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-rw-r--r--about/resources.md206
-rw-r--r--gemfeed/2025-12-24-x-rag-observability-hackathon.md4
-rw-r--r--index.md2
-rw-r--r--uptime-stats.md2
4 files changed, 107 insertions, 107 deletions
diff --git a/about/resources.md b/about/resources.md
index 286fbd49..d7a0e0b7 100644
--- a/about/resources.md
+++ b/about/resources.md
@@ -35,110 +35,110 @@ You won't find any links on this site because, over time, the links will break.
In random order:
-* Effective Java; Joshua Bloch; Addison-Wesley Professional
+* Distributed Systems: Principles and Paradigms; Andrew S. Tanenbaum; Pearson
+* Terraform Cookbook; Mikael Krief; Packt Publishing
+* Polished Ruby Programming; Jeremy Evans; Packt Publishing
+* Pro Puppet; James Turnbull, Jeffrey McCune; Apress
+* Tmux 2: Productive Mouse-free Development; Brain P. Hogan; The Pragmatic Programmers
+* The Practise of System and Network Administration; Thomas A. Limoncelli, Christina J. Hogan, Strata R. Chalup; Addison-Wesley Professional Pro Git; Scott Chacon, Ben Straub; Apress
+* Raku Recipes; J.J. Merelo; Apress
* Java ist auch eine Insel; Christian Ullenboom;
+* DNS and BIND; Cricket Liu; O'Reilly
+* Hands-on Infrastructure Monitoring with Prometheus; Joel Bastos, Pedro Araujo; Packt
+* DevOps And Site Reliability Engineering Handbook; Stephen Fleming; Audible
+* Systemprogrammierung in Go; Frank Müller; dpunkt
+* Seeking SRE: Conversations About Running Production Systems at Scale; David N. Blank-Edelman; eBook
+* Programming Perl aka "The Camel Book"; Tom Christiansen, brian d foy, Larry Wall & Jon Orwant; O'Reilly
+* Ultimate Go Notebook; Bill Kennedy
* The Docker Book; James Turnbull; Kindle
+* Effective Java; Joshua Bloch; Addison-Wesley Professional
+* Leanring eBPF; Liz Rice; O'Reilly
+* Perl New Features; Joshua McAdams, brian d foy; Perl School
+* Chaos Engineering - System Resiliency in Practice; Casey Rosenthal and Nora Jones; eBook
+* Learn You Some Erlang for Great Good; Fred Herbert; No Starch Press
+* Site Reliability Engineering; How Google runs production systems; O'Reilly
+* Think Raku (aka Think Perl 6); Laurent Rosenfeld, Allen B. Downey; O'Reilly
+* 21st Century C: C Tips from the New School; Ben Klemens; O'Reilly
+* Clusterbau mit Linux-HA; Michael Schwartzkopff; O'Reilly
+* Amazon Web Services in Action; Michael Wittig and Andreas Wittig; Manning Publications
+* 100 Go Mistakes and How to Avoid Them; Teiva Harsanyi; Manning Publications
+* Concurrency in Go; Katherine Cox-Buday; O'Reilly
* Learn You a Haskell for Great Good!; Miran Lipovaca; No Starch Press
* Funktionale Programmierung; Peter Pepper; Springer
-* Developing Games in Java; David Brackeen and others...; New Riders
-* Programming Perl aka "The Camel Book"; Tom Christiansen, brian d foy, Larry Wall & Jon Orwant; O'Reilly
+* Higher Order Perl; Mark Dominus; Morgan Kaufmann
+* Kubernetes Cookbook; Sameer Naik, Sébastien Goasguen, Jonathan Michaux; O'Reilly
+* Object-Oriented Programming with ANSI-C; Axel-Tobias Schreiner
* Programming Ruby 3.3 (5th Edition); Noel Rappin, with Dave Thomas; The Pragmatic Bookshelf
+* The Go Programming Language; Alan A. A. Donovan; Addison-Wesley Professional
