Incrementally Copying (Rsyncing) Files From A Kubernetes Pod
The most obvious choice for moving files in and out of containers is kubectl cp but it just does a straight copy of all the bytes. If you want to backup just a few changed bytes out of several...
Excel and data management - when will they learn?
We’ve written once or twice before about the perils of using Excel for the management of large-scale critical data… but it seems that big organisations and government agencies (who should know...
Why You Should Always Give Lazily Loaded Images A Width & Height
When images are set to load lazily they will only be downloaded when they come into view but what counts as "in view"? It seems Google Chrome only takes the vertical scroll position into account...
Persisting Data Between Steps In BitBucket Pipeline Builds
When using a build pipeline it is common to create some kind of value, like a path, container ID, auth token etc in one step which is then needed in a subsequent step but the whole point of steps...
Using FallbackResource with Apache Header Expressions Causes Weirdness
Recently we needed to set one of our Apache servers to output a HTTP header for a specific URL, a simple task right? Well it turns out it can be a right pain... The server is pretty standard,...
Hunting For Zombie Pods
At almost exactly 0300 (UTC) on the morning of 22/05 our monitoring systems started sending alerts for a handful of websites. They had begun to respond slower. This was very strange, the sites...
Satis Queue Worker
As part of a recent server migration we had to move a Satis instance. The server it was being moved from was a baremetal server, the server it was going to was a Kubernetes cluster, quite...
On server migrations…
Server migration: there’s a term bound to strike fear into the heart. Horror stories of downtime and lost data abound. This post looks at the good and bad of our migration from dedicated to Cloud...