opensource.md updated

opensource.md

@@ -8,7 +8,7 @@ theme:
 
 ---
 
-# Opensource and Linux Distro
+# Open Source and Linux Distro
 
 Linux Desktop: 4% or 4x%?
 
@@ -26,7 +26,6 @@ Linux Desktop: 4% or 4x%?
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-
 # Open Source Era
 
 https://gitnux.org/open-source-software-statistics/
@@ -37,11 +36,15 @@ https://gitnux.org/open-source-software-statistics/
 - 96% of applications have at least one open-source component.
 - Open-source maintains a 33% lower organizational cost in the long run compared to proprietary software.
 
+## My opinions how open source dominate the world:
+
+- linux / container / ...
+- git / github / ...
+
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 <!-- end_slide -->
 
-
-# A World Without Linux
+## A World Without Linux
 
 Linux Foundation 2015
 
@@ -54,7 +57,7 @@ The remainder is split between Windows, 1.9 percent, and FreeBSD, 1.8 percent.
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-# Linux has a little over 4% (actually 4.03%) of the desktop OS market.
+## Linux has a little over 4% (actually 4.03%) of the desktop OS market.
 
 https://gs.statcounter.com/os-market-share/desktop/worldwide
 
@@ -66,7 +69,7 @@ https://gs.statcounter.com/os-market-share/desktop/worldwide
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-# Microsoft has a majority market share
+## Microsoft has a majority market share
 https://bugs.launchpad.net/bugs/1
 
 - 2004 created
@@ -92,9 +95,30 @@ https://en.wikipedia.org/wiki/Criticism_of_desktop_Linux
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 <!-- end_slide -->
 
-# Linux
+## Why Linux is good as your PC OS?
+
+- Rich Open Source resources - linux / containers
+- Network native
+  - ssh / tunnel
+
+### Not so good about
+
+- Many application like office
+  - cloud version or android version
+- chinese input
+
+### others
+- Windows: WSL
+- Mac M1/M2/M3: Asahi Linux
+
+-----
+<!-- end_slide -->
+
+# Linux kernel
 
 - modules
+- eBPF
+- rust for linux
 - abi (application binary interface)
   - https://opensource.com/article/22/12/linux-abi
   - LTS - 6.6 / 6.1 / 5.15 / 5.10 / 5.4 / 4.19
@@ -112,7 +136,7 @@ https://en.wikipedia.org/wiki/Criticism_of_desktop_Linux
 
 # Linux Distro - packages and dependencies
 
-- binary package
+- binary package / repos
   - debian / Ubuntu (deb) / termux
   - REHL / CentOS
   - alpine
@@ -125,7 +149,6 @@ https://en.wikipedia.org/wiki/Criticism_of_desktop_Linux
 
 * upstream packages
 
-
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 <!-- end_slide -->
 
@@ -155,6 +178,46 @@ https://en.wikipedia.org/wiki/Criticism_of_desktop_Linux
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 <!-- end_slide -->
 
+## Dependency hell
+
+- binary packages
+- library dependency
+
+-----
+<!-- end_slide -->
+
+## Nix
+- Nix is a purely functional package manager.
+  - /nix/store/b6gvzjyb2pg0kjfwrjmg1vfhh54ad73z-firefox-33.1/
+
+-----
+<!-- end_slide -->
+
+### Nix pkgs
+- Multiple versions
+- Complete dependencies
+- Multi-user support
+- Atomic upgrades and rollbacks
+- Garbage collection
+- Functional package language
+- Transparent source/binary deployment
+- Nix Packages collection
+- Portability
+
+-----
+<!-- end_slide -->
+
+### NixOS
+- Declarative system configuration model
+- Reliable upgrades
+- Atomic upgrades
+- Rollbacks
+- Reproducible system configurations
+- Safe to test changes
+
+-----
+<!-- end_slide -->
+
 # Linux container
 
 - LXC (machine container)
@@ -196,8 +259,8 @@ https://en.wikipedia.org/wiki/Criticism_of_desktop_Linux
 
 # Libc
 
-- glibc
-- musl
+- glibc - most linux distro
+- musl - apline
 - bionic (android)
   - BSD-licensed
   - Small size
@@ -214,6 +277,9 @@ https://en.wikipedia.org/wiki/Criticism_of_desktop_Linux
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 <!-- end_slide -->
 
+
+# Gui
+
 ## gnome
 
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@@ -231,11 +297,6 @@ https://en.wikipedia.org/wiki/Criticism_of_desktop_Linux
 ## Cosmic
 
 
------
-<!-- end_slide -->
-
-## PackageKit
-
 
 
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@@ -249,7 +310,26 @@ https://en.wikipedia.org/wiki/Criticism_of_desktop_Linux
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 <!-- end_slide -->
 
-# immutable / atomic
+# package vs image
+
+- deb
+- rpm
+- nix
+- snap
+
+## PackageKit
+
+-----
+<!-- end_slide -->
+
+## immutable / atomic
+
+- container (OCI) image
+- ostree
+  - rpm-ostree
+- systemd
+  - portable services
+- snap - squashfs
 
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 <!-- end_slide -->