jkirk

Maker Faire Vienna 2023 #MFV23

Bei der Maker Faire Vienna 2023 als Maker dabei gewesen sein, war eine unglaublich tolle Erfahrung. Wir haben super spannende Projekte gesehen und tolle Leute kennengelernt!

Vielen Dank an Joanna und Vjara für die Organisation dieses tollen Events und an alle, die mitgeholfen haben.

• https://twitter.com/MakerFaireVIE/status/1653335704909275140
• https://twitter.com/MakerFaireVIE/status/1665422010778890241

jkirk

#!/bin/bash
# See: https://github.com/grml/grml-live/issues/78#issuecomment-641141556

sudo apt update
sudo apt install --yes linux-headers-$(uname -r) gcc
sudo apt install --yes --no-install-recommends zfs-dkms
sudo modprobe zfs
sudo apt install --yes zfsutils-linux

jkirk

Minimal shell (with grml-config)

sudo apt install vim zsh tmux git
wget grml.org/scripts/grml-config.sh
sh ./grml-config.sh
chsh -s /bin/zsh

Startship

jkirk

Lange Nacht der Forschung 2022 (Graz)

Standorte Graz: https://langenachtderforschung.at/region/25

Merkzettel: https://langenachtderforschung.at/merkzettel + https://langenachtderforschung.at/merkzettel/5f7937d294066aed54688ea5dc29dcd3

Programm + Shuttlebusse: https://media.langenachtderforschung.at/doc/rn/25/programm-graz.pdf + https://media.langenachtderforschung.at/doc/rn/25/busplan-graz.pdf

Unibib: https://langenachtderforschung.at/ausstellungsstandort/121: https://langenachtderforschung.at/station/1036 + https://langenachtderforschung.at/station/1051

jkirk

QNAP HDD Recovery Test (encrypted)

Removed HDD-2 from NAS (while running) and plugged into a Sharkoon USB-Bay and tried to recover data.

Tried to assemble all existing volumes:

  % sudo mdadm --assemble --scan
  mdadm: /dev/md/9 has been started with 1 drive (out of 24).
  mdadm: /dev/md/256 has been started with 1 drive (out of 2).

jkirk

Mellanox 100GbE Network Adapter Research

Kernel-Support:

• https://github.com/torvalds/linux/blob/master/drivers/net/ethernet/mellanox/mlx5/core/main.c
• https://github.com/torvalds/linux/commit/d0dd989f97d8d4ca44cd9bf2f34596e159236db2
• https://github.com/torvalds/linux/commit/85327a9c415057259b337805d356705d0d0f4200

Proxmox 6 Kernel:

jkirk

ARA Records Ansible Functions

.zshrc.local:

# ansible ara functions
function ara_playbooks() { ara playbook list --limit ${1:=10} }
function ara_playbooks_checkrun() { ara playbook list --label "check:True" --limit ${1:=10} }
function ara_playbooks_fullrun() { ara playbook list --label "check:True" --limit ${1:=10} }
function ara_last() { ara playbook list --limit 1 -c id -f value }
function ara_hosts_changed() { ara result list --playbook $1 --limit 100 --resolve -c id -c host --changed }

jkirk

https://github.com/StevenBlack/hosts

jkirk

#!/bin/bash
# Inspired from: https://linux.samba.narkive.com/J6bwFGaF/samba-users-list-and-the-date-the-password-will-expire#post15

# Get path to sam.ldb
LDBDIR=$(samba -b | grep 'PRIVATE_DIR' | awk -F ':' '{print $NF}' | sed 's/^ *//g')
if [ -z "${LDBDIR}" ]; then
echo "This is supposed to be a DC, but cannot obtain the Private dir."
echo "Cannot Continue...Exiting."
exit 1
else

jkirk

FOSDEM 2021 Playlist

zeha

• Products versus Protocols: https://fosdem.org/2021/schedule/event/products_vs_protocols/
• Escaping the Cargo Cult: https://fosdem.org/2021/schedule/event/python_escaping_cargo_cult/
• The Evolution of File Descriptor Monitoring in Linux: https://fosdem.org/2021/schedule/event/file_descriptor_monitoring/
• Database Disasters and How to Find Them: https://fosdem.org/2021/schedule/event/postgresql_database_disasters_and_how_to_find_them/