PostgreSQL locks on an nginx server of mine were through the roof and load had reached 55.0, yet the host only had eight CPUs. Was there some problem, or had a link to our website landed on the front page of the New York Times? A quick look at nginx’s access.log showed a very high […]
snap-sync is a utility that facilitates synchronizing snapshots from a local Btrfs file system to another one (either physically connected to the same machine or on another machine via SSH). Internally it uses snapper to create a local snapshot that functions as a base for incremental Btrfs send/receive to the other volume. Once your first […]
After wasting several hours over each of the last several days troubleshooting this seemingly obscure TLS encryption issue in SSSD I feel compelled to write down some notes. It all started with a switch upgrade in our rack. Two new servers I had just provisioned were failing to find users in our 389 directory server. […]
Selenized is a color scheme developed by Jan Warchoł for terminals, text editors, and other text-based environments that improves on the much earlier Solarized scheme.
AGROVOC is a controlled vocabulary covering all areas of interest of the Food and Agriculture Organization (FAO) of the United Nations, including food, nutrition, agriculture, fisheries, forestry, environment etc. It is published by FAO and edited by a community of experts ¹. At the time of this writing AGROVOC consists of over 36,000 concepts and is […]