Niklas Hambüchen

Storage prefix directories

4

I did a benchmark of how well Attic deduplicates `chromium` derivations, and how it compares to deduplicating backup tools such as `bup` and `bupstash`: https://github.com/NixOS/nixpkgs/issues/89380#issuecomment-1605028571 One thing I noticed is...

Error: too many SQL variables

1

I added around 10 Chromium store paths from https://github.com/NixOS/nixpkgs/issues/89380#issuecomment-1575550831 using `attic push niklas-attic-test --ignore-upstream-cache-filter --no-closure`. Afterwards I ran `atticd --mode garbage-collector-once` and got: ``` Attic Server 0.1.0 (release) Error: Execution...

DerivationReadError in a .drv cotaining unicode chars

1

We encountered on ZuriHac: ``` nix-output-monitor error: DerivationReadError /nix/store/sy16h6b3k498dfpxqhq77l1q7nr6wgqb-source.drv: hGetContents: invalid argument (cannot decode byte sequence starting from 195) ``` Contents of that file: [`nom-issue-136.zip`](https://github.com/user-attachments/files/15753075/nom-issue-136.zip)

ARC not accounted as MemAvailable in /proc/meminfo

30

### Describe the problem you're observing As described in e.g. [here](https://superuser.com/questions/1137416/how-can-i-determine-the-current-size-of-the-arc-in-zfs-and-how-does-the-arc-rel), ARC does not count the same way as the Linux buffer cache (e.g. yellow in `htop`), and ZoL does...

I got compiler errors on GCC 13 without this, and they make sense, as these includes are indeed needed.

cabal extra-libraries check does not correctly propagate E2BIG error

5

I have a Haskell library that uses `extra-libraries: glog`. When I try to build it I get: ``` Setup: Missing dependencies on foreign libraries: * Missing C libraries: glog ```...

Hi, @chpatrick wrote this and we find it super useful for being able to write PLY files in-place with `mmap`. We already use this for a year in production and...

doc: Document which options are disabled by mClock.

6

Not only in the mClock docs, but also in the reference of the options that are disabled. Otherwise users are bound to miss it, and surprised why their options are...

Add allowParallel flag to allow multiple readers to be created

4

Handy for multithreaded work, we also use it in an extension of `pye57`: https://github.com/davidcaron/pye57/commit/7d2dd716b5574063559e1fc7d355355ed68f38a4 CC @chpatrick