Linux.conf.au 2021 Systems Administration Miniconf
2021-01-23
-- online --
[linux.conf.au 2020, linux.conf.au 2021, Linux.conf.au 2021 Kernel Miniconf, Linux.conf.au 2021 Systems Administration Miniconf, linux.conf.au 2022]
who it's for
system administrators, devops engineers, storage engineers, network engineers, database administrators, site reliability engineers, embedded systems engineers
topics
SMTP-based API provisioning with procmail; Cephadm bootstrap (Octopus); Ceph Dashboard with Prometheus and Grafana; Raspberry Pi cluster management (PicoCluster); MySQL admin practices and Percona XtraBackup; rootless containers with Podman; home border router with WireGuard; LinuxBoot on AArch64 servers; s3fs FUSE semantics and multipart limits; Docker Compose to Swarm deployment; kernel and sysctl tuning for routers; post-mortem config validation generator (protobuf)
| title | author | length |
|---|---|---|
| API != REST - procmail to the rescue | Bruno Cornec, Frédéric Passeron | 21m |
A workshop-on-demand system uses an SMTP-based API instead of HTTPS: the public Netlify front-end sends emails with verbs like create/reset/cleanup, postfix… | ||
| Tips and Tricks for Managing and Administering Ceph Clusters | Michael Hackett | 16m |
Overview of Ceph cluster management with Cephadm introduced in the Octopus release which bootstraps a single-node cluster over SSH, runs daemons in containers… | ||
| Building Raspberry PI Supercomputers | Federico Lucifredi | 22m |
Hands-on recipe for managing Raspberry Pi clusters using PicoCluster images, a central power board and modified Raspbian/Ubuntu OS images; specifics include… | ||
| MySQL for System Administrators | der.hans | 15m |
Shows exactly what to change and where: set a mysql_ps1 prompt to avoid typing on the wrong host, use .my.cnf/mysql_pwd files rather than plaintext passwords… | ||
| Rootless containers with Podman | Steven Ellis | 19m |
Demonstrates running Home Assistant and Mosquitto MQTT as true non-root containers using Podman, showing that containers can be created, started and managed by… | ||
| Building my own border router + a wireguard love story | Arjen Lentz | 45m |
Builds a home border router on a PC Engines APU4d4 running Debian 10 with a PCIe SSD, PPPoE over VLAN2 to NBN HFC, bridged ports for a small switch and jumbo… | ||
| Getting started with LinuxBoot Firmware on AArch64 Server | Naohiro Tamura | 21m |
Boots CentOS 8.2 AArch64 from LinuxBoot flashrom in QEMU on x86_64 by building a single uncompressed EFI image under 16 MB (achieved a 15 MB kernel), expanding… | ||
| A re-introduction to s3fs | Andrew Gaul | 16m |
s3fs is a FUSE filesystem exposing S3 objects with POSIX semantics but with clear limits: no hard links or atomic renames, costly list/stat because each entry… | ||
| Getting started with Docker and Swarm | Matthew Cengia | 14m |
Shows how to get from running a single container to a multi-service app: examples use "docker run --rm -it ubuntu bash", a Dockerfile based on python:alpine… | ||
| The worst outage I never caused | Julien Goodwin | 18m |
A routine config rollout almost drops Google’s global prefixes when an unintended change removes a crucial magic number, but the deploy tool’s delay and a… | ||
| nothing matches | ||