The IT Automation Blog - page 11
Pfifo_fast explained
31 May 2021 - Tobias Kempfer
Pfifo_fast is the default qdisc in Linux. It is a classful queing discipline that contains 3 numbers of classes of differing priority that are dequeued in numerical descending order of priority. That is how it is described in the man page. Sounds complicated? Actually it is really simple.
...How S3 Strong Consistency can simplify Terraform remote state locks
30 May 2021 - Tobias Kempfer
AWS introduced strong consistency for S3 in December 2020. This can simplify Terraform remote state locking.
...Discretionary Access Control explained
29 May 2021 - Tobias Kempfer
Discretionary access control is defined as a means of restricting access to objects based on the identity of subjects and/or groups to which they belong.” That may sound complicated but actually it is very simple and we actually use it on a daily basis.
...Declarative Code vs. Imperative Code
28 May 2021 - Tobias Kempfer
There are is a lot of discussion on the internet whether declarative code is superior to imperative code. This blog post will take a different perspective and show that it is not an either/or question.
...IaB (Infrastructure as Bash script)
27 May 2021 - Tobias Kempfer
Infrastructure as Code relies on idempotent scripts. This Article describes some techniques to make bash scripts idempotent.
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