Daniel Nachtrub

Kind of likes computers. Linux foundation certified: LFCS / CKA / CKAD / CKS. Microsoft certified: Cybersecurity Architect Expert & Azure Solutions Architect Expert.

Object attribute defaults on terraform - hello simplicity Members Public

Using terraform's object attributes defaults empowers you to create complex input values that still apply default values on a highly granular level. This post shows an example how to use this.

Daniel Nachtrub
Daniel Nachtrub
IaC

Configurable default values on terraform objects Members Public

Creating complex configurations requires many dimensions on the input - this post shows how to take care of default values in such a case to offer users of your code fine grained control without enforcing too much input if not required.

Daniel Nachtrub
Daniel Nachtrub
Terraform

Terraform - applying complex default values Members Public

This post explores handling default values in Terraform. It shows merging default values with instance-specific values, using both native merge and the deepmerge module for recursive merging of nested objects. This approach ensures compact, maintainable code and seamless use of default values.

Daniel Nachtrub
Daniel Nachtrub
Cloud

Ollama fails to utilize GPU after driver update (NVIDIA) Members Public

Ollama can't make use of NVIDIA GPUs when using latest drivers - fix is easy: Downgrade and wait for the next release. :-)

Daniel Nachtrub
Daniel Nachtrub
AI

Kubernetes, blockDevices & denied permissions Members Public

Mounting (block)devices on containers might result in permission errors (Permission denied) if pods have applied a securityContext. It's possible to configure this on containerd and get both of best worlds - fast device access and reduced permissions on containers.

Daniel Nachtrub
Daniel Nachtrub
Container

Enable SR-IOV on Broadcom NICs and configure VF count Members Public

Running broadcom network cards using SR-IOV might require configuration of the cards firmware. This also applies for example if you want to adjust the total number of virtual functions.

Daniel Nachtrub
Daniel Nachtrub
Linux

Multus - pod stuck in terminating state Members Public

Having multus in place, pods might be stuck in starting or terminating state if you made a mistake in the config.

Daniel Nachtrub
Daniel Nachtrub
Kubernetes

Get filesystem access using an ephemeral container in kubernetes Members Public

Sometimes you need to access a containers filesystem but the container itself is eventually distroless or does not offer any shell. Here's how to access the filesystem anyway using ephemeral containers!

Daniel Nachtrub
Daniel Nachtrub
Cloud