Update content for html

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diff --git a/about/resources.html b/about/resources.html
index 2d235753..a63e3ebc 100644
--- a/about/resources.html
+++ b/about/resources.html
@@ -50,52 +50,52 @@
 <span>In random order:</span><br />
 <br />
 <ul>
-<li>Java ist auch eine Insel; Christian Ullenboom; </li>
-<li>Programming Perl aka "The Camel Book"; Tom Christiansen, brian d foy, Larry Wall &amp; Jon Orwant; O&#39;Reilly</li>
 <li>Ultimate Go Notebook; Bill Kennedy</li>
+<li>Systems Performance Tuning; Gian-Paolo D. Musumeci and others...; O&#39;Reilly</li>
 <li>Kubernetes Cookbook; Sameer Naik, Sébastien Goasguen, Jonathan Michaux; O&#39;Reilly</li>
+<li>Raku Fundamentals; Moritz Lenz; Apress</li>
 <li>Learn You Some Erlang for Great Good; Fred Herbert; No Starch Press</li>
-<li>Amazon Web Services in Action; Michael Wittig and Andreas Wittig; Manning Publications</li>
-<li>Effective awk programming; Arnold Robbins; O&#39;Reilly</li>
-<li>Effective Java; Joshua Bloch; Addison-Wesley Professional</li>
-<li>Developing Games in Java; David Brackeen and others...; New Riders</li>
-<li>Leanring eBPF; Liz Rice; O&#39;Reilly</li>
 <li>The KCNA (Kubernetes and Cloud Native Associate) Book; Nigel Poulton</li>
-<li>The Docker Book; James Turnbull; Kindle</li>
-<li>Go Brain Teasers - Exercise Your Mind; Miki Tebeka; The Pragmatic Programmers</li>
-<li>Hands-on Infrastructure Monitoring with Prometheus; Joel Bastos, Pedro Araujo; Packt </li>
-<li>97 things every SRE should know; Emil Stolarsky, Jaime Woo; O&#39;Reilly</li>
+<li>Leanring eBPF; Liz Rice; O&#39;Reilly</li>
+<li>Effective Java; Joshua Bloch; Addison-Wesley Professional</li>
+<li>Data Science at the Command Line; Jeroen Janssens; O&#39;Reilly</li>
+<li>Distributed Systems: Principles and Paradigms; Andrew S. Tanenbaum; Pearson</li>
+<li>Amazon Web Services in Action; Michael Wittig and Andreas Wittig; Manning Publications</li>
+<li>Concurrency in Go; Katherine Cox-Buday; O&#39;Reilly</li>
+<li>The Go Programming Language; Alan A. A. Donovan; Addison-Wesley Professional</li>
+<li>Funktionale Programmierung; Peter Pepper; Springer</li>
+<li>Terraform Cookbook; Mikael Krief; Packt Publishing</li>
+<li>The Pragmatic Programmer; David Thomas; Addison-Wesley</li>
+<li>Higher Order Perl; Mark Dominus; Morgan Kaufmann</li>
 <li>100 Go Mistakes and How to Avoid Them; Teiva Harsanyi; Manning Publications</li>
-<li>Raku Fundamentals; Moritz Lenz; Apress</li>
+<li>The DevOps Handbook; Gene Kim, Jez Humble, Patrick Debois, John Willis; Audible</li>
+<li>Java ist auch eine Insel; Christian Ullenboom; </li>
+<li>Developing Games in Java; David Brackeen and others...; New Riders</li>
 <li>Site Reliability Engineering; How Google runs production systems; O&#39;Reilly</li>
-<li>Raku Recipes; J.J. Merelo; Apress</li>
-<li>DevOps And Site Reliability Engineering Handbook; Stephen Fleming; Audible</li>
 <li>The Kubernetes Book; Nigel Poulton; Unabridged Audiobook</li>
-<li>Concurrency in Go; Katherine Cox-Buday; O&#39;Reilly</li>
-<li>Systemprogrammierung in Go; Frank Müller; dpunkt</li>
-<li>The Pragmatic Programmer; David Thomas; Addison-Wesley</li>
+<li>Modern Perl; Chromatic ; Onyx Neon Press</li>
+<li>Tmux 2: Productive Mouse-free Development; Brain P. Hogan; The Pragmatic Programmers </li>
 <li>Programming Ruby 3.3 (5th Edition); Noel Rappin, with Dave Thomas; The Pragmatic Bookshelf</li>
+<li>Go Brain Teasers - Exercise Your Mind; Miki Tebeka; The Pragmatic Programmers</li>
+<li>97 things every SRE should know; Emil Stolarsky, Jaime Woo; O&#39;Reilly</li>
 <li>Object-Oriented Programming with ANSI-C; Axel-Tobias Schreiner</li>
-<li>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</li>
-<li>21st Century C: C Tips from the New School; Ben Klemens; O&#39;Reilly</li>
-<li>Funktionale Programmierung; Peter Pepper; Springer</li>
-<li>Pro Puppet; James Turnbull, Jeffrey McCune; Apress</li>
-<li>Systems Performance Tuning; Gian-Paolo D. Musumeci and others...; O&#39;Reilly</li>
-<li>Tmux 2: Productive Mouse-free Development; Brain P. Hogan; The Pragmatic Programmers </li>
-<li>DNS and BIND; Cricket Liu; O&#39;Reilly</li>
-<li>Polished Ruby Programming; Jeremy Evans; Packt Publishing</li>
-<li>Higher Order Perl; Mark Dominus; Morgan Kaufmann</li>
-<li>Terraform Cookbook; Mikael Krief; Packt Publishing</li>
 <li>Clusterbau mit Linux-HA; Michael Schwartzkopff; O&#39;Reilly</li>
-<li>C++ Programming Language; Bjarne Stroustrup;</li>
-<li>Learn You a Haskell for Great Good!; Miran Lipovaca; No Starch Press</li>
-<li>Modern Perl; Chromatic ; Onyx Neon Press</li>
 <li>Perl New Features; Joshua McAdams, brian d foy; Perl School</li>
-<li>Data Science at the Command Line; Jeroen Janssens; O&#39;Reilly</li>
+<li>Programming Perl aka "The Camel Book"; Tom Christiansen, brian d foy, Larry Wall &amp; Jon Orwant; O&#39;Reilly</li>
+<li>Learn You a Haskell for Great Good!; Miran Lipovaca; No Starch Press</li>
 <li>Think Raku (aka Think Perl 6); Laurent Rosenfeld, Allen B. Downey; O&#39;Reilly</li>
-<li>The DevOps Handbook; Gene Kim, Jez Humble, Patrick Debois, John Willis; Audible</li>
-<li>Distributed Systems: Principles and Paradigms; Andrew S. Tanenbaum; Pearson</li>
-<li>The Go Programming Language; Alan A. A. Donovan; Addison-Wesley Professional</li>
+<li>Hands-on Infrastructure Monitoring with Prometheus; Joel Bastos, Pedro Araujo; Packt </li>
+<li>Pro Puppet; James Turnbull, Jeffrey McCune; Apress</li>
+<li>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</li>
+<li>Effective awk programming; Arnold Robbins; O&#39;Reilly</li>
+<li>The Docker Book; James Turnbull; Kindle</li>
+<li>Systemprogrammierung in Go; Frank Müller; dpunkt</li>
+<li>Polished Ruby Programming; Jeremy Evans; Packt Publishing</li>
+<li>C++ Programming Language; Bjarne Stroustrup;</li>
+<li>DevOps And Site Reliability Engineering Handbook; Stephen Fleming; Audible</li>
+<li>21st Century C: C Tips from the New School; Ben Klemens; O&#39;Reilly</li>
+<li>Raku Recipes; J.J. Merelo; Apress</li>
+<li>DNS and BIND; Cricket Liu; O&#39;Reilly</li>
 </ul><br />
