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Daniel Nachtrub

Daniel Nachtrub

Just some guy working with computers.

Relocate pagefile using powershell

Relocate pagefile using powershell

This short guide explains how to set pagefile configuration using powershell.

Daniel Nachtrub
Daniel Nachtrub
Windows
Using AzureCli with command completion on windows

Using AzureCli with command completion on windows

If you're working with azure you're propably also working with AzureCli. This article shows how to get usable command completion on your client.

Daniel Nachtrub
Daniel Nachtrub
Azure
docker daemon not starting after upgrade

docker daemon not starting after upgrade

Having upgraded docker you may come into a situation where the docker daemon itself doesn't start anymore because of an issue with firewalld.

Daniel Nachtrub
Daniel Nachtrub
Container
Docker - Hardening with firewalld

Docker - Hardening with firewalld

Containers are no virtual machines - yet we might want to treat hosts running container workloads like hypervisors and apply limitations on container networking. This guide describes a way to limit container networking on docker based container hosts using firewalld.

Daniel Nachtrub
Daniel Nachtrub
Linux
Nextcloud - NativeReadStream excess data will be lost

Nextcloud - NativeReadStream excess data will be lost

Running nextcloud with smb as external files runs into an issue starting with some of the latest releases - we saw the issue first on release 21.0.1. This guide describes how to implement a workaround until an official fix is available.

Daniel Nachtrub
Daniel Nachtrub
Linux
Ceph - OSD restore performance

Ceph - OSD restore performance

When ceph restores an OSD, performance may seem quite slow. This is due the default settings where ceph has quite conservative values depending on your application workload. Especially if you're running workloads with many small objects (files), the default values may seem too slow.

Daniel Nachtrub
Daniel Nachtrub
Linux
Add bash command auto completion

Add bash command auto completion

Working with latest releases of ubuntu linux shows how well bash command auto completion works. Having seen this feature once you no longer want to miss it. This guide describes how easy auto completion can be added to bash.

Daniel Nachtrub
Daniel Nachtrub
Linux
Creating and mounting filesystems using cephfs

Creating and mounting filesystems using cephfs

Having a ceph cluster cluster up and running you may want to add a filesystem that can be accessed by multiple nodes at the same time (distributed filesystem). This is where cephfs kicks in. Steps required to setup a cephfs and mount it on clients are described in this article.

Daniel Nachtrub
Daniel Nachtrub
Linux