Details
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Type:
Improvement
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Status: Resolved
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Priority:
Major
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Resolution: Fixed
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Affects Version/s: None
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Fix Version/s: 8.x, master (9.0)
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Component/s: None
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Labels:None
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Lucene Fields:New
Description
{heapPointWriter}
is always created with the same init size and max size. It might make sense to change the implementation to use a byte array instead of a growable structure as it has now. This seems to improve performance:
| Approach | Index time (sec): Dev | Index Time (sec): Base | Index Time: Diff | Force merge time (sec): Dev | Force Merge time (sec): Base | Force Merge Time: Diff | Index size (GB): Dev | Index size (GB): Base | Index Size: Diff | Reader heap (MB): Dev | Reader heap (MB): Base | Reader heap: Diff |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| points | 122.1s | 147.0s | -17% | 51.9s | 70.5s | -26% | 0.55 | 0.55 | 0% | 1.57 | 1.57 | 0% |
| shapes | 211.1s | 244.6s | -14% | 121.1s | 135.0s | -10% | 1.29 | 1.29 | 0% | 1.61 | 1.61 | 0% |
| geo3d | 154.2s | 186.6s | -17% | 63.4s | 82.8s | -23% | 0.75 | 0.75 | 0% | 1.58 | 1.58 | 0% |
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