Docker health checks
Somehow I missed the news that starting from version 1.12 Docker containers support health checks. Such checks don’t just test if container itself is running, but …
Tag: quick guide
docker-compose for Swarm: docker stack
Imagine you configured your new shiny Docker cluster and now ready to fill it with dockerized applications. How exactly are you going to do that? Not …
Quick intro to Docker Swarm mode
Docker is cool. It is a great tool to pack your application into set of containers, throw them into the host and they’ll just work. However, …
Building VM image with Packer
Quite often building a VM from scratch is not very wise. Unless server configuration is trivial, its provisioning might take significant amount of time. For example, creating an instance …
Using Vagrant for Windows VMs provisioning
Using Vagrant for creating Consul cluster on Linux probably was fun. But what about Windows hosts? Believe it or not, but more than half of developers are …
How to use Vagrant to create Consul cluster
Last two articles about Consul service discovery involved one simple but extremely boring manual task: creating and configuring a cluster. In fact, I had to …
Using Consul for Service Discovery
Imagine your distributed app has two kinds of services: web and db. Both of them are replicated for higher availability, live on different hosts, go …
Visualize Elasticsearch data with Kibana
Today we’ll take a look at the last component of Elastic’s ELK stack – Kibana. Even though Logstash does a great job of processing logs and other …
Processing logs with Logstash
Last time we talked out about Elaticsearch – a hybrid of NoSQL database and a search engine. Today we’ll continue with Elastic’s ELK stack and …
Quick intro to Elasticsearch
So far we’ve been dealing with name-value kind of monitoring data. However, what works well for numeric readings isn’t necessarily useful for textual data. In …