Advances, Systems and Applications
Table 6 Techniques comparison matrix (4 metric workloads)
From: Severity: a QoS-aware approach to cloud application elasticity
Technique | Workload | Overprovisioning | Availability | Rigidness | # of Adaptations | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0-delay | 15-delay | 30-delay | 60-delay | 0-delay | 15-delay | 30-delay | 60-delay | 0-delay | 15-delay | 30-delay | 60-delay | 0-delay | 15-delay | 30-delay | 60-delay | ||
Severity value | Periodically increasing with spikes | -46.2 | -50.5 | -43.4 | -61.2 | 19.0 | 25.0 | 23.2 | 20.0 | 3.9 | 17.9 | 33.3 | 24.2 | 16 | 16 | 27 | 15 |
-9.1 | 15.9 | 31.8 | 9.3 | 47.1 | 51.8 | 52.6 | 41.2 | 50.3 | 75.3 | 75.5 | 68.2 | 63 | 48 | 46 | 38 | ||
Linearly increasing | 10.1 | 0.9 | 22.5 | 19.8 | 61.2 | 46.6 | 47.2 | 41.6 | 0.2 | 13.4 | 13.4 | 15.3 | 23 | 11 | 11 | 11 | |
49.9 | 42.5 | 128.1 | 92.8 | 100.0 | 98.9 | 95.9 | 86.7 | 82.1 | 90.5 | 92.3 | 93.1 | 118 | 65 | 52 | 46 | ||
Periodically increasing with fluctuations | -9.4 | -24.3 | -36.4 | -30.5 | 30.3 | 28.7 | 25.3 | 28.4 | 0.2 | 5.6 | 10.4 | 15.4 | 8 | 8 | 9 | 12 | |
28.6 | 45.0 | 57.7 | 14.7 | 73.0 | 72.3 | 66.1 | 57.4 | 22.7 | 50.5 | 65.7 | 71.2 | 43 | 43 | 42 | 31 | ||
Polarized | -61.9 | -75.8 | - 79.2 | -48.2 | 30.6 | 12.5 | 12.5 | 28.1 | 29.4 | 54.1 | 63.5 | 33.1 | 32 | 32 | 38 | 27 | |
-57.8 | -74.0 | -72.9 | -23.5 | 32.9 | 12.5 | 12.5 | 46.4 | 36.3 | 57.5 | 74.3 | 52.9 | 33 | 34 | 40 | 39 | ||
Maximum attribute control loop | Periodically increasing with spikes | -73.6 | -75.4 | -72.0 | -65.3 | 9.2 | 9.2 | 8.3 | 9.9 | 33.5 | 39.9 | 34.7 | 36.8 | 31 | 30 | 27 | 25 |
-34.9 | -42.9 | -36.3 | -18.3 | 33.0 | 20.4 | 24.4 | 24.6 | 65.0 | 75.5 | 74.2 | 70.0 | 47 | 48 | 46 | 43 | ||
Linearly increasing | 10.1 | 8.1 | 8.8 | -16.3 | 100.0 | 96.6 | 61.7 | 46.0 | 0.2 | 22.2 | 27.7 | 30.1 | 23 | 23 | 21 | 21 | |
50.5 | 48.3 | 43.5 | 66.0 | 100.0 | 99.1 | 95.9 | 87.7 | 12.1 | 40.0 | 89.8 | 91.5 | 31 | 31 | 52 | 45 | ||
Periodically increasing with fluctuations | -11.6 | -13.2 | -35.7 | -38.7 | 34.7 | 32.7 | 14.8 | 23.1 | 3.1 | 12.3 | 15.3 | 24.6 | 12 | 13 | 12 | 20 | |
31.0 | 26.3 | 26.2 | 40.6 | 73.1 | 66.5 | 63.2 | 60.3 | 10.5 | 24.1 | 40.8 | 55.0 | 25 | 23 | 32 | 30 | ||
Polarized | -79.7 | -79.7 | -79.2 | -82.2 | 12.5 | 12.5 | 12.5 | 12.5 | 34.9 | 54.1 | 63.5 | 30.1 | 32 | 32 | 38 | 31 | |
-70.8 | -76.5 | -77.4 | -44.8 | 12.5 | 12.5 | 12.5 | 29.4 | 36.7 | 57.5 | 74.3 | 51.3 | 33 | 34 | 40 | 51 | ||