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Add script to docs for available optimization levels.

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Co-authored-by: Hashbrown777 <hashbrown777@gmail.com>
Signed-off-by: Jason Volk <jason@zemos.net>
This commit is contained in:
Jason Volk
2025-09-27 03:33:30 +00:00
parent 9d9ace1452
commit af3cdf9263
1 changed files with 11 additions and 11 deletions
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22
docs/deploying/generic.md
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@@ -17,18 +17,18 @@ release [here](https://github.com/matrix-construct/tuwunel/releases/latest) or
`main` CI branch workflow artifact output. These also include `.deb` packages `main` CI branch workflow artifact output. These also include `.deb` packages
for Debian or Ubuntu and `.rpm` packages for Red Hat or Fedora. for Debian or Ubuntu and `.rpm` packages for Red Hat or Fedora.
These can be curl'd directly from. `ci-bins` are CI workflow binaries by commit
hash/revision, and `releases` are tagged releases. Sort by descending last
modified for the latest.
These binaries have jemalloc and io_uring statically linked and included with
them, so no additional dynamic dependencies need to be installed.
For the **best** performance; if using an `x86_64` CPU made in the last ~10 years, For the **best** performance; if using an `x86_64` CPU made in the last ~10 years,
we recommend using the `-v3-` optimised packages. If the server refuses to start we recommend using the `-v3-` optimised packages. See below for a command to check
or exits with an "Illegal Instruction" error you will need `-v2-` or `-v1-` what your system supports. If the server refuses to start or exits with an "Illegal
packages instead. The database backend, RocksDB, benefits from `-v2-` or greater Instruction" error you will need `-v2-` or `-v1-` packages instead. The database
as it features performance critical hardware accelerated CRC32 hashing/checksumming. backend, RocksDB, benefits from `-v2-` or greater as it features performance
critical hardware accelerated CRC32 hashing/checksumming.
Linux users can run this script to display which optimization levels they may
choose:
```
cat /proc/cpuinfo | grep -Po '(avx|sse)[235]' | sort -u | sed 's/avx5/v4/;s/avx2/v3/;s/sse3/v2/;s/sse2/v1/' | sort
```
### Compiling ### Compiling