The Linux fdisk command is detailed

fdisk Common command parameters

-b< partition size;: Specifies the size of each partition;-L: Lists the partition table health of the specified peripheral device;-s< partition number;: Outputs the specified partition size to the standard output, The unit is a chunk;-u: With the "-L" parameter list, the number of partitions is substituted by the number of columns to represent the starting address of each partition;-V: Displays version information 

 

commonly used commands show:

 

View the new disk information

[[email protected] omc]# fdisk-l 

Operation of one disk

[[email protected] omc]# fdisk/dev/sda2 

Enter p to list the current partition of the disk:

Enter n create a new disk partition, first set up two primary disk partitions:

Confirm that the partition was established successfully:

Then create a logical partition:

Confirm that the extended partition was established successfully:

To establish two logical partitions on an extended partition:

Confirm that the logical partition was established successfully:

Note: The disk number of the primary and extended partitions is 1-4, which means that there are up to 4 primary partitions or extended partitions, and the logical partition starts with a disk number of 5, so there is no SDB4 in this experiment.

Finally, the partition operation is saved:

After the partition is established, we also need to format the partition to use the disk in the system.

To establish the ext2 partition on SDB1:

[Email protected] ~]# MKFS.EXT4/DEV/SDB1

Set up two directories /oracle and /web mount the newly created two partitions to the system:

[[email protected] ~]# mkdir/oracle[[email protected] ~]# mkdir/web[[email protected] ~]# Mount/dev/sdb1/oracle[[email Protected] ~]# Mount/dev/sdb6/web

View partition Mount conditions

If you need to automatically mount the boot every time you need to modify /etc/fstab the file, add two lines of configuration:

The Linux fdisk command is detailed