Re: Ack mode of individual pulsar

2018-07-11 Thread li.peng...@zhaopin.com.cn
Thanks! I try to read the source code of ManagedCursor in pulsar project. I'm aready pull source code success. i tried branch master 2.1 2.0 , is any source code submit not yet? example import org.apache.bookkeeper.mledger.proto.MLDataFormats; I can't find source code in package org.apache

Re: Ack mode of individual pulsar

2018-07-11 Thread Sijie Guo
+users@pulsar In the context of pulsar, when a consumer acks a message, it doesn’t remove entries from bookkeeper. Instead, for each subscription at pulsar, pulsar brokers use a separate ledger for storing the acknowledgments for each subscription. When a broker receives individual acks, it writes

Ack mode of individual pulsar

2018-07-11 Thread li.peng...@zhaopin.com.cn
In introduce of pulsar, i interest in ack mode of individual. I know that pulsar use bookkeeper to store messages, and entries in bookkeeper write only once. so i want to know how pulsar server do message ack in individual mode. if ack failed, how long will i receive the message again.