$R2S$Server Memory usage is greater than 90% - awsbryirll0009   
top - 11:50:10 up 79 days, 18:07,  1 user,  load average: 1.34, 1.35, 1.69 
Tasks: 799 total,   3 running, 796 sleeping,   0 stopped,   0 zombie 
%Cpu(s):  1.4 us,  1.1 sy,  0.0 ni, 97.4 id,  0.0 wa,  0.1 hi,  0.1 si,  0.0 st 
MiB Mem : 509825.4 total,  44849.5 free, 447955.9 used,  17020.1 buff/cache 
MiB Swap:   2048.0 total,      0.0 free,   2048.0 used.  47451.1 avail Mem  
 
    PID USER      PR  NI    VIRT    RES    SHR S  %CPU  %MEM     TIME+ COMMAND                                                         
 179564 pgaadm    20   0  410.8g 405.8g   7.0g S  88.2  81.5  44755:47 hdbindexserver                                                  
3344454 sa--appd  20   0   13324   3616   2876 R  23.5   0.0   0:00.04 bash                                                            
3344455 sa--appd  20   0   13324   3620   2876 R  23.5   0.0   0:00.04 bash                                                            
3344453 schakr86  20   0   53324   5164   3716 R  17.6   0.0   0:00.05 top                                                             
 177551 pgaadm    20   0   26.7g  22.6g 265132 S   5.9   4.5   7021:34 hdbnameserver 