hack/dind: fix cgroup v2 evacuation with docker run --init#42331
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tianon
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Apr 27, 2021
Evacuate all the processes in `/sys/fs/cgroup/cgroup.procs`, not just PID 1. Before: ```console $ docker run --rm --privileged --init $(docker build -q .) cat /sys/fs/cgroup/cgroup.subtree_control sed: couldn't flush stdout: Device or resource busy ``` After: ```console $ docker run --rm --privileged --init $(docker build -q .) cat /sys/fs/cgroup/cgroup.subtree_control cpuset cpu io memory hugetlb pids rdma ``` Fix docker-library/docker issue 308 Signed-off-by: Akihiro Suda <[email protected]>
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LGTM! Thanks for looking into this and figuring out a fix 💪😎
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Failures are unrelated; this one is interesting though (on Windows RS5); hopefully just a hiccup |
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- What I did
Fix docker-library/docker#308
- How I did it
Evacuate all the processes in
/sys/fs/cgroup/cgroup.procs, not just PID 1.- How to verify it
Before:
After: