Articles
Software-defined wide area networks
A natural consequence of software-defined storage and software-defined data centers is the software-defined wide area network, or the Internet connections between locations and cloud services.
Grafana and time series databases
We look at database back ends for monitoring, alerting, and trending analysis in the Grafana visualization tool.
Take your pick from a variety of AWS databases
We look at the variety of databases available in Amazon Web Services – from relational, to NoSQL, to data warehouses for petabyte data volumes.
Cleaning up your Linux server
Even in the best environments, a little housekeeping is necessary.
OpenStack Trove for users, sys admins, and database admins
Trove brings DBaaS to OpenStack; however, the service needs meaningful configuration for optimum performance.
ZAP provides automated security tests in continuous integration pipelines
Despite the abundance of tools that test code and help improve the effectiveness of a continuous integration pipeline, automated security testing is much more difficult to get right than it might appear.
Nagios on a Rasp Pi 3 with NEMS
We show you how to install and use the NEMS distribution of Nagios network monitoring on a Raspberry Pi.
Manage logical volumes with GUI tools
Linux uses the Logical Volume Manager to manage large hard drives and mass storage clusters efficiently. We look at various graphical tools that help serve up logical volumes and volume groups.
Getting data from AWS S3 via Python scripts
Data on AWS S3 is not necessarily stuck there. If you want your data back, you can siphon it out all at once with a little Python pump.
Credential management with HashiCorp Vault
Admin teams can use secret sharing to centrally manage shared access to user accounts and services. HashiCorp Vault is one of the few tools that has proven effective when it comes to implementing this solution. Here's how to use this open source tool and keep important credentials safe.
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