top - 19:02:18 up 41 min,  2 users,  load average: 0.73, 0.67, 0.31
Tasks:  77 total,   1 running,  76 sleeping,   0 stopped,   0 zombie
%Cpu(s): 94.6 us,  5.4 sy,  0.0 ni,  0.0 id,  0.0 wa,  0.0 hi,  0.0 si,  0.0 st
KiB Mem:   8195964 total,  1714800 used,  6481164 free,      992 buffers
KiB Swap:   385020 total,        0 used,   385020 free.  1260812 cached Mem

  PID USER      PR  NI    VIRT    RES    SHR S %CPU %MEM     TIME+ COMMAND
13782 tomcat8   20   0 5186796 312088  17312 S 99.9  3.8   0:13.92 java
    1 root      20   0   28696   4748   3072 S  0.0  0.1   0:01.12 systemd
    2 root      20   0       0      0      0 S  0.0  0.0   0:00.00 kthreadd
    3 root      20   0       0      0      0 S  0.0  0.0   0:00.30 ksoftirqd/0
    5 root       0 -20       0      0      0 S  0.0  0.0   0:00.00 kworker/0:0H
    6 root      20   0       0      0      0 S  0.0  0.0   0:00.27 kworker/u2:0