From glance

Total VM :   8.0gb   Sys Mem  :   2.8gb   User Mem:   4.3gb   Phys Mem :  14.0gb
Active VM:   7.7gb   Buf Cache:   4.6gb   Free Mem:   2.3gb   FileCache:      na
MemFS Blk Cnt:               na   MemFS Swp Cnt:               na

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vmstat 1 10
         procs           memory                   page                              faults       cpu
    r     b     w      avm    free   re   at    pi   po    fr   de    sr     in     sy    cs  us sy id
    2     0     0  1538844  589190   47    6     0    0     0    0     5   1143   8148   387  10  1 89
    2     0     0  1538844  589410  312   40    11    0     0    0     0   1729  12014  1193  29  1 70
    2     0     0  1538844  589410  249   32     9    0     0    0     0   1708   9878  1030  20  1 79
    2     0     0  1538844  589403  199   25     8    0     0    0     0   1692   8574  1101  40  0 60
    2     0     0  1538844  589385  159   20     6    0     0    0     0   1701   7167  1001  45  2 53
    2     0     0  1538844  589381  127   16     5    0     0    0     0   1744   6213   943  47  1 52
    3     0     0  2046134  589346  103   12     4    0     0    0     0   1960   5534  1033  46  0 54
    3     0     0  2046134  589308   83    9     3    0     0    0     0   1931   4807   913  53  1 46
    3     0     0  2046134  589248   74   12     3    0     0    0     0   1931   4546   878  54  1 45
    3     0     0  2046134  589165   59    9     3    0     0    0     0   1890   4193   808  46  1 53