Questions tagged [apache-zookeeper]
Apache ZooKeeper is a distributed service that provides configuration information storage, naming, synchronization, coordination, and group services.
apache-zookeeper
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error in linking zookeeper-client-c: unresolved symbols
so i have a simple module in C++ which uses some of the zookeeper-client-c API, particularly the functions:
zoo_exists, zoo_create, zoo_get_children, zoo_get, zookeeper_init, zookeeper_close
and ...
- 321
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Does zookeeper preserver order when moving sessions?
In the zookeeper book it says:
When a client creates a ZooKeeper handle using a specific language
binding, it establishes a session with the service. The client
initially connects to any server in ...
- 67
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kafka broker restart failed without me knowing why
I'm facing an issue with my 3-node Kafka cluster, and perhaps you can help me troubleshoot.
Several times a day, I notice that my Kafka service restarts on my servers, and I'm struggling to understand ...
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How to set a multiline value to a znode?
I have a znode as this:
[zk: localhost:2181(CONNECTED) 13] get /myapp/columns
column1 String
column2 Int64
I'd like to change column2 to String however I don't know how to have multiline.
[zk: ...
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Zookeeper Error - server is not starting upon the using zookeeper-server-start.bat with the required properties file as input
I am trying to execute the following command:
zookeeper-server-start.bat ....\config\zookeeper.properties
while being inside the kafka\bin\window directory
and while running the command I am getting ...
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Is there a compatibility matrix between apache curator and apache zookeeper?
I have a zookeeper running which is versioned 3.9.2,
but unfortunately, apache curator dependencies for the clients haven't been upgraded.
I would like to know what is the compatible version of apache ...
- 5,781
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Clone a Kafka / ZooKeeper cluster for testing
I have started at a new company, and they only have two environments, one is a test environment and the other is a Prod environment. In the test environment, lots of development teams are using this ...
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Zookeeper fails to start in Windows 10
After doing then the necessary setup for Kafka in Windows 10 as a single node setup, I am trying to start Zookepeer using the command as explained in Prashant Pandey's tutorial but I continue to get ...
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36
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Authenticate Kafka with SASL using JAAS error
I'm trying to setup Kafka and Zookeeper with SASL authentication. My goal is to be able to enable authentication for Kafka so I can manage it with Kafka UI. However, I have been struggling and cannot ...
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How to changes servers for an existing Solr Cloud Collection
Context:
My company is using Solr 7.0 in cloud mode, kept in sync by a Zookeeper ensemble; 3 Solr nodes, 3 Zookeeper nodes; 1 collection, 1 shard, 3 replicas (each replica on one of the Solr instances)...
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labs.play-with-docker.com Session timed out! Your session has expired and all of your instances have been deleted
When I use an online lab environment through my browser: https://labs.play-with-docker.com/, I can start the container when I execute the docker-compose.yml file through the docker-compose up -d ...
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Where is Cassandra useful if it has no concept of Isolation Levels?
I read here that Cassandra has no concept of Isolation Levels and that you need to use External Locking(say Zookeeper) to enforce any kind of locking, which will magnify the latency manyfold.
I wonder,...
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About ZK with snapshot startup failure problem
zk version: 3.8.3
3.8.3-6ad6d364c7c0bcf0de452d54ebefa3058098ab56, built on 2023-10-05 10:34 UTC
first of all
my zk cluster crushed, and i want to findout the reason.
i dump the snapshot and datalog ...
- 11
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use dubbo-go as client to call java springboot registered method in zookeeper error
I have a Spring Boot service that has registered some methods with ZooKeeper through Dubbo, and here is the configuration file for that service.
spring:
cloud:
zookeeper:
connect-string: ...
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Multiple instances of springboot running on same database - best way to handle concurrent db access
We have an environment where we run multiple spring boot web services all linked to a single database schema. All of them are registered to Eureka and a gateway is responsible of accepting client ...
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