 <h2 style='display: inline' id='technical-references'>Technical references</h2><br />
 <br />
@@ -103,54 +103,54 @@
 <br />
 <ul>
 <li>Go: Design Patterns for Real-World Projects; Mat Ryer; Packt</li>
-<li>Algorithms; Robert Sedgewick, Kevin Wayne; Addison Wesley</li>
-<li>Implementing Service Level Objectives; Alex Hidalgo; O&#39;Reilly</li>
 <li>BPF Performance Tools - Linux System and Application Observability, Brendan Gregg; Addison Wesley</li>
 <li>Groovy Kurz &amp; Gut; Joerg Staudemeier; O&#39;Reilly</li>
 <li>Understanding the Linux Kernel; Daniel P. Bovet, Marco Cesati; O&#39;Reilly</li>
-<li>Relayd and Httpd Mastery; Michael W Lucas</li>
+<li>Algorithms; Robert Sedgewick, Kevin Wayne; Addison Wesley</li>
 <li>The Linux Programming Interface; Michael Kerrisk; No Starch Press </li>
+<li>Relayd and Httpd Mastery; Michael W Lucas</li>
+<li>Implementing Service Level Objectives; Alex Hidalgo; O&#39;Reilly</li>
 </ul><br />
 <h2 style='display: inline' id='self-development-and-soft-skills-books'>Self-development and soft-skills books</h2><br />
 <br />
 <span>In random order:</span><br />
 <br />
 <ul>
-<li>Search Inside Yourself - The Unexpected path to Achieving Success, Happiness (and World Peace); Chade-Meng Tan, Daniel Goleman, Jon Kabat-Zinn; HarperOne</li>
-<li>Eat That Frog; Brian Tracy</li>
-<li>The Good Enough Job; Simone Stolzoff; Ebury Edge</li>
+<li>The 7 Habits Of Highly Effective People; Stephen R. Covey; Simon &amp; Schuster UK</li>
+<li>Getting Things Done; David Allen</li>
+<li>Buddah and Einstein walk into a Bar; Guy Joseph Ale, Claire Bloom; Blackstone Publishing</li>
+<li>Digital Minimalism; Cal Newport; Portofolio Penguin</li>
 <li>Who Moved My Cheese?; Dr. Spencer Johnson; Vermilion</li>
-<li>Meditation for Mortals, Oliver Burkeman, Audiobook</li>
+<li>Slow Productivity; Cal Newport; Penguin Random House</li>
+<li>Time Management for System Administrators; Thomas A. Limoncelli; O&#39;Reilly</li>
+<li>Search Inside Yourself - The Unexpected path to Achieving Success, Happiness (and World Peace); Chade-Meng Tan, Daniel Goleman, Jon Kabat-Zinn; HarperOne</li>
+<li>Coders at Work - Reflections on the craft of programming, Peter Seibel and Mitchell Dorian et al., Audiobook</li>
+<li>Stop starting, start finishing; Arne Roock; Lean-Kanban University  </li>
+<li>Psycho-Cybernetics; Maxwell Maltz; Perigee Books</li>
 <li>The Bullet Journal Method; Ryder Carroll; Fourth Estate</li>
 <li>The Joy of Missing Out; Christina Crook; New Society Publishers</li>
-<li>101 Essays that change the way you think; Brianna Wiest; Audiobook</li>
+<li>Eat That Frog; Brian Tracy</li>
+<li>Ultralearning; Anna Laurent; Self-published via Amazon</li>
+<li>The Obstacle Is The Way; Ryan Holiday; Profile Books Ltd</li>
+<li>Consciousness: A Very Short Introduction; Susan Blackmore; Oxford Uiversity Press</li>
+<li>Soft Skills; John Sommez; Manning Publications</li>
+<li>Meditation for Mortals, Oliver Burkeman, Audiobook</li>
+<li>So Good They Can&#39;t Ignore You; Cal Newport; Business Plus</li>
