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Merge pull request #18315 from dvdksn/build-rephrase-qemu-emulation 

build: rephrase perf penalty with qemu emulation
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David Karlsson 2023-10-09 12:12:27 +02:00 committed by GitHub
parent e86716e05e 44abfddcea
commit e1db0099ae
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2 changed files with 6 additions and 8 deletions
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7
content/build/building/multi-platform.md
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@ -55,9 +55,8 @@ loads it through a binary registered in the `binfmt_misc` handler.
> **Note**
>
> QEMU performs full-system emulation of non-native platforms, which is much
> slower than native builds. Compute-heavy tasks like compilation and
> compression or decompression likely results in a large performance hit.
> Emulation with QEMU can be much slower than native builds, especially for
> compute-heavy tasks like compilation and compression or decompression.
>
> Use [cross-compilation](#cross-compilation) instead, if possible.
@ -257,4 +256,4 @@ Linux architectures such as `arm`, `mips`, `ppc64le`, and even `s390x`.
This does not require any special configuration in the container itself as it
uses [qemu-static](https://wiki.qemu.org/Main_Page)
from the Docker Desktop VM. Because of this, you can run an ARM container,
like the `arm32v7` or `ppc64le` variants of the busybox image.
like the `arm32v7` or `ppc64le` variants of the busybox image.

7
content/build/drivers/docker-container.md
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@ -135,11 +135,10 @@ $ docker buildx build \
--push .
```
> **Warning**
> **Note**
>
> QEMU performs full-system emulation of non-native platforms, which is much
> slower than native builds. Compute-heavy tasks like compilation and
> compression/decompression will likely take a large performance hit.
> Emulation with QEMU can be much slower than native builds, especially for
> compute-heavy tasks like compilation and compression or decompression.
## Custom network