maobaolong opened a new pull request, #2176:
URL: https://github.com/apache/incubator-uniffle/pull/2176
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### What changes were proposed in this pull request?
Do not select storage when there is only one storage, this can reduce the
memory cost of `LocalStorageManager#sortedPartitionsOfStorageMap`.
### Why are the changes needed?
Perf for single Local storage
### Does this PR introduce _any_ user-facing change?
No.
### How was this patch tested?
No need.
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