more misc changes
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@ -47,7 +47,7 @@ While we will try to talk about generalities of declarative operating system par
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# Reproducible
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# Reproducible
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- Systems have a given configuration
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- Systems have a given configuration
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- Configuration can duplicate systems
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- Configuration can produce identical systems
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- If you pin versions, you can make your system completely reproducible
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- If you pin versions, you can make your system completely reproducible
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- Everything is isolated
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- Everything is isolated
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@ -66,6 +66,7 @@ While we will try to talk about generalities of declarative operating system par
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- Anything not being used by a profile is eligible for garbage-collection
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- Anything not being used by a profile is eligible for garbage-collection
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- All state is containted
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- All state is containted
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- Preserves state-less root
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- Preserves state-less root
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- Can be further extended to your home directory
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---
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@ -75,6 +76,7 @@ While we will try to talk about generalities of declarative operating system par
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- Always have some working system state
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- Always have some working system state
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- Since any transaction is atomic, it either works or doesn't
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- Since any transaction is atomic, it either works or doesn't
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- Your system will never be left in a half updated state that is difficult to recover
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- Your system will never be left in a half updated state that is difficult to recover
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- When updating, the actual "commit" is changing a symlink around
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---
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@ -123,18 +125,33 @@ While we will try to talk about generalities of declarative operating system par
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- Guix `/gnu/store`
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- Guix `/gnu/store`
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- Nix `/nix/store`
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- Nix `/nix/store`
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- Stores all package and system files
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- Stores all package and system files
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- Partially based off of configuration
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- Contents are based off of configuration
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---
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---
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### What is the store like?
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### What is the store like?
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- Lots of files that look like {hash}-package-version
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- Lots of files that look like {hash}-package-version
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---
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### Example
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```
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/gnu/store/spxcaq8gnmckhzz9a1wm3qc9dmz5bvsd-gcc-toolchain-12.3.0
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```
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---
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### What is the store like?
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- Hash is derived from a build dependency graph
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- Hash is derived from a build dependency graph
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- A program can use any version of a library it needs
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- A program can use any version of a library it needs
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- A program build hash is unique, if any dependency changes the hash will as well.
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- A program build hash is unique, if any dependency changes the hash will as well.
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### Distro Profile
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---
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### Profile
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- Guix `~/.guix-profile`
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- Guix `~/.guix-profile`
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- Nix `~/.nix-profile`
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- Nix `~/.nix-profile`
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