fdisk-Creating partitions

~]# fdisk-l# list partition table

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~]# fdisk/dev/sda# Change the specified disk ~]# cat/proc/partitions confirm the change effect

Change Disk command actions

D (delete a partition): Delete partition

N (add a new partition): Create a new partition

P (Print the partition table): Show existing partitions

Q (quit without saving changes): Do not save exit

W (write table to disk and exit): writes to disk and exits

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Enter n(create partition) carriage return, default p(primary partition), default allocation partition number, use default start sector, allocate space using +size , allocate 10G here

Note: The disk only supports 4 primary Partitions (3 primary partitions +1 extended partitions (N logical partitions)), currently only 2 primary partitions, so the default recommended p (primary partition)

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Enter n(create partition) carriage return, default e(extended partition), automatically assign partition number, use default start and end sectors

Note: Disk only supports4primary partition, currently available3Primary partition (existing2One, new1one), once redistributedP(primary partition) without using the remaining space, the remaining space will no longer be allocated, so the default recommendede(extended partition), allocating all the remaining space to thee(extended partition) that can be used in the futuree(extended partition) based on the partitioning of logical partitions

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Enter n(create partition) carriage return, partitionlogical partition on E (extended partition), allocate space using +size, allocate 5G here

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View the current partition list

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Writes to disk, but is not saved successfully because the device or resource is busy

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~] #cat/proc/partitions(Confirm change effect, no new partition)

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~]# partx-a/DEV/SDA (update partition, 2 times, cat/proc/partitions confirmation again)

~]# kpartx-a/DEV/SDA (update partition)

This article is from the "kim1220" blog, make sure to keep this source http://228984.blog.51cto.com/218984/1769545

fdisk-Creating partitions