test: reduce flakiness of different-registry-per-thread
#6560
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| 1h 8m 28s | |
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| 1m 2s | |
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| 27m 4s | |
| 22s | |
| 24m 17s | |
| 24m 15s | |
| 24m 11s | |
| 23m 59s | |
| 24m 45s | |
| 23m 59s | |
| 7h 42m 24s |