不需掛載就能查看的命令：

1. file
[root@localhost dev]# file -s /dev/sda1
/dev/sda1: Linux rev 1.0 ext4 filesystem data (extents) (huge files)

2.parted
[root@localhost dev]# parted /dev/sda
GNU Parted 1.8.8
Using /dev/sda
Welcome to GNU Parted! Type 'help' to view a list of commands.
(parted) print
Model: VMware, VMware Virtual S (scsi)
Disk /dev/sda: 21.5GB
Sector size (logical/physical): 512B/512B
Partition Table: msdos
Number ?Start ? End ? ? Size ? ?Type ? ? File system ?Flags
1 ? ? ?32.3kB ?206MB ? 206MB ? primary ?ext3 ? ? ? ? boot
2 ? ? ?206MB ? 21.5GB ?21.3GB ?primary ? ? ? ? ? ? ? lvm

3.fdisk
[root@localhost dev]# fdisk -l /dev/sda
Disk /dev/sda: 21.4 GB, 21474836480 bytes
255 heads, 63 sectors/track, 2610 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk identifier: 0x0007c1e8
? Device Boot ? ? ?Start ? ? ? ? End ? ? ?Blocks ? Id ?System
/dev/sda1 ? * ? ? ? ? ? 1 ? ? ? ? ?25 ? ? ?200781 ? 83 ?Linux
/dev/sda2 ? ? ? ? ? ? ?26 ? ? ? ?2610 ? ?20764012+ ?8e ?Linux LVM

需要掛載才能查看的命令：

1.mount
[root@localhost dev]# mount
/dev/mapper/VolGroup00-LogVol00 on / type ext3 (rw)
/proc on /proc type proc (rw)
sysfs on /sys type sysfs (rw)
devpts on /dev/pts type devpts (rw,gid=5,mode=620)
/dev/sda1 on /boot type ext3 (rw)
tmpfs on /dev/shm type tmpfs (rw)
none on /proc/sys/fs/binfmt_misc type binfmt_misc (rw)
sunrpc on /var/lib/nfs/rpc_pipefs type rpc_pipefs (rw)

2.df
[root@localhost dev]# df -T
Filesystem ? ?Type ? 1K-blocks ? ? ?Used Available Use% Mounted on
/dev/mapper/VolGroup00-LogVol00
? ? ? ? ? ? ?ext3 ? ?18320140 ? 3426724 ?13962808 ?20% /
/dev/sda1 ? ? ext3 ? ? ?194442 ? ? 13480 ? ?170923 ? 8% /boot
tmpfs ? ? ? ?tmpfs ? ? ?516908 ? ? ? ? 0 ? ?516908 ? 0% /dev/shm

3.stat
[root@localhost /]# stat -f bin
?File: "bin"
? ?ID: 3ef5d5f4a8cc1340 Namelen: 255 ? ? Type: ext2/ext3
Block size: 4096 ? ? ? Fundamental block size: 4096
Blocks: Total: 4580035 ? ?Free: 3723354 ? ?Available: 3490702
Inodes: Total: 1163264 ? ?Free: 1044678

轉載于:https://blog.51cto.com/wenqiang/1539738

總結

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