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将另一个驱动器安装到同一目录

tag-icon • tag-icon partitioning mount raid
将另一个驱动器安装到同一目录

我最近购买了一台广告上说是 2TB（2 个 1TB 驱动器）大小的服务器，当我使用它时，它只报告其中一个驱动器，我希望能够将两个驱动器都当作一个驱动器来使用。这是规格...

    sudo lshw -C disk
  *-disk
   description: ATA Disk
   product: TOSHIBA DT01ACA1
   vendor: Toshiba
   physical id: 0.0.0
   bus info: scsi@1:0.0.0
   logical name: /dev/sda
   version: MS2O
   serial: 13EJ81XPS
   size: 931GiB (1TB)
   capabilities: partitioned partitioned:dos
   configuration: ansiversion=5 signature=0005b3dd
  *-disk
   description: ATA Disk
   product: TOSHIBA DT01ACA1
   vendor: Toshiba
   physical id: 0.0.0
   bus info: scsi@4:0.0.0
   logical name: /dev/sdb
   version: MS2O
   serial: 13OX3TKPS
   size: 931GiB (1TB)
   capabilities: partitioned partitioned:dos
   configuration: ansiversion=5 signature=00030e86

和

    fdisk -l

Disk /dev/sdb: 1000.2 GB, 1000204886016 bytes
255 heads, 63 sectors/track, 121601 cylinders, total 1953525168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk identifier: 0x00030e86

   Device Boot      Start         End      Blocks   Id  System
/dev/sdb1   *        4096    41947135    20971520   fd  Linux raid autodetect
/dev/sdb2        41947136  1952468991   955260928   fd  Linux raid autodetect
/dev/sdb3      1952468992  1953519615      525312   82  Linux swap / Solaris

Disk /dev/sda: 1000.2 GB, 1000204886016 bytes
255 heads, 63 sectors/track, 121601 cylinders, total 1953525168 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk identifier: 0x0005b3dd

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *        4096    41947135    20971520   fd  Linux raid autodetect
/dev/sda2        41947136  1952468991   955260928   fd  Linux raid autodetect
/dev/sda3      1952468992  1953519615      525312   82  Linux swap / Solaris

Disk /dev/md2: 978.2 GB, 978187124736 bytes
2 heads, 4 sectors/track, 238815216 cylinders, total 1910521728 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk identifier: 0x00000000

Disk /dev/md2 doesn't contain a valid partition table

Disk /dev/md1: 21.5 GB, 21474770944 bytes
2 heads, 4 sectors/track, 5242864 cylinders, total 41942912 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 4096 bytes
I/O size (minimum/optimal): 4096 bytes / 4096 bytes
Disk identifier: 0x00000000

Disk /dev/md1 doesn't contain a valid partition table

是否可以将两个驱动器都安装到 /Home/ 这样我就会有 2TB 的可用空间？

答案1

不。/home 上有 2TB 空间，你会充分利用所有可能的空间。你会在哪里安装操作系统？

不可以，你不能在一个挂载点上挂载两个设备

但认真地讲，只有当两个非常大的分区共同构成一个 RAID 0 设备时，才有可能将它们一起安装在 /home 上。

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