* Effective awk programming; Arnold Robbins; O'Reilly
-* Seeking SRE: Conversations About Running Production Systems at Scale; David N. Blank-Edelman; eBook
+* The DevOps Handbook; Gene Kim, Jez Humble, Patrick Debois, John Willis; Audible
* Go Brain Teasers - Exercise Your Mind; Miki Tebeka; The Pragmatic Programmers
-* Hands-on Infrastructure Monitoring with Prometheus; Joel Bastos, Pedro Araujo; Packt
-* Higher Order Perl; Mark Dominus; Morgan Kaufmann
-* Site Reliability Engineering; How Google runs production systems; O'Reilly
+* Data Science at the Command Line; Jeroen Janssens; O'Reilly
* C++ Programming Language; Bjarne Stroustrup;
-* Raku Recipes; J.J. Merelo; Apress
-* The Go Programming Language; Alan A. A. Donovan; Addison-Wesley Professional
-* Leanring eBPF; Liz Rice; O'Reilly
-* Modern Perl; Chromatic ; Onyx Neon Press
* Raku Fundamentals; Moritz Lenz; Apress
* The KCNA (Kubernetes and Cloud Native Associate) Book; Nigel Poulton
-* Object-Oriented Programming with ANSI-C; Axel-Tobias Schreiner
-* Chaos Engineering - System Resiliency in Practice; Casey Rosenthal and Nora Jones; eBook
-* DNS and BIND; Cricket Liu; O'Reilly
-* Terraform Cookbook; Mikael Krief; Packt Publishing
-* The Pragmatic Programmer; David Thomas; Addison-Wesley
-* Think Raku (aka Think Perl 6); Laurent Rosenfeld, Allen B. Downey; O'Reilly
-* The Practise of System and Network Administration; Thomas A. Limoncelli, Christina J. Hogan, Strata R. Chalup; Addison-Wesley Professional Pro Git; Scott Chacon, Ben Straub; Apress
-* Concurrency in Go; Katherine Cox-Buday; O'Reilly
-* Learn You Some Erlang for Great Good; Fred Herbert; No Starch Press
-* Tmux 2: Productive Mouse-free Development; Brain P. Hogan; The Pragmatic Programmers
-* 21st Century C: C Tips from the New School; Ben Klemens; O'Reilly
-* Ultimate Go Notebook; Bill Kennedy
-* DevOps And Site Reliability Engineering Handbook; Stephen Fleming; Audible
-* Data Science at the Command Line; Jeroen Janssens; O'Reilly
-* The Kubernetes Book; Nigel Poulton; Unabridged Audiobook
-* Distributed Systems: Principles and Paradigms; Andrew S. Tanenbaum; Pearson
-* Pro Puppet; James Turnbull, Jeffrey McCune; Apress
-* Polished Ruby Programming; Jeremy Evans; Packt Publishing
-* Systemprogrammierung in Go; Frank Müller; dpunkt
-* Amazon Web Services in Action; Michael Wittig and Andreas Wittig; Manning Publications
-* 100 Go Mistakes and How to Avoid Them; Teiva Harsanyi; Manning Publications
-* Systems Performance Tuning; Gian-Paolo D. Musumeci and others...; O'Reilly
-* Perl New Features; Joshua McAdams, brian d foy; Perl School
-* Clusterbau mit Linux-HA; Michael Schwartzkopff; O'Reilly
-* The DevOps Handbook; Gene Kim, Jez Humble, Patrick Debois, John Willis; Audible
-* Kubernetes Cookbook; Sameer Naik, Sébastien Goasguen, Jonathan Michaux; O'Reilly
* 97 things every SRE should know; Emil Stolarsky, Jaime Woo; O'Reilly
+* Systems Performance Tuning; Gian-Paolo D. Musumeci and others...; O'Reilly
+* The Kubernetes Book; Nigel Poulton; Unabridged Audiobook
+* Developing Games in Java; David Brackeen and others...; New Riders
+* Modern Perl; Chromatic ; Onyx Neon Press
+* The Pragmatic Programmer; David Thomas; Addison-Wesley