 <li>The Phoenix Project - A Novel About IT, DevOps, and Helping your Business Win; Gene Kim and Kevin Behr; Trade Select</li>
-<li>Influence without Authority; A. Cohen, D. Bradford; Wiley</li>
-<li>The Complete Software Developer&#39;s Career Guide; John Sonmez; Unabridged Audiobook</li>
-<li>Psycho-Cybernetics; Maxwell Maltz; Perigee Books</li>
-<li>The Off Switch; Mark Cropley; Virgin Books (RE-READ 1ST TIME)</li>
-<li>Stop starting, start finishing; Arne Roock; Lean-Kanban University  </li>
 <li>Ultralearning; Scott Young; Thorsons</li>
-<li>Consciousness: A Very Short Introduction; Susan Blackmore; Oxford Uiversity Press</li>
-<li>Buddah and Einstein walk into a Bar; Guy Joseph Ale, Claire Bloom; Blackstone Publishing</li>
-<li>Atomic Habits; James Clear; Random House Business</li>
-<li>Coders at Work - Reflections on the craft of programming, Peter Seibel and Mitchell Dorian et al., Audiobook</li>
-<li>Getting Things Done; David Allen</li>
-<li>The 7 Habits Of Highly Effective People; Stephen R. Covey; Simon &amp; Schuster UK</li>
-<li>Staff Engineer: Leadership beyond the management track; Will Larson; Audiobook</li>
-<li>Eat That Frog!; Brian Tracy; Hodder Paperbacks</li>
-<li>The Power of Now; Eckhard Tolle; Yellow Kite</li>
-<li>The Obstacle Is The Way; Ryan Holiday; Profile Books Ltd</li>
+<li>The Off Switch; Mark Cropley; Virgin Books (RE-READ 1ST TIME)</li>
+<li>Influence without Authority; A. Cohen, D. Bradford; Wiley</li>
+<li>Solve for Happy; Mo Gawdat (RE-READ 1ST TIME)</li>
 <li>Deep Work; Cal Newport; Piatkus</li>
 <li>Never Split the Difference; Chris Voss, Tahl Raz; Random House Business</li>
+<li>Eat That Frog!; Brian Tracy; Hodder Paperbacks</li>
+<li>101 Essays that change the way you think; Brianna Wiest; Audiobook</li>
+<li>Atomic Habits; James Clear; Random House Business</li>
+<li>The Complete Software Developer&#39;s Career Guide; John Sonmez; Unabridged Audiobook</li>
+<li>The Good Enough Job; Simone Stolzoff; Ebury Edge</li>
+<li>Staff Engineer: Leadership beyond the management track; Will Larson; Audiobook</li>
 <li>The Daily Stoic; Ryan Holiday, Stephen Hanselman; Profile Books</li>
-<li>So Good They Can&#39;t Ignore You; Cal Newport; Business Plus</li>
-<li>Soft Skills; John Sommez; Manning Publications</li>
-<li>Digital Minimalism; Cal Newport; Portofolio Penguin</li>
-<li>Time Management for System Administrators; Thomas A. Limoncelli; O&#39;Reilly</li>
-<li>Solve for Happy; Mo Gawdat (RE-READ 1ST TIME)</li>
-<li>Slow Productivity; Cal Newport; Penguin Random House</li>
-<li>Ultralearning; Anna Laurent; Self-published via Amazon</li>
+<li>The Power of Now; Eckhard Tolle; Yellow Kite</li>
 </ul><br />
 <a class='textlink' href='../notes/index.html'>Here are notes of mine for some of the books</a><br />
 <br />
@@ -159,31 +159,31 @@
 <span>Some of these were in-person with exams; others were online learning lectures only. In random order:</span><br />
 <br />
 <ul>
-<li>Scripting Vim; Damian Conway; O&#39;Reilly Online</li>
-<li>Ultimate Go Programming; Bill Kennedy; O&#39;Reilly Online</li>
-<li>Algorithms Video Lectures; Robert Sedgewick; O&#39;Reilly Online</li>
