total        used        free      shared  buff/cache   available
Mem:           7957         888        5294           4        1773        6769
Swap:             0           0           0
              total        used        free      shared  buff/cache   available
Mem:           7957         952        6723           3         281        6767
Swap:             0           0           0
              total        used        free      shared  buff/cache   available
Mem:           7957        1042         196           4        6719        6615
Swap:             0           0           0
              total        used        free      shared  buff/cache   available
Mem:           7957        1190        6451           4         315        6527
Swap:             0           0           0
              total        used        free      shared  buff/cache   available
Mem:           7957         896        3823           4        3237        6761
Swap:             0           0           0
              total        used        free      shared  buff/cache   available
Mem:           7957         952        6745           4         259        6768
Swap:             0           0           0