domingo, 8 de septiembre de 2019

Creando particiones en un disco de 4TB con parted

Se van a crear dos particiones, una de 512GB y otra usando el resto de espacio disponible.

# parted /dev/sde
GNU Parted 3.2
Using /dev/sde
Welcome to GNU Parted! Type 'help' to view a list of commands.
(parted) print                                                            
Model: ATA WDC WD40EFRX-68W (scsi)
Disk /dev/sde: 4001GB
Sector size (logical/physical): 512B/4096B
Partition Table: loop
Disk Flags: 

Number  Start  End     Size    File system  Flags
 1      0.00B  4001GB  4001GB  xfs

(parted) mklabel gpt                                                  
Warning: The existing disk label on /dev/sde will be destroyed and all data on this disk will be lost. Do you want to continue?
Yes/No? yes                                                               
(parted) unit TB                                                          
(parted) mkpart primary 0.0GB 512.0GB
(parted) print                                                            
Model: ATA WDC WD40EFRX-68W (scsi)
Disk /dev/sde: 4.00TB
Sector size (logical/physical): 512B/4096B
Partition Table: gpt
Disk Flags: 

Number  Start   End     Size    File system  Name     Flags
 1      0.00TB  0.51TB  0.51TB               primary

(parted) quit                                                             
Information: You may need to update /etc/fstab.
# parted /dev/sde
GNU Parted 3.2
Using /dev/sde
Welcome to GNU Parted! Type 'help' to view a list of commands.
(parted) print                                                            
Model: ATA WDC WD40EFRX-68W (scsi)
Disk /dev/sde: 4001GB
Sector size (logical/physical): 512B/4096B
Partition Table: gpt
Disk Flags: 

Number  Start   End    Size   File system  Name        Flags
 1      1049kB  512GB  512GB               WDred4TBn1
# parted --align optimal /dev/sde
GNU Parted 3.2
Using /dev/sde
Welcome to GNU Parted! Type 'help' to view a list of commands.
(parted) print
Model: ATA WDC WD40EFRX-68W (scsi)
Disk /dev/sde: 4001GB
Sector size (logical/physical): 512B/4096B
Partition Table: gpt
Disk Flags: 

Number  Start   End    Size   File system  Name        Flags
 1      1049kB  512GB  512GB               WDred4TBn1

(parted) align-check opt 1
1 aligned
(parted) unit tb
(parted) mkpart primary 512.0GB
End? 4.0TB                                                                
(parted) print                                                            
Model: ATA WDC WD40EFRX-68W (scsi)
Disk /dev/sde: 4.00TB
Sector size (logical/physical): 512B/4096B
Partition Table: gpt
Disk Flags: 

Number  Start   End     Size    File system  Name        Flags
 1      0.00TB  0.51TB  0.51TB               WDred4TBn1
 2      0.51TB  4.00TB  3.49TB               primary

(parted) name 2 WDred4TBn2                                                
(parted) print                                                            
Model: ATA WDC WD40EFRX-68W (scsi)
Disk /dev/sde: 4.00TB
Sector size (logical/physical): 512B/4096B
Partition Table: gpt
Disk Flags: 

Number  Start   End     Size    File system  Name        Flags
 1      0.00TB  0.51TB  0.51TB               WDred4TBn1
 2      0.51TB  4.00TB  3.49TB               WDred4TBn2

(parted) align-check                                                      
alignment type(min/opt)  [optimal]/minimal? opt                           
Partition number? 2                                                       
2 aligned
(parted) align-check opt 1
1 aligned
(parted) quit