Uploads moved to shared storage, and sessions still tied to whichever host served the previous request. The session store was shared and the cookie was not, which is…
Everything in the provisioning script arrived on the new host, and three things that were not in it did not. A provisioning script describes configuration and a host…
A major distribution upgrade, by rebuild, with no changes to the provisioning script at all. A provisioning script that is exercised monthly is a script that works when…
A systemd unit enabled and running for five years, consuming a gigabyte, serving a feature that was removed in 2021. Nothing alerts on a service that is working…
A major distribution release, and a rebuild rather than an upgrade, which took four hours because the provisioning script had been fixed in February. The February exercise is…
A rebuilt host that dropped connections under load, and a kernel parameter set by hand in 2020. Diffing the full kernel parameter set between the old and new…