[improve] modify the negativeACK structure to reduce memory overhead #944
| Job | Run time |
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| 1m 44s | |
| 28m 7s | |
| 19m 7s | |
| 16m 11s | |
| 15m 39s | |
| 5m 35s | |
| 11m 42s | |
| 6m 54s | |
| 4m 1s | |
| 10m 53s | |
| 4s | |
| 2h 1m 37s |
| Job | Run time |
|---|---|
| 1m 40s | |
| 1m 44s | |
| 28m 7s | |
| 19m 7s | |
| 16m 11s | |
| 15m 39s | |
| 5m 35s | |
| 11m 42s | |
| 6m 54s | |
| 4m 1s | |
| 10m 53s | |
| 4s | |
| 2h 1m 37s |