Zookeeper

Apache Zookeeper vs etcd3

A comparison between distributed coordination giants

Setting up Solr Cloud 6.3.0 with Zookeeper 3.4.6

Apache Solr is an open-source scalable search platform capable of performing indexing, searching and analytical functionalities on a massive scale. It the ability to set up a cluster of Solr servers that combines fault tolerance and high…

Working with simple dockerized Kafka cluster

As a part of my R&D job I need to conduct many data- and messaging-related proof of concepts. Those include experiments with Apache Kafka. To make my life simpler I created a simple tool called KPipes, which can be used to easily start single-node…

Build gozk in OSX El capitan and something about Go/C interactions

Build gozk in OSX El capitan and something abount Go/C interactions

Gozk is a nice golang zookeeper client by call zookeeper raw C client — libzookeeper. Current document for gozk was about…

ZooKeeper Resilience at Pinterest

Raghavendra Prabhu | Pinterest engineer, SRE

Apache ZooKeeper is an open source distributed coordination service that’s popular for use cases like service discovery, dynamic configuration management and distributed locking. While it’s versatile…

Mining Zookeeper’s transaction log to track down bugs

At Midokura, we use Zookeeper to store the virtual network topology and device tables for our SDN product. A couple of weeks ago we started to see an issue on one of our QA environments where our agents, which run on each hypervisor…

docker-compose kafka + zookeeper

The last days I spent a lot of time to make the right configuration for kafka + zookeeper inside of docker container to emulate the production environment that we are going to use in the new our real time platform.

Choosing A Service Discovery System

As part of the series on bootstrapping microservices at Work Market, we’re going to show you the decisions we made, and expose some of the rationale about why we picked what we picked. Keep in mind that these decisions were made in mid-late 2015, so the world may…

ZooKeepers, Puppet Masters and Clouds…

Like many companies today, at Nextdoor we make heavy use of cloud computing to develop and host our service. Leveraging the “cloud” has given us the ability to be flexible and develop rapidly as our user base has grown in the last 12 months. This same…

Read Offset Checkpoint Stored in Kafka

In Kafka 0.8.2+, offset checkpoint is stored in Kafka itself, reducing the dependency on Zookeeper.

Here's how to read the offset checkpoint from the command line:

echo "exclude.internal.topics=false" > myconfig