## Technical references
I didn't read them from the beginning to the end, but I am using them to look up things. The books are in random order:
-* Groovy Kurz & Gut; Joerg Staudemeier; O'Reilly
-* Go: Design Patterns for Real-World Projects; Mat Ryer; Packt
-* BPF Performance Tools - Linux System and Application Observability, Brendan Gregg; Addison Wesley
-* Algorithms; Robert Sedgewick, Kevin Wayne; Addison Wesley
+* The Linux Programming Interface; Michael Kerrisk; No Starch Press
* Relayd and Httpd Mastery; Michael W Lucas
* Implementing Service Level Objectives; Alex Hidalgo; O'Reilly
-* The Linux Programming Interface; Michael Kerrisk; No Starch Press
+* Groovy Kurz & Gut; Joerg Staudemeier; O'Reilly
+* Algorithms; Robert Sedgewick, Kevin Wayne; Addison Wesley
* Understanding the Linux Kernel; Daniel P. Bovet, Marco Cesati; O'Reilly
+* Go: Design Patterns for Real-World Projects; Mat Ryer; Packt
+* BPF Performance Tools - Linux System and Application Observability, Brendan Gregg; Addison Wesley
## Self-development and soft-skills books
In random order:
-* Coders at Work - Reflections on the craft of programming, Peter Seibel and Mitchell Dorian et al., Audiobook
-* Ultralearning; Scott Young; Thorsons
-* Deep Work; Cal Newport; Piatkus
+* Digital Minimalism; Cal Newport; Portofolio Penguin
+* The Phoenix Project - A Novel About IT, DevOps, and Helping your Business Win; Gene Kim and Kevin Behr; Trade Select
+* Staff Engineer: Leadership beyond the management track; Will Larson; Audiobook
* Meditation for Mortals, Oliver Burkeman, Audiobook
-* Ultralearning; Anna Laurent; Self-published via Amazon
+* Time Management for System Administrators; Thomas A. Limoncelli; O'Reilly
* The Off Switch; Mark Cropley; Virgin Books (RE-READ 1ST TIME)
-* Slow Productivity; Cal Newport; Penguin Random House
+* The Power of Now; Eckhard Tolle; Yellow Kite
+* The Bullet Journal Method; Ryder Carroll; Fourth Estate
+* Ultralearning; Scott Young; Thorsons
+* Deep Work; Cal Newport; Piatkus
+* Getting Things Done; David Allen
+* The Good Enough Job; Simone Stolzoff; Ebury Edge
+* Eat That Frog!; Brian Tracy; Hodder Paperbacks
+* 97 Things Every Engineering Manager Should Know; Camille Fournier; Audiobook
+* The Courage to Be Disliked; Ichiro Kishimi and Fumitake Koga; Audiobook
+* Coders at Work - Reflections on the craft of programming, Peter Seibel and Mitchell Dorian et al., Audiobook
* Never Split the Difference; Chris Voss, Tahl Raz; Random House Business
-* Stop starting, start finishing; Arne Roock; Lean-Kanban University
+* Slow Productivity; Cal Newport; Penguin Random House
+* The Daily Stoic; Ryan Holiday, Stephen Hanselman; Profile Books
* Soft Skills; John Sommez; Manning Publications
+* Search Inside Yourself - The Unexpected path to Achieving Success, Happiness (and World Peace); Chade-Meng Tan, Daniel Goleman, Jon Kabat-Zinn; HarperOne
+* So Good They Can't Ignore You; Cal Newport; Business Plus
+* Ultralearning; Anna Laurent; Self-published via Amazon
* Buddah and Einstein walk into a Bar; Guy Joseph Ale, Claire Bloom; Blackstone Publishing
-* Atomic Habits; James Clear; Random House Business
-* Solve for Happy; Mo Gawdat (RE-READ 1ST TIME)
