give me 3TB of storage + 1TB for parity. There are no ...
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2answers
3k views

Is GPT needed on a 16 TB data disk?

I have made /dev/sdb which is a 16 TB disk using hardware RAID, where I am temped to put XFS directly on /dev/sdb without making partitions. In the future will I need to expand this to double the ...
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2answers
2k views

Ubuntu 16.04 Server new installation can't get past Grub (Probable UEFI issue)

Attempting to install Ubuntu 16.04 Server onto a newly initialised disk. Using UEFI, and a 4.5TB / partition. After installing without issue, on rebooting, the server will not get past Grub. ...
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3answers
935 views

How can I quickly clear GPT partition data from a disk?

I want to do a quick "wipe" of some disks so they look like they're ready to be newly partitioned. Currently there is a GPT partition type on disk, which seems to write some data both at the ...
2
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1answer
46 views

What happens to GPT Partition after OS Reinstallation

I plan to reinstall a server 2008 OS, but i have other 4TB hard disks (G:,H:,I:)with GPT. Would i loose the GPT config and all the data on other drives after reinstalling the OS on C:?
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0answers
636 views

unable to mount XFS after rescue

I am facing strange problem with XFS file system. Below is the exact scenario: I'd a corrupt 2 TB disk with XFS (I/O error), so that decide to rescue data from old disk to new disk. I'd run ddrescue ...
3
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1answer
2k views

Is it possible and wise to put the grub bios partition on a software raid?

in a two disk setup /dev/sda /dev/sdb i created per disk 3 partitions bios_grub 1mb linux raid 512mb md0 (/boot - ext3) linux raid rest md1 (physical volume for lvm) the answer on https://...
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1answer
80 views

How to mark a linux volume as a blank/empty (before deleting partition table)

I have a bunch of disks where the partition tables are very similar (nearly identical) I need to 'erase' these disks, such that when a new partition table is created any volumes that existed prior to ...
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2answers
520 views

4TB drives in RAID 1 with Promise SuperTrak EX8350

Two 4TB drives are connected to a Promise SuperTrak EX8350 controller with the intention of setting-up a RAID 1 array. Before attempting to create any logical drives, the capacities of both drives ...
4
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3answers
11k views

Resizing partition fdisk fails with invalid argument

I recently resized a VPS from a 50GB SSD to a 300GB SSD through my hoster's control panel. I now am trying to resize my main partition with fdisk to be able to use all the new space. However, fdisk ...
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2answers
6k views

How can I create a GPT partition label and mount the partition using it's label in Ubuntu?

I'm trying to assign a partition label to a GPT partition, and use that partition label as an identifier for mounting in Ubuntu 14.04. So first I setup GPT and created a partition on the volume: ~# ...
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1answer
1k views

Installing Server 2012R2 on VM with GPT harddrive issues

So... long story short I'm working on automated installations of Windows Server 2012 R2 on systems with GPT drives both physical and virtual. I haven't brought the disk back down stairs to the ...
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1answer
62 views

Combining partition types lvm

I have an older disk setup that was made with msdos parition types and it appears that they kept growing the same disk in order to grow the lvm however it ran into an issue where it got to 2TB and ...
2
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1answer
2k views

mdadm Software RAID1 with GPT on Debian 8.0 amd64 - Does not boot on disk removal [closed]

INTRO: I have spent countless days attaching/detaching MOLEX->SATA power cables, rebooting machines and trying hundreds of edits and commands. I am on the verge of desperation and desperately in need ...
7
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1answer
2k views

CentOS 7: GPT and software RAID 1 without 'biosboot' partition

I have a CentOS 6 server with software RAID1 (2x3TB): - sda # parted /dev/sda unit s print Model: ATA TOSHIBA DT01ACA3 (scsi) Disk /dev/sda: 5860533168s Sector size (logical/physical): 512B/4096B ...
10
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2answers
6k views

Are there any notable advantages (or disadvantages) to using EFI firmware and GPT boot disks in an ESXi environment?

My basic question is, as the title asks: are there any notable advantages (or disadvantages) to using EFI firmware and GPT boot disks in an ESXi environment? By "notable," I mean anything other than ...
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1answer
3k views

Installing RHEL 5.8 on > 2TB drive

I'm trying to install RHEL 5.8 x64 on Cisco UCS C240 server with 4TB OS Drive. The drive is behind LSI MegaSAS. Before installing RHEL, I booted off from an Ububtu 14.04 Live DVD. Using gparted, ...
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0answers
265 views

DL160 G5 fails to boot CentOS 5.11

I'm trying to install CentOS 5.11 on DL160 G5, with 4 bays holding 3TB sized drives. The installation with default partition layout completes successfully, however on boot I get to a blinking cursor ...
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1answer
110 views

Ubuntu VS Windows partitioning, 2TB limit

I have a server with a 3ware 9690sa-i8 raid card installed. I have configured a raid with a size of 12TB which i would like to use for Windows. It seems whenever the partition table is MSDOS the limit ...
1
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1answer
80 views

4TB USB3 disk compatilibity

We recently bought a USB3 Verbatim Store 'n' Save 4 TB hard disk for offline backups of our backups. It didn't work on the (Linux) server I wanted to use it on and also didn't get it to work on a ...
0
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1answer
1k views

Can a Windows Server 2008 use a GPT-only partition table?

