$R2S$ Server Memory usage is greater than 90% - awsbsenval000k   
top - 18:40:34 up 82 days, 15:15,  4 users,  load average: 0.58, 0.45, 0.55 
Tasks: 769 total,   1 running, 768 sleeping,   0 stopped,   0 zombie 
%Cpu(s):  0.3 us,  0.2 sy,  0.0 ni, 99.2 id,  0.0 wa,  0.2 hi,  0.1 si,  0.0 st 
MiB Mem : 1023473.+total,  74732.2 free, 930658.4 used,  18082.6 buff/cache 
MiB Swap:   2044.0 total,   2044.0 free,      0.0 used.  82679.0 avail Mem 