-<li>Functional programming lecture; Remote University of Hagen</li>
 <li>The Well-Grounded Rubyist Video Edition; David. A. Black; O&#39;Reilly Online</li>
-<li>The Ultimate Kubernetes Bootcamp; School of Devops; O&#39;Reilly Online</li>
-<li>MySQL Deep Dive Workshop; 2-day on-site training</li>
-<li>Protocol buffers; O&#39;Reilly Online</li>
-<li>Apache Tomcat Best Practises; 3-day on-site training</li>
+<li>Ultimate Go Programming; Bill Kennedy; O&#39;Reilly Online</li>
+<li>Cloud Operations on AWS - Learn how to configure, deploy, maintain, and troubleshoot your AWS environments; 3-day online live training with labs; Amazon</li>
 <li>Linux Security and Isolation APIs Training; Michael Kerrisk; 3-day on-site training</li>
-<li>AWS Immersion Day; Amazon; 1-day interactive online training </li>
-<li>Developing IaC with Terraform (with Live Lessons); O&#39;Reilly Online</li>
-<li>F5 Loadbalancers Training; 2-day on-site training; F5, Inc. </li>
+<li>Protocol buffers; O&#39;Reilly Online</li>
+<li>Scripting Vim; Damian Conway; O&#39;Reilly Online</li>
 <li>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)</li>
 <li>Structure and Interpretation of Computer Programs; Harold Abelson and more...; </li>
-<li>Cloud Operations on AWS - Learn how to configure, deploy, maintain, and troubleshoot your AWS environments; 3-day online live training with labs; Amazon</li>
+<li>MySQL Deep Dive Workshop; 2-day on-site training</li>
+<li>AWS Immersion Day; Amazon; 1-day interactive online training </li>
+<li>F5 Loadbalancers Training; 2-day on-site training; F5, Inc. </li>
+<li>Developing IaC with Terraform (with Live Lessons); O&#39;Reilly Online</li>
+<li>Apache Tomcat Best Practises; 3-day on-site training</li>
+<li>Algorithms Video Lectures; Robert Sedgewick; O&#39;Reilly Online</li>
+<li>The Ultimate Kubernetes Bootcamp; School of Devops; O&#39;Reilly Online</li>
+<li>Functional programming lecture; Remote University of Hagen</li>
 </ul><br />
 <h2 style='display: inline' id='technical-guides'>Technical guides</h2><br />
 <br />
 <span>These are not whole books, but guides (smaller or larger) which I found very useful. in random order:</span><br />
 <br />
 <ul>
-<li>Raku Guide at https://raku.guide  </li>
 <li>Advanced Bash-Scripting Guide </li>
 <li>How CPUs work at https://cpu.land</li>
+<li>Raku Guide at https://raku.guide  </li>
 </ul><br />
 <h2 style='display: inline' id='podcasts'>Podcasts</h2><br />
 <br />
@@ -192,60 +192,60 @@
 <span>In random order:</span><br />
 <br />
 <ul>
+<li>The Pragmatic Engineer Podcast</li>
+<li>Modern Mentor</li>
+<li>Hidden Brain</li>
+<li>The Changelog Podcast(s)</li>
+<li>Dev Interrupted</li>
 <li>Cup o&#39; Go [Golang]</li>
-<li>The ProdCast (Google SRE Podcast)</li>
 <li>BSD Now [BSD]</li>
-<li>Maintainable</li>
-<li>Fork Around And Find Out</li>
 <li>Fallthrough [Golang]</li>
-<li>Modern Mentor</li>
-<li>Dev Interrupted</li>
-<li>Pratical AI</li>
-<li>The Changelog Podcast(s)</li>
 <li>Deep Questions with Cal Newport</li>
-<li>The Pragmatic Engineer Podcast</li>
