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As we know in Cassandra, there is read repair which is used to make data consistent in quorum write. In Pulsar, let's assume that Write Quorum Size (Qw) is 4, Ack Quorum Size (Qa) is 3. If client try to write msg01 and ack is 2，then this request has been failed. But |
Answered by
jak78
Mar 7, 2023
Replies: 1 comment
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Hi @huangydyn! Pulsar uses BookKeeper as persistence storage, and BookKeeper has an AutoRecovery mechanism. It is responsible for bringing the cluster back to full replication. You will find the documentation here: https://bookkeeper.apache.org/docs/admin/autorecovery/ |
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huangydyn
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Hi @huangydyn! Pulsar uses BookKeeper as persistence storage, and BookKeeper has an AutoRecovery mechanism. It is responsible for bringing the cluster back to full replication. You will find the documentation here: https://bookkeeper.apache.org/docs/admin/autorecovery/
You can also watch this video to know more: https://www.youtube.com/watch?v=w14OoOUkyvo