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Table 3 Overhead and benefit of monitors in local lab network. For Conjunctive and Weather Monitoring, PUT percentage is 50%

From: Using weaker consistency models with monitoring and recovery for improving performance of key-value stores

Latency (ms) Application Client/ server Monitor N3R1W1 N3R2W2 N3R1W3
     Server Overhead (%) App Server Overhead (%) App Benefit (%) Server Overhead (%) App Benefit (%)
50 Conjunctive 20 Yes 821 −0.2 470 842 0.6 375 25.3 588 3.3 337 40.7
    No 819   470 847   375   608   334  
  Weather Monitoring 20 Yes 924 0.2 454 795 7.1 345 27.2 628 3.2 312 45.0
    No 926   453 856   357   649   313  
  Social Media Analysis 10 Yes 560 0.2 258 367 0.5 156 65.4 344 7.8 174 47.4
    No 561   267 369   156   373   175  
100 Conjunctive 20 Yes 476 0.4 270 491 −0.2 218 23.3 354 0.0 191 42.1
    No 478   271 490   219   354   190  
  Weather Monitoring 20 Yes 544 0.7 266 500 1.0 209 28.5 371 0.8 176 49.4
    No 548   273 505   207   374   178  
  Social Media Analysis 10 Yes 287 0.0 135 236 0.0 74 80 185 −0.5 86 60.7
    No 287   133 236   75   184   84