Intermediate
System Design
Q75 / 100
What is a "hot partition" (hot key) problem in a sharded or partitioned system?
Correct! Well done.
Incorrect.
The correct answer is A) A situation where one partition or key receives a disproportionately large share of traffic, becoming a bottleneck while other partitions are underutilized
A
Correct Answer
A situation where one partition or key receives a disproportionately large share of traffic, becoming a bottleneck while other partitions are underutilized
Explanation
Uneven access patterns (e.g., a celebrity user's data, or a popular product) can overload a single shard; mitigations include better key design, splitting hot keys, or adding caching layers.
Progress
75/100