Johannes Leupolz joleuger

AMD APU Optimization Guide for llama.cpp on SteamOS

This guide documents the process to optimize and run large language models on AMD APUs (specifically 7840U with Radeon 780M, Ayaneo Flip w/ 32GB RAM) using llama.cpp with Vulkan acceleration.

Prerequisites

System Preparation

# Disable read-only filesystem (SteamOS specific)
sudo steamos-readonly disable

Run mdadm - this command is used to manage and monitor software RAID devices in linux.

mdadm --detail /dev/md0 or md<N>

mount -t ext4 /dev/md0 /share/MD0_DATA

Check disks

mdadm --examine /dev/sdd3

"The Buzz" Playstation 2 EU USB controller

Using tool "Simple HID Write"

W: Write
R: Read

W 00 {FF} 00 00 00 // controller 1 red light activate
W 00 {00} 00 00 00 // controller 1 red light deactivate

Installation

Eine VM mit Linux
InfuxDB
Grafana
PHP + CURL

Einrichtung

Datenbank + User in InfluxDB anlegen

Detecting and dealing with weird file name encodings in zip files on Linux

A friend of mine recently asked me for help on a specific zip file that was supposed to contain a bunch of files with japanese names.

No matter what was used to extract or what the system locale was set to, the file names would end up garbled. We tried unzip and 7z to no avail.

After some googling I found guides that explained that you have to prevent 7z from automatically converting to utf8 by unzipping with LC_ALL=C and

Things to remember when compiling/linking C/C++ software

by Angel Leon. March 17, 2015;

Last update on December 14, 2023

Updated on February 27, 2023

Updated August 29, 2019.

If you have two days to learn the very basics of modelling, Domain-Driven Design, CQRS and Event Sourcing, here's what you should do:

In the evenings read the [Domain-Driven Design Quickly Minibook]{http://www.infoq.com/minibooks/domain-driven-design-quickly}. During the day watch following great videos (in this order):

Eric Evans' [What I've learned about DDD since the book]{http://www.infoq.com/presentations/ddd-eric-evans}
Eric Evans' [Strategic Design - Responsibility Traps]{http://www.infoq.com/presentations/design-strategic-eric-evans}
Udi Dahan's [Avoid a Failed SOA: Business & Autonomous Components to the Rescue]{http://www.infoq.com/presentations/SOA-Business-Autonomous-Components}
Udi Dahan's [Command-Query Responsibility Segregation]{http://www.infoq.com/presentations/Command-Query-Responsibility-Segregation}
Greg Young's [Unshackle Your Domain]{http://www.infoq.com/presentations/greg-young-unshackle-qcon08}
Eric Evans' [Acknowledging CAP at the Root -- in the Domain Model]{ht

	[root@plex ~]# cat /etc/systemd/system/minecraft@.service
	[Unit]
	Description=Minecraft Server %i

	[Service]
	WorkingDirectory=/opt/minecraft-%i
	User=mcserver
	Type=forking

	ExecStart=/usr/bin/tmux new-session -s mc-%i -d '/bin/java -Xmx2048M -jar minecraft_server.jar nogui'

	#!/bin/bash
	#set -x
	# -------------------------------------------
	# Vars
	# -------------------------------------------
	SEAFILE_ADMIN=admin@seafile.lan
	SEAFILE_USER=seafile
	SEAFILE_SERVER_NAME=$(hostname -s \| cut -c -16)
	SEAFILE_DNS=$(hostname -i)
	HOSTNAME=$(hostname -i)

	import org.apache.commons.io.FileUtils;
	import org.bouncycastle.bcpg.SymmetricKeyAlgorithmTags;
	import org.bouncycastle.openpgp.*;
	import org.bouncycastle.openpgp.examples.ByteArrayHandler;
	import org.bouncycastle.openssl.PEMReader;
	import org.bouncycastle.util.io.Streams;

	import java.io.*;
	import java.security.NoSuchProviderException;
	import java.security.Security;