Linux view memory usage status

class:Linux views:85 Author:liufan008
Command
free -h -s 3
Explanation
free : Display system memory usage, including physical memory, swap memory and kernel buffer memory
-h : show human-readable output
-s N(--seconds N) : repeat printing every N seconds
Operation result
              total        used        free      shared  buff/cache   available
Mem:          7.6Gi       2.9Gi       1.1Gi       0.0Ki       3.6Gi       4.5Gi
Swap:            0B          0B          0B

              total        used        free      shared  buff/cache   available
Mem:          7.6Gi       2.9Gi       1.1Gi       0.0Ki       3.6Gi       4.5Gi
Swap:            0B          0B          0B

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