 <li>Backend Banter</li>
-<li>Hidden Brain</li>
+<li>The ProdCast (Google SRE Podcast)</li>
+<li>Pratical AI</li>
+<li>Maintainable</li>
+<li>Fork Around And Find Out</li>
 </ul><br />
 <h3 style='display: inline' id='podcasts-i-liked'>Podcasts I liked</h3><br />
 <br />
 <span>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.</span><br />
 <br />
 <ul>
-<li>Modern Mentor</li>
-<li>Go Time (predecessor of fallthrough)</li>
-<li>Ship It (predecessor of Fork Around And Find Out)</li>
 <li>Java Pub House</li>
 <li>CRE: Chaosradio Express [german]</li>
+<li>Modern Mentor</li>
 <li>FLOSS weekly</li>
+<li>Ship It (predecessor of Fork Around And Find Out)</li>
+<li>Go Time (predecessor of fallthrough)</li>
 </ul><br />
 <h2 style='display: inline' id='newsletters-i-like'>Newsletters I like</h2><br />
 <br />
 <span>This is a mix of tech and non-tech newsletters I am subscribed to. In random order:</span><br />
 <br />
 <ul>
-<li>Applied Go Weekly Newsletter</li>
-<li>byteSizeGo</li>
-<li>Monospace Mentor</li>
-<li>Andreas Brandhorst Newsletter (Sci-Fi author)</li>
-<li>Changelog News</li>
 <li>Ruby Weekly</li>
-<li>The Pragmatic Engineer</li>
-<li>Register Spill</li>
 <li>Golang Weekly</li>
+<li>Register Spill</li>
+<li>VK Newsletter</li>
+<li>Monospace Mentor</li>
 <li>The Valuable Dev</li>
 <li>The Imperfectionist</li>
-<li>VK Newsletter</li>
+<li>Applied Go Weekly Newsletter</li>
+<li>Changelog News</li>
+<li>byteSizeGo</li>
+<li>The Pragmatic Engineer</li>
+<li>Andreas Brandhorst Newsletter (Sci-Fi author)</li>
 </ul><br />
 <h2 style='display: inline' id='magazines-i-liked'>Magazines I like(d)</h2><br />
 <br />
 <span>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:</span><br />
 <br />
 <ul>
-<li>Linux Magazine</li>
-<li>freeX (not published anymore)</li>
 <li>Linux User</li>
+<li>freeX (not published anymore)</li>
 <li>LWN (online only)</li>
+<li>Linux Magazine</li>
 </ul><br />
 <h1 style='display: inline' id='formal-education'>Formal education</h1><br />
 <br />
diff --git a/gemfeed/2025-07-14-f3s-kubernetes-with-freebsd-part-6.html b/gemfeed/2025-07-14-f3s-kubernetes-with-freebsd-part-6.html
index dfd1242c..5d59b5cc 100644
--- a/gemfeed/2025-07-14-f3s-kubernetes-with-freebsd-part-6.html
+++ b/gemfeed/2025-07-14-f3s-kubernetes-with-freebsd-part-6.html
@@ -63,6 +63,7 @@
 <li>⇢ ⇢ <a href='#automatic-failback-after-reboot'>Automatic Failback After Reboot</a></li>
 <li>⇢ <a href='#client-configuration-for-nfs-via-stunnel'>Client Configuration for NFS via Stunnel</a></li>
 <li>⇢ ⇢ <a href='#configuring-rocky-linux-clients-r0-r1-r2'>Configuring Rocky Linux Clients (<span class='inlinecode'>r0</span>, <span class='inlinecode'>r1</span>, <span class='inlinecode'>r2</span>)</a></li>
+<li>⇢ ⇢ <a href='#nfsv4-user-mapping-config-on-rocky'>NFSv4 user mapping config on Rocky</a></li>
 <li>⇢ ⇢ <a href='#testing-nfs-mount-with-stunnel'>Testing NFS Mount with Stunnel</a></li>
 <li>⇢ ⇢ <a href='#testing-carp-failover-with-mounted-clients-and-stale-file-handles'>Testing CARP Failover with mounted clients and stale file handles:</a></li>
