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Druid query-cache-total-hitRate is too slow, less than 40%(original data) #10974

@zero-ligg

Description

@zero-ligg

Description

Druid version is 0.14
three broker configuration below:
druid.broker.cache.useCache=true
druid.broker.cache.populateCache=true
druid.cache.sizeInBytes=1G
druid.cache.type=caffeine

But i see query-cache-total-hitRate is about 0.2%, that is too slow.Please help me .
20210310110706
20210310110723

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