reftable: fix quadratic behavior when re-creating deleted refs #28868
| Job | Run time |
|---|---|
| 8s | |
| 1m 41s | |
| 6m 5s | |
| 4m 39s | |
| 5m 12s | |
| 1m 34s | |
| 7m 31s | |
| 42m 13s | |
| 3m 54s | |
| 31m 43s | |
| 31m 3s | |
| 33m 2s | |
| 59m 21s | |
| 1h 22m 23s | |
| 57m 45s | |
| 28m 7s | |
| 19m 50s | |
| 22m 3s | |
| 43m 21s | |
| 27m 37s | |
| 10m 26s | |
| 25s | |
| 17m 51s | |
| 28m 3s | |
| 18m 30s | |
| -1s | |
| 0s | |
| 7m 6s | |
| 57m 59s | |
| 6m 33s | |
| 8m 6s | |
| 10m 45s | |
| 11m 28s | |
| 9m 9s | |
| 12m 27s | |
| 8m 12s | |
| 25m 51s | |
| 5m 43s | |
| 5m 36s | |
| 5m 57s | |
| 31m 53s | |
| 9m 42s | |
| 10m 4s | |
| 6m 49s | |
| 8m 21s | |
| 11m 59s | |
| 14m 54s | |
| 14h 13m 0s |