Couchdb

Instalación http://docs.couchdb.org/en/2.1.1/install/unix.html
https://www.digitalocean.com/community/tutorials/how-to-install-couchdb-and-futon-on-ubuntu-14-04
Migrar dbs de versiones 1.X a 2.X http://docs.couchdb.org/en/2.1.1/install/upgrading.html
Seguridad http://139.59.143.102:5984/_utils/docs/api/database/security.html#db-security

Hacks que le pueden ocurrir https://malware.news/t/inside-one-xmrig-botnet-miner/17692
https://github.com/apache/couchdb/issues/1074
https://github.com/xmrig/xmrig