Showing entries 1 to 1
Displaying posts with tag: etcd (reset)
Setting up Etcd cluster with DNS discovery

Setting up an etcd cluster with DNS discovery may be challenging. There are several building blocks:

  • Etcd – a distributed key value store
  • Amazon EC2 – cloud computing provider
  • Cloudflare – DNS provider
  • Chef – for configuring individual nodes

Each of them has their pitfalls, we will guide you through whole process.

DNS discovery

Any clustered system needs a way to maintain a list of nodes in a cluster. Usually you need to specify all cluster members when starting a node. This is the way zookeeper and consul works. Effectively you have redundancy in configuration – the list of nodes is stored on every node. The list must be consistent and it’s difficult to maintain it especially if the cluster …

[Read more]
Showing entries 1 to 1