$R2S$Server Memory usage is greater than 90% - awsbrzirll000w   
top - 18:44:27 up 21 days,  1:05,  3 users,  load average: 1.32, 1.47, 1.56 
Tasks: 836 total,   1 running, 835 sleeping,   0 stopped,   0 zombie 
%Cpu(s):  1.5 us,  0.1 sy,  0.0 ni, 98.2 id,  0.0 wa,  0.2 hi,  0.0 si,  0.0 st 
MiB Mem : 983152.9 total,  71143.7 free, 886275.2 used,  25734.0 buff/cache 
MiB Swap:   2048.0 total,   2048.0 free,      0.0 used.  80357.0 avail Mem  
 
    PID USER      PR  NI    VIRT    RES    SHR S  %CPU  %MEM     TIME+ COMMAND                                                                                         
  40775 pjeadm    20   0  832.8g 828.9g   6.9g S  77.9  86.3  85286:24 hdbindexserver                                                                                  
  38595 pjfadm    20   0   12.0g   7.2g 911040 S   7.6   0.8   1233:58 hdbnameserver                                                                                   
 944729 root      20   0 4405680 492704  41040 S   6.9   0.0 460:43.68 ds_agent                                                                                        
1750051 root      20   0 6427716 589252  66952 S   3.6   0.1 183:09.53 ds_am                                                                                           
  40672 pjeadm    20   0   26.9g   9.9g 710448 S   1.3   1.0 427:37.25 hdbdocstore                                                                                     
  40495 pjfadm    20   0 3058616 800744 107764 S   1.0   0.1 251:29.64 hdbcompileserve                                                                                 
  40821 pjeadm    20   0   24.9g   7.9g 616900 S   1.0   0.8 378:16.37 hdbxsengine                                                                                     
  43223 pjeadm    20   0 2482808 846152 233784 S   1.0   0.1 246:18.97 hdbdiserver                                                                                     
  43506 pjfadm    20   0 2936048   1.1g 232500 S   1.0   0.1 260:58.95 hdbwebdispat