Running syslog in a container Members Public

Many linux based applications are built with OS logging facilities in mind - especially syslog. This guide covers how to run syslog on a container workload.

Daniel Nachtrub
Daniel Nachtrub

Setting up a ceph cluster Members Public

Ceph is an open-source storage platform that is built on top of an object storage and provides different ways to build application storage on top. This article will focus on how to deploy a ceph cluster from zero.

Daniel Nachtrub
Daniel Nachtrub
Linux

Adding trusted root ca certificates on linux Members Public

This guide shows how to add trusted root cas on on debian or ubuntu based linux systems to enable seamless TLS encryption using your internal PKI.

Daniel Nachtrub
Daniel Nachtrub

The case of HTTP2 protocol error and chromium net-log Members Public

Migrating some of our internally used services to a new reverse proxy layer i've been struggling with ERR_HTTP2_PROTOCOL_ERROR when accessing a migrated service.

Daniel Nachtrub
Daniel Nachtrub

Ceph - Upgrade feature levels Members Public

Upgrading distributed systems implies running everything so it's compatible. Ceph is using feature maps to ensure compatibility. This article shows how to ugprade the feature level of a ceph cluster.

Daniel Nachtrub
Daniel Nachtrub
Linux

Zabbix 5.2 - Why it's worth upgrading Members Public

Zabbix 5.2 has been released a few weeks ago and brought several improvements that increase management capabilities and support more granular control. A new set of triggers provide a whole new spectrum of alerting in assocation with host specific trends!

Daniel Nachtrub
Daniel Nachtrub
Monitoring

Scripting: FTP Upload behind a firewall Members Public

WinSCP - a small tool to connect to a ftp server in passive mode.

Sebastian Augustin
Sebastian Augustin
Windows

Linux - i/o monitor and test tools Members Public

This post shows a few tools that are useful to check for i/o issues on linux systems by watching current i/o or testing the subsystem explicitly.

Daniel Nachtrub
Daniel Nachtrub
Linux