Created
January 23, 2010 21:00
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| ./redis-stat vmpage samplesize 10000 | |
| Sampling 10000 random keys from DB 0... | |
| Average serialized value size is: 12 | |
| Simulate fragmentation with different page sizes | |
| 8: bytes per page: 4.75, space efficiency: 59.38% | |
| 16: bytes per page: 10.18, space efficiency: 63.60% | |
| 32: bytes per page: 12.10, space efficiency: 37.81% | |
| 64: bytes per page: 12.05, space efficiency: 18.83% | |
| 128: bytes per page: 12.06, space efficiency: 9.43% | |
| 256: bytes per page: 12.09, space efficiency: 4.72% | |
| 512: bytes per page: 12.03, space efficiency: 2.35% | |
| 1024: bytes per page: 11.95, space efficiency: 1.17% | |
| 2048: bytes per page: 12.01, space efficiency: 0.59% | |
| 4096: bytes per page: 12.07, space efficiency: 0.29% | |
| 8192: bytes per page: 11.66, space efficiency: 0.14% | |
| 16384: bytes per page: 12.00, space efficiency: 0.07% | |
| 32768: bytes per page: 12.05, space efficiency: 0.04% | |
| 65536: bytes per page: 12.03, space efficiency: 0.02% | |
| The best compromise between bytes per page and swap file size: 16 |
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