-* The Courage to Be Disliked; Ichiro Kishimi and Fumitake Koga; Audiobook
* Psycho-Cybernetics; Maxwell Maltz; Perigee Books
-* The Obstacle Is The Way; Ryan Holiday; Profile Books Ltd
+* The Joy of Missing Out; Christina Crook; New Society Publishers
+* Influence without Authority; A. Cohen, D. Bradford; Wiley
+* The Software Engineer's Guidebook: Navigating senior, tech lead, and staff engineer positions at tech companies and startups; Gergely Orosz; Audiobook
+* Atomic Habits; James Clear; Random House Business
+* Eat That Frog; Brian Tracy
* The 7 Habits Of Highly Effective People; Stephen R. Covey; Simon & Schuster UK
-* The Good Enough Job; Simone Stolzoff; Ebury Edge
-* Who Moved My Cheese?; Dr. Spencer Johnson; Vermilion
-* Getting Things Done; David Allen
+* Stop starting, start finishing; Arne Roock; Lean-Kanban University
* Consciousness: A Very Short Introduction; Susan Blackmore; Oxford Uiversity Press
-* Eat That Frog!; Brian Tracy; Hodder Paperbacks
-* Staff Engineer: Leadership beyond the management track; Will Larson; Audiobook
-* The Power of Now; Eckhard Tolle; Yellow Kite
-* So Good They Can't Ignore You; Cal Newport; Business Plus
-* The Daily Stoic; Ryan Holiday, Stephen Hanselman; Profile Books
+* The Obstacle Is The Way; Ryan Holiday; Profile Books Ltd
* The Complete Software Developer's Career Guide; John Sonmez; Unabridged Audiobook
-* The Phoenix Project - A Novel About IT, DevOps, and Helping your Business Win; Gene Kim and Kevin Behr; Trade Select
-* 97 Things Every Engineering Manager Should Know; Camille Fournier; Audiobook
-* Eat That Frog; Brian Tracy
-* Influence without Authority; A. Cohen, D. Bradford; Wiley
-* The Bullet Journal Method; Ryder Carroll; Fourth Estate
-* Digital Minimalism; Cal Newport; Portofolio Penguin
-* The Joy of Missing Out; Christina Crook; New Society Publishers
-* Search Inside Yourself - The Unexpected path to Achieving Success, Happiness (and World Peace); Chade-Meng Tan, Daniel Goleman, Jon Kabat-Zinn; HarperOne
-* Time Management for System Administrators; Thomas A. Limoncelli; O'Reilly
-* The Software Engineer's Guidebook: Navigating senior, tech lead, and staff engineer positions at tech companies and startups; Gergely Orosz; Audiobook
+* Solve for Happy; Mo Gawdat (RE-READ 1ST TIME)
* 101 Essays that change the way you think; Brianna Wiest; Audiobook
+* Who Moved My Cheese?; Dr. Spencer Johnson; Vermilion
[Here are notes of mine for some of the books](../notes/index.md)
@@ -146,20 +146,20 @@ In random order:
Some of these were in-person with exams; others were online learning lectures only. In random order:
-* Algorithms Video Lectures; Robert Sedgewick; O'Reilly Online
* Structure and Interpretation of Computer Programs; Harold Abelson and more...;
-* The Well-Grounded Rubyist Video Edition; David. A. Black; O'Reilly Online
-* Developing IaC with Terraform (with Live Lessons); O'Reilly Online
-* Red Hat Certified System Administrator; Course + certification (Although I had the option, I decided not to take the next course as it is more effective to self learn what I need)
-* Protocol buffers; O'Reilly Online
* Ultimate Go Programming; Bill Kennedy; O'Reilly Online
* F5 Loadbalancers Training; 2-day on-site training; F5, Inc.
