[Backport 2.x] limit the max value of cluster.max_shards_per_node to avoid int overflow #8933
| Job | Run time |
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| 14m 49s | |
| 50m 0s | |
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| 11m 55s | |
| 52m 41s | |
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| 38m 37s | |
| 3h 32m 22s |
| Job | Run time |
|---|---|
| 11m 4s | |
| 14m 49s | |
| 50m 0s | |
| 10m 36s | |
| 11m 55s | |
| 52m 41s | |
| 10m 34s | |
| 12m 6s | |
| 38m 37s | |
| 3h 32m 22s |