Conceptcore
Data skew
Also called hot keys, key skew, reducer load imbalance.
Uneven key frequencies that overload a few reducers and stretch the job's makespan.
Uneven key frequencies that overload a few reducers and stretch the job's makespan.
About this page
The build computes these levels from the evidence in the repository. Each row says what the next level needs. Read what the levels mean.
| Ladder | Level | What the next level needs |
|---|---|---|
| Human proof | H0 no proof |
|
| Lean | L0 no Lean part |
|
| Visual | V0 none |
|
| Writing | W0 stub |
|
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