Github user jinxing64 closed the pull request at:
https://github.com/apache/spark/pull/17276
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GitHub user jinxing64 opened a pull request:
https://github.com/apache/spark/pull/17276
[WIP][SPARK-19937] Collect metrics of block sizes when shuffle.
## What changes were proposed in this pull request?
Metrics of blocks sizes(when shuffle) should be collected for later
an
