$R2S$ Server Memory usage is greater than 90% - awsbkxnval000r   
Memory consumption is as per HANA system utilization. 
 
[dmathur2@awsbkxnval000r ~]$ top 
top - 06:20:32 up 84 days, 22:07,  5 users,  load average: 2.79, 2.83, 2.58 
Tasks: 875 total,   1 running, 874 sleeping,   0 stopped,   0 zombie 
%Cpu(s):  0.7 us,  0.3 sy,  0.0 ni, 98.9 id,  0.0 wa,  0.1 hi,  0.1 si,  0.0 st 
MiB Mem : 509825.4 total,   7717.9 free, 485388.0 used,  16719.5 buff/cache 
MiB Swap:   2044.0 total,      0.3 free,   2043.7 used.   9829.7 avail Mem  
 
    PID USER      PR  NI    VIRT    RES    SHR S  %CPU  %MEM     TIME+ COMMAND                                                  
 296071 patadm    20   0  420.1g 416.3g   6.6g S  34.2  83.6 119316:32 hdbindexserver                                           
 296077 patadm    20   0   32.7g  28.8g   1.0g S   2.6   5.8  20934:03 hdbindexserver                                           
1402534 root      20   0 6864196 286692  26592 S   2.3   0.1 448:08.52 ds_am                                                    
1398432 root      20   0 4644500 529124  32988 S   2.0   0.1 170:22.27 ds_agent                                                 
 295799 patadm    20   0 1699672 597680  40988 S   1.3   0.1   1269:55 hdbpreprocessor                                          
 296084 patadm    20   0 6577844   2.9g 167332 S   1.3   0.6   1903:54 hdbxsengine                                              
 296091 patadm    20   0 5179184   1.7g 166948 S   1.3   0.3   1841:21 hdbxsengine                                              
 302118 patadm    20   0 2320500 572520  39468 S   1.3   0.1   1208:34 hdbdiserver       