How to Check Free Space in Linux

Is is very Important to Know How to check free Space in Linux ?

So, here is a command to check

[] # df -h

Filesystem            Size    Used   Avail    Use%        Mounted on

/dev/sdb1             488M   116M   372M    24%            /mnt

By above we come to know that Partition is /de/sdb1 having  total 488M Size,   used space is 116M and Free Space is 372M
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