+* AWS Immersion Day; Amazon; 1-day interactive online training
+* Protocol buffers; O'Reilly Online
* Apache Tomcat Best Practises; 3-day on-site training
+* Cloud Operations on AWS - Learn how to configure, deploy, maintain, and troubleshoot your AWS environments; 3-day online live training with labs; Amazon
+* Red Hat Certified System Administrator; Course + certification (Although I had the option, I decided not to take the next course as it is more effective to self learn what I need)
+* Functional programming lecture; Remote University of Hagen
* Scripting Vim; Damian Conway; O'Reilly Online
* MySQL Deep Dive Workshop; 2-day on-site training
-* Functional programming lecture; Remote University of Hagen
-* Cloud Operations on AWS - Learn how to configure, deploy, maintain, and troubleshoot your AWS environments; 3-day online live training with labs; Amazon
-* AWS Immersion Day; Amazon; 1-day interactive online training
+* Algorithms Video Lectures; Robert Sedgewick; O'Reilly Online
+* Developing IaC with Terraform (with Live Lessons); O'Reilly Online
+* The Well-Grounded Rubyist Video Edition; David. A. Black; O'Reilly Online
* Linux Security and Isolation APIs Training; Michael Kerrisk; 3-day on-site training
* The Ultimate Kubernetes Bootcamp; School of Devops; O'Reilly Online
@@ -168,8 +168,8 @@ Some of these were in-person with exams; others were online learning lectures on
These are not whole books, but guides (smaller or larger) which I found very useful. in random order:
* Raku Guide at https://raku.guide
-* Advanced Bash-Scripting Guide
* How CPUs work at https://cpu.land
+* Advanced Bash-Scripting Guide
## Podcasts
@@ -177,58 +177,58 @@ These are not whole books, but guides (smaller or larger) which I found very use
In random order:
-* The Changelog Podcast(s)
* Pratical AI
-* Maintainable
+* Modern Mentor
+* Fork Around And Find Out
+* The Changelog Podcast(s)
+* BSD Now [BSD]
+* Backend Banter
+* Deep Questions with Cal Newport
+* Dev Interrupted
* Fallthrough [Golang]
-* The ProdCast (Google SRE Podcast)
+* Hidden Brain
* Wednesday Wisdom
-* Fork Around And Find Out
* Cup o' Go [Golang]
+* The ProdCast (Google SRE Podcast)
+* Maintainable
* The Pragmatic Engineer Podcast
-* Hidden Brain
-* Deep Questions with Cal Newport
-* Dev Interrupted
-* Backend Banter
-* BSD Now [BSD]
-* Modern Mentor
### Podcasts I liked
I liked them but am not listening to them anymore. The podcasts have either "finished" (no more episodes) or I stopped listening to them due to time constraints or a shift in my interests.