I have here a little bit uncommon system: its primary hard disk can't have an old, DOS (MBR) partition table, only a GPT type. It is an outer restriction, that nothing can be done about. It seems as ...
2
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1answer
3k views

How to reacreate the EFI partiton and mirror and existing system partition of an GPT disk?

I have the following setup (very well possible that this is no good practice but it is the given situation): There were 2 x 3TB dynamic GPT disks in a Windows server, Disk0 with EFI (~200 MB), System ...
0
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1answer
1k views

External HDD wrong size

I have an very interesting problem with a Seagate HDD (3TB): Under Windows the HDD has a size of ~3TB. When I connect it to Ubuntu 14.04 and try to format it with GParted, GParted tells me that the ...
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3answers
1k views

BIOS to UEFI no backup restore possible?

We have a DELL R510 server with Windows SBS 2011 (Data, Exchange, ...), we running out of space on the server. We currently have this configuration: 2x 300GB SAS in RAID 1 2x 2TB SATA in RAID 1 We ...
2
votes
1answer
665 views

Why can't a GPT partitioned disk on SATA be read on USB?

If I GPT partition a 4TB disk when it is connected to SATA, then it works fine. If I take the disk and put in the an USB3 enclosure, then I get [root@localhost liveuser]# sfdisk /dev/sdb sfdisk: ...
0
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1answer
1k views

How to rescue deleted partition table on drive?

I accidentally dd the first 512 bytes using dd if=/dev/zero of=/dev/sdb bs=512 count=1 and the partition table is now gone. Is there ANY way to re-create the partition table. My hard drive is ...
4
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1answer
4k views

setting the 'hidden' attribute on a partion from Linux (parted) isnt respected by Windows?

when I set the 'hidden' flag on a GPT partition it's not respected by Windows 8.1 (Windows attempts to mound, throws UI, etc). However if I set the 'hidden' flag from diskpart.exe it is respected - ...
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1answer
7k views

XenServer 6.2: how to use a partition on install disk as SR?

I'm setting up an old spare server with XenServer 6.2 to run some test VMs and to get some experience on XenServer itself (we're used to our own linux+xen setup and to the usual VMware suspects). ...
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0answers
111 views

Scientific Linux: RAID5 unaccessible after netboot by mistake

A server running old scientific linux 6.0 suffered damage from an enabled netboot during reboot by trying to load some crap from an application server in the same subnet (I saw him stuck somewhere in ...
4
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1answer
7k views

Repair corrupt GPT partition on graid mini disk

I'm trying to repair a GPT corrupt partition table on a graid mini 1TB external hard drive. Here is the report from gdisk: root@philippe-desktop:/home/philippe/thomasdisk# gdisk /dev/sdb GPT fdisk (...
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0answers
308 views

ZFS on >2TB disk in Ubuntu 12.04? [closed]

I just got a 4TB disk and I'm running Ubuntu 12.04. http://www.thegeekstuff.com/2012/08/2tb-gtp-parted/ says you need to partition your disk with GPT if you want to use >2TB (and that you can do this ...
0
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1answer
560 views

lvm-managed gpt partition: partition length exceeds the loop-partition-table-imposed maximum

CentOS 6.4 /dev/sdb is a hardware raid. I'm getting this error reported from 'parted -l': <snip> Model: JetStor JetStor -VOL#000 (scsi) Disk /dev/sdb: 39.0TB Sector size (logical/physical): ...
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3answers
1k views

Recover data on a hard-drive that changed partition table

I changed the partition table on one HDD from GPT to MBR/MSDOS but I realized (too late) that it affected all partitions on the same HDD. Basically I lost data on the secondary partition which I ...
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1answer
985 views

GPT Partition corrupt [closed]

I have a little bit of a story. I spilt hot chocolate on my lovely Lenovo Ultrabook and killed it. I fixed it and put a new keyboard in. Windows was running quite slowly so I went to do the Windows 8 ...
1
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2answers
107 views

Formatting a new disk partition

I just added a new raid1 volume to my Windows 2008 server. The raid sync has just completed so I want to format it. I got this message: That disk will be used just for storage, no need to boot ...
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0answers
316 views

Corrupt XFS header

On my file server I ended up growing the RAID (5) and then I went ahead and deleted and remade the partition holding the XFS filesystem. I used Parted to do this. After parted ran I tried to mount ...
2
votes
2answers
5k views

Is it safe to change the name of a partition in a gpt table using parted?

I guess it IS but I didn't find any explicit statement that changing the name does not affect the data in the partition in the parted documentation and since I could loose a lot of data I want to know ...