想知道如何从zookeeper似乎具有主题(T_60036)元数据的独特情况中恢复,但broker没有相应的日志文件,导致生产者失败并出现异常
kafka.common.FailedToSendMessageException
下面是我们注意到的:
在zookeeper中,/brokers/topics/T_60036和/config/topics/T_60036路径都存在。
kafka@kafka-3:~$ /opt/kafka/kafka_2.10-0.8.1.1/bin/zookeeper-shell.sh
localhost:2181 get /brokers/topics/T_60036/partitions/0/state
Connecting to localhost:2181
WATCHER::
WatchedEvent state:SyncConnected type:None path:null
{"controller_epoch":6,"leader":1,"version":1,"leader_epoch":0,"isr":[1,2]}
cZxid = 0x80013308c
ctime = Wed Jun 06 04:55:37 UTC 2018
mZxid = 0x80013308c
mtime = Wed Jun 06 04:55:37 UTC 2018
pZxid = 0x80013308c
cversion = 0
dataVersion = 0
aclVersion = 0
ephemeralOwner = 0x0
dataLength = 74
numChildren = 0
kafka@kafka-3:~$ /opt/kafka/kafka_2.10-0.8.1.1/bin/zookeeper-shell.sh
localhost:2181 get /config/topics/T_60036
Connecting to localhost:2181
WATCHER::
WatchedEvent state:SyncConnected type:None path:null
{"version":1,"config":{}}
cZxid = 0x800132992
ctime = Wed Jun 06 04:55:13 UTC 2018
mZxid = 0x800132992
mtime = Wed Jun 06 04:55:13 UTC 2018
pZxid = 0x800132992
cversion = 0
dataVersion = 0
aclVersion = 0
ephemeralOwner = 0x0
dataLength = 25
numChildren = 0
但没有此主题的日志文件:
kafka@kafka-3:~$ ls -l /var/kafka/topics/T_60036*
ls: cannot access /var/kafka/topics/T_60036*: No such file or directory
我确实读了主题删除here的第二条评论,但我担心它可能会破坏整个集群的稳定。我的问题是,在不重新启动或危害集群的情况下,从zookeeper中删除孤立的zookeeper条目("/config/topics/T_60036“、"/brokers/topics/T_60036")是否安全。
下面是我们的配置
Version: kafka_2.10-0.8.1.1
Cluster Configuration: 4 kafka brokers + 4 zookeeper
Topic Partiton: 1
Topic Replicas: 2
发布于 2018-06-08 04:16:42
这似乎在没有关闭集群的情况下起到了作用:
首先使用0.8.1.1的隐藏功能删除损坏的主题
kafka@kafka-3:~$ /opt/kafka/kafka_2.10-0.8.1.1/bin/kafka-run-class.sh kafka.admin.DeleteTopicCommand --zookeeper localhost:2181 --topic T_60036
重新创建主题
kafka@kafka-3:~$/opt/kafka/kafka_2.10-0.8.1.1/bin/kafka-topics.sh --create --topic T_60036 --zookeeper localhost:2181 --partitions 1 --replication-factor 2
发布于 2021-09-01 01:28:58
我想让人们知道,如果您在较新的集群版本(在2.8版本中测试)中尝试提出的解决方案,使用隐藏功能0.8.1.1 kafka-run-class.sh kafka.admin.DeleteTopicCommand
,这将导致zookeeper主题配置中的状态不一致。
所以我建议你不要这么做。
也许它适用于以前的版本,但不适用于2.8
https://stackoverflow.com/questions/50725488
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