-* Java Pub House
+* CRE: Chaosradio Express [german]
+* Modern Mentor
* Go Time (predecessor of fallthrough)
* FLOSS weekly
-* Modern Mentor
-* CRE: Chaosradio Express [german]
+* Java Pub House
* Ship It (predecessor of Fork Around And Find Out)
## Newsletters I like
This is a mix of tech and non-tech newsletters I am subscribed to. In random order:
-* The Pragmatic Engineer
-* Golang Weekly
+* Register Spill
+* The Valuable Dev
+* The Imperfectionist
* Monospace Mentor
-* Applied Go Weekly Newsletter
* Changelog News
-* VK Newsletter
-* The Imperfectionist
-* Ruby Weekly
-* Andreas Brandhorst Newsletter (Sci-Fi author)
-* Register Spill
* byteSizeGo
-* The Valuable Dev
+* Applied Go Weekly Newsletter
+* Andreas Brandhorst Newsletter (Sci-Fi author)
+* Golang Weekly
+* The Pragmatic Engineer
+* Ruby Weekly
+* VK Newsletter
## Magazines I like(d)
This is a mix of tech I like(d). I may not be a current subscriber, but now and then, I buy an issue. In random order:
-* Linux Magazine
-* freeX (not published anymore)
* LWN (online only)
* Linux User
+* Linux Magazine
+* freeX (not published anymore)
# Formal education
diff --git a/gemfeed/2025-12-24-x-rag-observability-hackathon.md b/gemfeed/2025-12-24-x-rag-observability-hackathon.md
index bcc23ef9..76d1eede 100644
--- a/gemfeed/2025-12-24-x-rag-observability-hackathon.md
+++ b/gemfeed/2025-12-24-x-rag-observability-hackathon.md
@@ -2,7 +2,7 @@
> Published at 2025-12-24T09:45:29+02:00
-This blog post describes my hackathon efforts adding observability to X-RAG, a distributed Retrieval-Augmented Generation (RAG) platform built by my brother Florian. I especially made time available over the weekend to join his 3-day hackathon (attending 2 days) with the goal of instrumenting his existing distributed system with observability. What started as "let's add some metrics" turned into a comprehensive implementation of the three pillars of observability: tracing, metrics, and logs.
+This blog post describes my hackathon efforts adding observability to X-RAG, the extensible Retrieval-Augmented Generation (RAG) platform built by my brother Florian. I especially made time available over the weekend to join his 3-day hackathon (attending 2 days) with the goal of instrumenting his existing distributed system with observability. What started as "let's add some metrics" turned into a comprehensive implementation of the three pillars of observability: tracing, metrics, and logs.
[X-RAG source code on GitHub](https://github.com/florianbuetow/x-rag)
@@ -48,7 +48,7 @@ This blog post describes my hackathon efforts adding observability to X-RAG, a d
## What is X-RAG?
-X-RAG is the extendendible RAG (Retrieval-Augmented Generation) platform running on Kubernetes. The idea behind RAG is simple: instead of asking an LLM to answer questions from its training data alone, you first retrieve relevant documents from your own knowledge base, then feed those documents to the LLM as context. The LLM synthesises an answer grounded in your actual content—reducing hallucinations and enabling answers about private or recent information the model was never trained on.
+X-RAG is the extensible RAG (Retrieval-Augmented Generation) platform running on Kubernetes. The idea behind RAG is simple: instead of asking an LLM to answer questions from its training data alone, you first retrieve relevant documents from your own knowledge base, then feed those documents to the LLM as context. The LLM synthesises an answer grounded in your actual content—reducing hallucinations and enabling answers about private or recent information the model was never trained on.
X-RAG handles the full pipeline: ingest documents, chunk them into searchable pieces, generate vector embeddings, store them in a vector database, and at query time, retrieve relevant chunks and pass them to an LLM for answer generation. The system supports both local LLMs (Florian runs his on a beefy desktop) and cloud APIs like OpenAI. I configured an OpenAI API key since my laptop's CPU and GPU aren't fast enough for decent local inference.
diff --git a/index.md b/index.md
index 847c4615..2eaf9117 100644
--- a/index.md
+++ b/index.md
@@ -1,6 +1,6 @@
# Hello!
-> This site was generated at 2025-12-24T09:45:29+02:00 by `Gemtexter`
+> This site was generated at 2025-12-24T10:50:53+02:00 by `Gemtexter`
Welcome to the foo.zone!
diff --git a/uptime-stats.md b/uptime-stats.md
index 617d1c29..b315143f 100644
--- a/uptime-stats.md
+++ b/uptime-stats.md
@@ -1,6 +1,6 @@
# My machine uptime stats
-> This site was last updated at 2025-12-24T09:45:29+02:00
+> This site was last updated at 2025-12-24T10:50:53+02:00
The following stats were collected via `uptimed` on all of my personal computers over many years and the output was generated by `guprecords`, the global uptime records stats analyser of mine.