 <li>⇢ ⇢ <a href='#complete-failover-test'>Complete Failover Test</a></li>
@@ -1532,6 +1533,33 @@ EOF
 <br />
 <span>Note: Each client must use its certificate file (<span class='inlinecode'>r0-key.pem</span>, <span class='inlinecode'>r1-key.pem</span>, <span class='inlinecode'>r2-key.pem</span>, or <span class='inlinecode'>earth-key.pem</span> - the latter is for my Laptop, which can also mount the NFS shares).</span><br />
 <br />
+<h3 style='display: inline' id='nfsv4-user-mapping-config-on-rocky'>NFSv4 user mapping config on Rocky</h3><br />
+<br />
+<span class='quote'>Update: This section was added 08.08.2025!</span><br />
+<br />
+<span>For this, we need to set the <span class='inlinecode'>Domain</span> in <span class='inlinecode'>/etc/idmapd.conf</span> on all 3 Rocky hosts to <span class='inlinecode'>lan.buetow.org</span> (remember, earlier in this blog post we set the <span class='inlinecode'>nfsuserd</span> domain on the NFS server side to <span class='inlinecode'>lan.buetow.org</span> as well!)</span><br />
+<br />
+<pre>
+[General]
+
+Domain = lan.buetow.org
+.
+.
+.
+</pre>
+<br />
+<span>And afterwards, we need to run the following on all 3 Rocky hosts::</span><br />
+<br />
+<!-- Generator: GNU source-highlight 3.1.9
+by Lorenzo Bettini
+http://www.lorenzobettini.it
+http://www.gnu.org/software/src-highlite -->
+<pre>[root@r0 ~]<i><font color="silver"># systemctl enable --now nfs-idmapd</font></i>
+[root@r0 ~]<i><font color="silver"># systemctl enable --now nfs-client.target</font></i>
+</pre>
+<br />
+<span>and then, safest, reboot those.</span><br />
+<br />
 <h3 style='display: inline' id='testing-nfs-mount-with-stunnel'>Testing NFS Mount with Stunnel</h3><br />
 <br />
 <span>To mount NFS through the stunnel encrypted tunnel, we run:</span><br />
diff --git a/gemfeed/atom.xml b/gemfeed/atom.xml
index 13ceb5a8..e81b032d 100644
--- a/gemfeed/atom.xml
+++ b/gemfeed/atom.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <feed xmlns="http://www.w3.org/2005/Atom">
-    <updated>2025-08-08T18:20:01+03:00</updated>
+    <updated>2025-08-08T18:47:55+03:00</updated>
     <title>foo.zone feed</title>
     <subtitle>To be in the .zone!</subtitle>
     <link href="https://foo.zone/gemfeed/atom.xml" rel="self" />
@@ -544,6 +544,7 @@ content = "{CODE}"
 <li>⇢ ⇢ <a href='#automatic-failback-after-reboot'>Automatic Failback After Reboot</a></li>
 <li>⇢ <a href='#client-configuration-for-nfs-via-stunnel'>Client Configuration for NFS via Stunnel</a></li>
 <li>⇢ ⇢ <a href='#configuring-rocky-linux-clients-r0-r1-r2'>Configuring Rocky Linux Clients (<span class='inlinecode'>r0</span>, <span class='inlinecode'>r1</span>, <span class='inlinecode'>r2</span>)</a></li>
+<li>⇢ ⇢ <a href='#nfsv4-user-mapping-config-on-rocky'>NFSv4 user mapping config on Rocky</a></li>
 <li>⇢ ⇢ <a href='#testing-nfs-mount-with-stunnel'>Testing NFS Mount with Stunnel</a></li>
 <li>⇢ ⇢ <a href='#testing-carp-failover-with-mounted-clients-and-stale-file-handles'>Testing CARP Failover with mounted clients and stale file handles:</a></li>
