Linux下2TB以上磁盘使用gdisk工具创建GPT分区

[root@elk /]# fdisk -l

 

Disk /dev/vda: 214.7 GB, 214748364800 bytes, 419430400 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

Disk label type: dos

Disk identifier: 0x000bd503

 

   Device Boot      Start         End      Blocks   Id  System

/dev/vda1   *        2048     4196351     2097152   83  Linux

/dev/vda2         4196352   419430399   207617024   8e  Linux LVM

 

Disk /dev/vdb: 4295.0 GB, 4294967296000 bytes, 8388608000 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

 

 

[root@elk /]# gdisk /dev/vdb

GPT fdisk (gdisk) version 0.8.6

 

Partition table scan:

  MBR: not present

  BSD: not present

  APM: not present

  GPT: not present

 

Creating new GPT entries.

 

Command (? for help): p

Disk /dev/vdb: 8388608000 sectors, 3.9 TiB

Logical sector size: 512 bytes

Disk identifier (GUID): 4A4D6462-F55A-48CD-8BE5-D6603FD60B28

Partition table holds up to 128 entries

First usable sector is 34, last usable sector is 8388607966

Partitions will be aligned on 2048-sector boundaries

Total free space is 8388607933 sectors (3.9 TiB)

 

Number  Start (sector)    End (sector)  Size       Code  Name

 

Command (? for help): n

Partition number (1-128, default 1):

First sector (34-8388607966, default = 2048) or {+-}size{KMGTP}:

Last sector (2048-8388607966, default = 8388607966) or {+-}size{KMGTP}:

Current type is 'Linux filesystem'

Hex code or GUID (L to show codes, Enter = 8300): L

0700 Microsoft basic data  0c01 Microsoft reserved    2700 Windows RE         

4200 Windows LDM data      4201 Windows LDM metadata  7501 IBM GPFS           

7f00 ChromeOS kernel       7f01 ChromeOS root         7f02 ChromeOS reserved  

8200 Linux swap            8300 Linux filesystem      8301 Linux reserved     

8e00 Linux LVM             a500 FreeBSD disklabel     a501 FreeBSD boot       

a502 FreeBSD swap          a503 FreeBSD UFS           a504 FreeBSD ZFS        

a505 FreeBSD Vinum/RAID    a580 Midnight BSD data     a581 Midnight BSD boot  

a582 Midnight BSD swap     a583 Midnight BSD UFS      a584 Midnight BSD ZFS   

a585 Midnight BSD Vinum    a800 Apple UFS             a901 NetBSD swap        

a902 NetBSD FFS            a903 NetBSD LFS            a904 NetBSD concatenated

a905 NetBSD encrypted      a906 NetBSD RAID           ab00 Apple boot         

af00 Apple HFS/HFS+        af01 Apple RAID            af02 Apple RAID offline 

af03 Apple label           af04 AppleTV recovery      af05 Apple Core Storage 

be00 Solaris boot          bf00 Solaris root          bf01 Solaris /usr & Mac Z

bf02 Solaris swap          bf03 Solaris backup        bf04 Solaris /var       

bf05 Solaris /home         bf06 Solaris alternate se  bf07 Solaris Reserved 1 

bf08 Solaris Reserved 2    bf09 Solaris Reserved 3    bf0a Solaris Reserved 4 

bf0b Solaris Reserved 5    c001 HP-UX data            c002 HP-UX service      

ed00 Sony system partitio  ef00 EFI System            ef01 MBR partition scheme

ef02 BIOS boot partition   fb00 VMWare VMFS           fb01 VMWare reserved    

fc00 VMWare kcore crash p  fd00 Linux RAID           

Hex code or GUID (L to show codes, Enter = 8300): 8e00

Changed type of partition to 'Linux LVM'

 

Command (? for help): p

Disk /dev/vdb: 8388608000 sectors, 3.9 TiB

Logical sector size: 512 bytes

Disk identifier (GUID): 4A4D6462-F55A-48CD-8BE5-D6603FD60B28

Partition table holds up to 128 entries

First usable sector is 34, last usable sector is 8388607966

Partitions will be aligned on 2048-sector boundaries

Total free space is 2014 sectors (1007.0 KiB)

 

Number  Start (sector)    End (sector)  Size       Code  Name

   1            2048      8388607966   3.9 TiB     8E00  Linux LVM

 

Command (? for help): w

 

Final checks complete. About to write GPT data. THIS WILL OVERWRITE EXISTING

PARTITIONS!!

 

Do you want to proceed? (Y/N): Y

OK; writing new GUID partition table (GPT) to /dev/vdb.

The operation has completed successfully.

[root@elk /]#

[root@elk /]# 


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转载自blog.51cto.com/chenchunjia/2336743
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