A story of Docker, QEMU, and memfd_create()

Last year I stumbled across a problem with the execution of a Docker container in a CI environment. The interesting case was that this is a container for a foreign architecture, which is supported by the –platform option and there are even official images on Docker Hub for this.

Initially, the problem presented itself like this:

$ docker run -it […]

#aarch64 #arm64 #debugging #docker #foss #kernel #linux #openSource #patch #procfs #qemu

https://raimue.blog/2023/11/23/a-story-of-docker-qemu-and-memfd-create/

A story of Docker, QEMU, and memfd_create()

Last year I stumbled across a problem with the execution of a Docker container in a CI environment. The interesting case was that this is a container for a foreign architecture, which is supported by the --platform option and there are even official images on Docker Hub for this. Initially, the problem presented itself like [...]

raimue.blog