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[操作系统][草稿]挂载新硬盘

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xxx@xxx:/dev$ sudo fdisk -l[sudo] password for xxx: Disk /dev/sda: 85.9 GB, 85899345920 bytes255 heads, 63 sectors/track, 10443 cylinders, total 167772160 sectorsUnits = sectors of 1 * 512 = 512 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x0006109e  Device Boot   Start     End   Blocks  Id System/dev/sda1  *    2048  159385599  79691776  83 Linux/dev/sda2    159387646  167770111   4191233  5 Extended/dev/sda5    159387648  167770111   4191232  82 Linux swap / SolarisDisk /dev/sdb: 214.7 GB, 214748364800 bytes255 heads, 63 sectors/track, 26108 cylinders, total 419430400 sectorsUnits = sectors of 1 * 512 = 512 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x00000000Disk /dev/sdb doesn't contain a valid partition tablexxx@xxx:/dev$ sudo fdisk /dev/sdbDevice contains neither a valid DOS partition table, nor Sun, SGI or OSF disklabelBuilding a new DOS disklabel with disk identifier 0xdc2cc610.Changes will remain in memory only, until you decide to write them.After that, of course, the previous content won't be recoverable.Warning: invalid flag 0x0000 of partition table 4 will be corrected by w(rite)Command (m for help): mCommand action  a  toggle a bootable flag  b  edit bsd disklabel  c  toggle the dos compatibility flag  d  delete a partition  l  list known partition types  m  print this menu  n  add a new partition  o  create a new empty DOS partition table  p  print the partition table  q  quit without saving changes  s  create a new empty Sun disklabel  t  change a partition's system id  u  change display/entry units  v  verify the partition table  w  write table to disk and exit  x  extra functionality (experts only)Command (m for help): nPartition type:  p  primary (0 primary, 0 extended, 4 free)  e  extendedSelect (default p): pPartition number (1-4, default 1): 1First sector (2048-419430399, default 2048): Using default value 2048Last sector, +sectors or +size{K,M,G} (2048-419430399, default 419430399): Using default value 419430399Command (m for help): wThe partition table has been altered!Calling ioctl() to re-read partition table.Syncing disks.

 

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For Ubuntu (14.04)

xxx@xxx:/$ df -T /dev/sda1Filesystem   Type 1K-blocks  Used Available Use% Mounted on/dev/sda1   ext4 78310344 5329308 68980064  8% /xxx@xxx:/$ sudo mkfs.ext4 /dev/sdb1 mke2fs 1.42.9 (4-Feb-2014)Filesystem label=OS type: LinuxBlock size=4096 (log=2)Fragment size=4096 (log=2)Stride=0 blocks, Stripe width=0 blocks13107200 inodes, 52428544 blocks2621427 blocks (5.00%) reserved for the super userFirst data block=0Maximum filesystem blocks=42949672961600 block groups32768 blocks per group, 32768 fragments per group8192 inodes per groupSuperblock backups stored on blocks: 	32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632, 2654208, 	4096000, 7962624, 11239424, 20480000, 23887872Allocating group tables: done              Writing inode tables: done              Creating journal (32768 blocks): doneWriting superblocks and filesystem accounting information: done   xxx@xxx:/$ sudo mkdir xhomexxx@xxx:/$ sudo mount /dev/sdb1 /xhomexxx@xxx:/$ sudo vim /etc/fstab # edit file fstab according to the file's original contents.xxx@xxx:/$ sudo mount -a #check if the disk is mounted correctly.