High Available NginX with KeepaliveD NginX is one of the most popular web server and reverse proxy load balancers. It's widely used to accelerate websites via reverse, caching proxy for HTTP and several other internet
The Orchestrator In this blog post I want to share some ideas on container orchestrations and schedulers. If you haven’t been living in a submarine last several years, you probably know
The power of Metal Here I want to share a success story about OddEye, Â Mouseflow and their infrastructure hosted at LeaseWeb. Recently I was reading lots of articles and stories about docker, container orchestration,
Decommissioning Hadoop DataNodes Graceful decommissioning of a DataNode is a process when data on decommissioning node is moved to another live node and affected node is removed from cluster. In order to enable
Ceph: Why to Use BlueStore Since Luminous release BlueStore is new and the default backend for Ceph OSDs. Previous release uses FileStore backend which stored Ceph object as files utilizing underlying File System usually XFS.
Controlling HBase compactions HBase is an distributed wide column database, designed to perform random read/writes on billions of rows X millions of columns. Optimal read performance comes from having one file per
HBase Hedged Reads Hedged Reads is relatively new feature introduces in Hadoop 2.4 It's simple but quit effective way to speed up heavy and big read requests on HBase . The idea is