 <li>⇢ ⇢ <a href='#complete-failover-test'>Complete Failover Test</a></li>
@@ -2013,6 +2014,33 @@ EOF
 <br />
 <span>Note: Each client must use its certificate file (<span class='inlinecode'>r0-key.pem</span>, <span class='inlinecode'>r1-key.pem</span>, <span class='inlinecode'>r2-key.pem</span>, or <span class='inlinecode'>earth-key.pem</span> - the latter is for my Laptop, which can also mount the NFS shares).</span><br />
 <br />
+<h3 style='display: inline' id='nfsv4-user-mapping-config-on-rocky'>NFSv4 user mapping config on Rocky</h3><br />
+<br />
+<span class='quote'>Update: This section was added 08.08.2025!</span><br />
+<br />
+<span>For this, we need to set the <span class='inlinecode'>Domain</span> in <span class='inlinecode'>/etc/idmapd.conf</span> on all 3 Rocky hosts to <span class='inlinecode'>lan.buetow.org</span> (remember, earlier in this blog post we set the <span class='inlinecode'>nfsuserd</span> domain on the NFS server side to <span class='inlinecode'>lan.buetow.org</span> as well!)</span><br />
+<br />
+<pre>
+[General]
+
+Domain = lan.buetow.org
+.
+.
+.
+</pre>
+<br />
+<span>And afterwards, we need to run the following on all 3 Rocky hosts::</span><br />
+<br />
+<!-- Generator: GNU source-highlight 3.1.9
+by Lorenzo Bettini
+http://www.lorenzobettini.it
+http://www.gnu.org/software/src-highlite -->
+<pre>[root@r0 ~]<i><font color="silver"># systemctl enable --now nfs-idmapd</font></i>
+[root@r0 ~]<i><font color="silver"># systemctl enable --now nfs-client.target</font></i>
+</pre>
+<br />
+<span>and then, safest, reboot those.</span><br />
+<br />
 <h3 style='display: inline' id='testing-nfs-mount-with-stunnel'>Testing NFS Mount with Stunnel</h3><br />
 <br />
 <span>To mount NFS through the stunnel encrypted tunnel, we run:</span><br />
diff --git a/index.html b/index.html
index 87527c97..d9aaa03e 100644
--- a/index.html
+++ b/index.html
@@ -13,7 +13,7 @@
 </p>
 <h1 style='display: inline' id='hello'>Hello!</h1><br />
 <br />
-<span class='quote'>This site was generated at 2025-08-08T18:20:01+03:00 by <span class='inlinecode'>Gemtexter</span></span><br />
+<span class='quote'>This site was generated at 2025-08-08T18:47:55+03:00 by <span class='inlinecode'>Gemtexter</span></span><br />
 <br />
 <span>Welcome to the foo.zone!</span><br />
 <br />
diff --git a/uptime-stats.html b/uptime-stats.html
index abea4dbb..36120870 100644
--- a/uptime-stats.html
+++ b/uptime-stats.html
@@ -13,7 +13,7 @@
 </p>
 <h1 style='display: inline' id='my-machine-uptime-stats'>My machine uptime stats</h1><br />
 <br />
-<span class='quote'>This site was last updated at 2025-08-08T18:20:01+03:00</span><br />
+<span class='quote'>This site was last updated at 2025-08-08T18:47:55+03:00</span><br />
 <br />
 <span>The following stats were collected via <span class='inlinecode'>uptimed</span> on all of my personal computers over many years and the output was generated by <span class='inlinecode'>guprecords</span>, the global uptime records stats analyser of mine.</span><br />
 <br />