linux 查看文件系统 的两种方法

1. df -T -h
2. cat /etc/fstab file system table

[root@localhost test1]# df -T -h
文件系统                类型      容量  已用  可用 已用% 挂载点
/dev/mapper/centos-root xfs        10G  2.2G  7.9G   22% /
devtmpfs                devtmpfs  901M     0  901M    0% /dev
tmpfs                   tmpfs     912M     0  912M    0% /dev/shm
tmpfs                   tmpfs     912M  8.8M  903M    1% /run
tmpfs                   tmpfs     912M     0  912M    0% /sys/fs/cgroup
/dev/sdb5               ext4      2.0G  6.0M  1.8G    1% /disk5
/dev/sdb1               ext4      2.0G  6.0M  1.8G    1% /disk1
/dev/sda1               xfs       197M  123M   75M   63% /boot
tmpfs                   tmpfs     183M     0  183M    0% /run/user/0
tmpfs                   tmpfs     183M     0  183M    0% /run/user/1000
tmpfs                   tmpfs     183M     0  183M    0% /run/user/1001
[root@localhost test1]# cat /etc/fstab

#
# /etc/fstab
# Created by anaconda on Fri Nov 20 22:18:54 2020
#
# Accessible filesystems, by reference, are maintained under '/dev/disk'
# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info
#
/dev/mapper/centos-root /                       xfs     defaults        0 0
UUID=dd5dc158-66a3-4610-ace2-d302d8e6fd87 /boot                   xfs     defaults        0 0
/dev/mapper/centos-swap swap                    swap    defaults        0 0
/dev/sdb1	/disk1	ext4	defaults	1 2
/dev/sdb5	/disk5 	ext4	defaults	1 2
/dev/sdb6	swap	swap	defaults	0 0