linux 查看文件系统类型
原文地址：http://www.cnblogs.com/kysnail/archive/2012/03/25/2417221.html
Linux 查看文件系统的方式有多种，列举如下：
1. mount
:~$ mount /dev/sda1 on / type ext4 (rw,errors=remount-ro,user_xattr) proc on /proc type proc (rw,noexec,nosuid,nodev) none on /sys type sysfs (rw,noexec,nosuid,nodev) none on /sys/fs/fuse/connections type fusectl (rw) none on /sys/kernel/debug type debugfs (rw) none on /sys/kernel/security type securityfs (rw) none on /dev type devtmpfs (rw,mode=0755) none on /dev/pts type devpts (rw,noexec,nosuid,gid=5,mode=0620) none on /dev/shm type tmpfs (rw,nosuid,nodev) none on /var/run type tmpfs (rw,nosuid,mode=0755) none on /var/lock type tmpfs (rw,noexec,nosuid,nodev) none on /lib/init/rw type tmpfs (rw,nosuid,mode=0755) none on /var/lib/ureadahead/debugfs type debugfs (rw,relatime) none on /proc/fs/vmblock/mountPoint type vmblock (rw) binfmt_misc on /proc/sys/fs/binfmt_misc type binfmt_misc (rw,noexec,nosuid,nodev) gvfs-fuse-daemon on /home/kysnail/.gvfs type fuse.gvfs-fuse-daemon (rw,nosuid,nodev,user=kysnail) :~$
2. df
:~$ df -lhT
文件系统 类型 容量 已用 可用 已用% 挂载点
/dev/sda1 ext4 19G 11G 7.8G 57% /
none devtmpfs 498M 248K 497M 1% /dev
none tmpfs 502M 252K 501M 1% /dev/shm
none tmpfs 502M 96K 502M 1% /var/run
none tmpfs 502M 0 502M 0% /var/lock
none tmpfs 502M 0 502M 0% /lib/init/rw
none debugfs 19G 11G 7.8G 57% /var/lib/ureadahead/debugfs
:~$
3. fdisk
:~$ sudo fdisk /dev/sda WARNING: DOS-compatible mode is deprecated. It's strongly recommended to switch off the mode (command 'c') and change display units to sectors (command 'u'). Command (m for help): c DOS Compatibility flag is not set Command (m for help): u Changing display/entry units to sectors Command (m for help): p Disk /dev/sda: 21.5 GB, 21474836480 bytes 255 heads, 63 sectors/track, 2610 cylinders, total 41943040 sectors Units = sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 bytes Disk identifier: 0x00077544 Device Boot Start End Blocks Id System /dev/sda1 * 2048 40105983 20051968 83 Linux /dev/sda2 40108030 41940991 916481 5 Extended /dev/sda5 40108032 41940991 916480 82 Linux swap / Solaris Command (m for help): q
4. file
:~$ sudo file -s /dev/sda /dev/sda: x86 boot sector; partition 1: ID=0x83, active, starthead 32, startsector 2048, 40103936 sectors; partition 2: ID=0x5, starthead 254, startsector 40108030, 1832962 sectors, code offset 0x63 kysnail@ubunkysnail:~$ sudo file -s /dev/sda1 /dev/sda1: Linux rev 1.0 ext4 filesystem data, UUID=4942da40-8a49-4bfd-9dc2-45c906d48413 (needs journal recovery) (extents) (large files) (huge files) :~$
5. parted
:~$ sudo parted
GNU Parted 2.2
使用 /dev/sda
欢迎使用 GNU Parted! 输入 'help'可获得命令列表.
(parted) p
Model: VMware, VMware Virtual S (scsi)
磁盘 /dev/sda: 21.5GB
Sector size (logical/physical): 512B/512B
分区表：msdos
数字 开始： End 大小 类型 文件系统 标志
1 1049kB 20.5GB 20.5GB primary ext4 启动
2 20.5GB 21.5GB 938MB extended
5 20.5GB 21.5GB 938MB logical linux-swap(v1)
(parted)
6. 查看 fstab
# /etc/fstab: static file system information. # # Use 'blkid -o value -s UUID' to print the universally unique identifier # for a device; this may be used with UUID= as a more robust way to name # devices that works even if disks are added and removed. See fstab(5). # # <file system> <mount point> <type> <options> <dump> <pass> proc /proc proc nodev,noexec,nosuid 0 0 # / was on /dev/sda1 during installation UUID=4942da40-8a49-4bfd-9dc2-45c906d48413 / ext4 errors=remount-ro,user_xattr 0 1 # swap was on /dev/sda5 during installation UUID=935fb95d-771f-448e-9d23-4820106e1783 none swap sw 0 0 /dev/fd0 /media/floppy0 auto rw,user,noauto,exec,utf8 0 0