創(chuàng)建linux虛擬硬盤

1、創(chuàng)建linux虛擬硬盤creates the linux virtual hard drivecreate a virtual hard driveclose the virtual system running in the vm;2, right-click on the virtual system nameaclcl a hard disk - create a new virtual disk - > scsi - >you can see a new hard disk, hard disk 2, in the hardwarea virtual hard drive

2、is partitioned and formattedcheck the current system for several hard drivesroot # fdisk - 1the first hard drive informationdisk/dev/sda: 36. 4 gb, 36401479680 bytes 255 heads, the 63 sectors/track, 63 cylindersunits 二 cylinders of 16065 * 512 二 8225280 bytesdevice boot end blocks id system/dev/sdal

3、 * 1, 255, 2048256, and linux/ dev/sda2 256 1530 10241437 + 83 linux/ dev/sda3 4296 4425 10442582 linux swap/dev/sda4 1531 4295 22209862 + f win95 ext 'd (lba)/dev/sda5 1531 2805 1024140683 linux/ dev/sda6 2806 4295 11968393 + 83 linuxpartition table entries are not in disk orderthe second hard

4、drive informationdisk/dev/sdb: 36. 7 gb, 36703918080 bytes # # is found/dev/sdb, capacity 36. 7 g, unpartitioned255 heads, the 63 sectors/track, 63 cylindersunits 二 cylinders of 16065 * 512 二 8225280 bytesdisk/dev/sdc doesn't contain a valid partition tablethe second disk has no partition tabler

5、oot linux root # fdisk/dev/sdbpartition the second hard drivethe number of cylinders for this disk is set to 4462there is nothing wrong with that, but this is larger than 1024.and could in certain setups cause problems1) software that runs at boot time2) booting and partitioning software from other

6、oss(dos fdisk, os/2 fdisk)command (m for help) : mthe command actiona toggle a bootable flagb edit bsd disklabelc toggle the dos compatibility flagd delete a partitionlist known partition typesprint this menun add a new partition 0 create a new empty dos partition tableprint the partition tableq qui

7、t without saving changess create a new empty sun disklabelt change a partition's system idu change display/entry unitsverify the partition tablew write table to disk and exitx extra functionality (experts only)command (m for help) : p# # prints the list of partitions currently under the hard dri

8、vedisk/dev/sdb: 36. 7 gb, 36703918080 bytes255 heads, the 63 sectors/track, 63 cylindersunits 二 cylinders of 16065 * 512 二 8225280 bytesdevice boot end blocks id systemcommand (m for help) : n# # adds a partitionthe command actione extendedp primary partition (1-4)# # because you usually choose the

9、primary partition, so you have a p hereppartition number (1-4) : 1 # # is the first one, so choose 1, if it is the second partition, choose 2, and so onfirst cylinder (1 -4462, default 1) : the number of disks that start in # # new partitionusing the default value of 1the last cylinder or + size or

10、+ sizem or + sizek (1 -4462, the default 4462) : if you want to partition 10 g, here can directly in put: + 10240 m, b ecause here is all use hard disk space, use the defaultusing the default value is 4462command (m for help) : pdisk/dev/sdb: 36. 7 gb, 36703918080 bytes255 heads, the 63 sectors/trac

11、k, 63 cylindersunits 二 cylinders of 16065 * 512 二 8225280 bytesdevice boot end blocks id system/ dev/sdbl, 1, 4462, 35840983 + 83 linuxthe first partition here is already sorted, and then you have to write this partition to the hard disk, using wcommand (m for help) : wthe partition table has been a

12、ltered!calling ioctl () to re-read partition tablesyncing disksthe following job is formatting the hard drive, and i'm formatting it in ext3root linux root # mkfs ext3 /dev/sdbl (the original command here is: mke2fs-j/dev/sdbl, try to do no work, change it)mke2fs 1. 32 (2009-nov 2002)filesystem

13、label 二linux os type:block size = 4096 （log 二 2）fragment size 二 4096 （log 二 2）4480448 inodes, 8960245 blocksreserved for the super userthe first data block 二 0274 block groups32768 blocks per group, 32768 fragments per group16352 inodes per groupsuperblock backups stored on blocks:3276& 98304, 1

14、63840, 229376, 294912, 819200, 884736, 1605632,2654208,4096000, 7962624writing inodes tables: donecreate journal （8192 blocks） : donewriting superblocks and filesystem accounting information:donethis filesystem will be automatically checked every 23180 days, it comes first use tune2fs-c or - i to ov

15、erride.check to see if you have the formatroot linux root # fdisk -1disk/dev/sda: 36. 4 gb, 36401479680 bytes255 heads, the 63 sectors/track, 63 cylindersunits 二 cylinders of 16065 * 512 二 8225280 bytesdevice boot end blocks id system/dev/sdal * 1, 255, 2048256, and linux/ dev/sda2 256 1530 10241437

16、 + 83 linux/ dev/sda3 4296 4425 10442582 linux swap/dev/sda4 1531 4295 22209862 + f win95 ext 'd (lba)/dev/sda5 1531 2805 1024140683 linux / dev/sda6 2806 4295 11968393 + 83 linuxpartition table entries are not in disk orderdisk/dev/sdb: 36. 7 gb, 36703918080 bytes255 heads, the 63 sectors/track

17、, 63 cylindersunits 二 cylinders of 16065 * 512 二 8225280 bytesdevice boot end blocks id system/ dev/sdbl, 1, 4462, 35840983 + 83 linuxmount the virtual hard diskthe dividing line is good, and it is formatted here is the mounti will mount/dev/sdbl to/datalroot linux root # mkdir/datal # # first build

18、s the mounted directory datalroot linux root # mount /dev/sdbl / datal # # will mount sdbl to datalfor the uuid of fstab, the method is as follows:1, information about the device file in /dev/disk/by-uuid / # is -1/dev/disk/by - uuid /2, through the blkid command # blkid/dev/sdb5add a new hard drive partition to the fstab table with uuidvi/dev/fstaband then addhere，s an example: find uuid added to fstab and restart