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> On Sun, Apr 27, 2025, 18:37 XiJun Ye wrote:
>
>> I have a question about data consistency. Kafka ISR only determines the
>> time of lag, not the number of messages. Does ack=all require the replicas
>> in the ISR to completely catch up with the number of messages or
I have a question about data consistency. Kafka ISR only determines the time of
lag, not the number of messages. Does ack=all require the replicas in the ISR
to completely catch up with the number of messages or to meet the time
requirement? For example, if there are 3 replicas in the ISR,
min.
