iSCSI boasts strong IO performance among many network storage sharing solutions. This article discusses how to configure an iSCSI initiator to discover and connect to a target, plus a little info regarding mkfs and fstab.
ownCloud is a very minimalistic cloud storage solution with great plugins like OnlyOffice and Impersonate.
Grafana and Prometheus are good monitoring tools. With the use of Docker, the deployment of these two gets way easier.
This article introduces two methods for getting SSL certificates for Apache, one by HTTP challenge, and the other by DNS validation. These methods also apply to Nginx.