Top "Apache-zookeeper" questions

Apache ZooKeeper is a distributed service that provides configuration information storage, naming, synchronization, coordination, and group services.

Apache Kafka error on windows - Couldnot find or load main class QuorumPeerMain

I just downloaded Kafka 2.8.0 from Apache website, and I am trying to setup using the instructions given on the website. …

apache-kafka apache-zookeeper
How do I delete a Kafka Consumer Group to reset offsets?

I want to delete a Kakfa consumer group so that when the application creates a consumer and subscribes to a …

apache-kafka apache-zookeeper
Starting Zookeeper Cluster. Error: Could not find or load main class org.apache.zookeeper.server.quorum.QuorumPeerMain

(I'm running on CentOS 5.8). I've been following the direction for a Clustered (Multiserver) Zookeeper Set-up, but getting an error when …

apache cluster-computing apache-zookeeper
How to create a Topic in Kafka through Java

I want to create a topic in Kafka (kafka_2.8.0-0.8.1.1) through java. It is working fine if I create a …

java apache-zookeeper apache-kafka
Zookeeper & Kafka error KeeperErrorCode=NodeExists

I have written a kafka consumer and producer that worked fine until today. This morning, when I started zookeeper and …

windows apache-kafka apache-zookeeper
Why do we need ZooKeeper in the Hadoop stack?

I am new to Hadoop/ZooKeeper. I cannot understand the purpose of using ZooKeeper with Hadoop, is ZooKeeper writing data …

java hadoop apache-zookeeper
Kafka SASL zookeeper authentication

I am facing the following error while enabling SASL on Zookeeper and broker authentication. [2017-04-18 15:54:10,476] DEBUG Size of client …

authentication apache-kafka apache-zookeeper sasl
error while starting kafka broker

I was able to successfully set up zookeeper and one kafka broker yesterday. Everything worked as expected. I shut down …

apache-kafka apache-zookeeper
Rebalancing issue while reading messages in Kafka

I am trying to read messages on Kafka topic, but I am unable to read it. The process gets killed …

message-queue apache-zookeeper flume apache-kafka
How can I delete a data node which is not empty in zookeeper?

For deleting a node in zookeeper from command line interface there is a delete command. When I run it, it …

apache-zookeeper