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Remove a stale containerd pid on start #112

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Remove a stale containerd pid on start #112

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2e80c67
Remove a stale containerd pid on start
claude Sep 23, 2026
8fd0950
Merge upstream master into claude/loving-hopper-f527pj-containerd-pid
claude Oct 4, 2026
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1 change: 1 addition & 0 deletions readme-vars.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -132,6 +132,7 @@ init_diagram: |
"kasm:latest" <- Base Images
# changelog
changelogs:
- {date: "23.09.26:", desc: "Remove a stale containerd pid on start, which could keep dockerd from starting after an unclean shutdown."}
- {date: "07.08.26:", desc: "Fix NVIDIA passthrough to Workspace containers by generating a CDI specification inside the DinD layer."}
- {date: "04.08.26:", desc: "Give kasm_manager a healthcheck start period so a cold start does not leave kasm_proxy created but never started."}
- {date: "16.04.26:", desc: "Update for 1.18.1 release. Use rolling service images. Bump docker to v29."}
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4 changes: 4 additions & 0 deletions root/etc/s6-overlay/s6-rc.d/init-config-kasm/run
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Expand Up @@ -13,6 +13,10 @@ if [[ -S /var/run/docker.sock ]]; then
rm -f /var/run/docker.sock
fi

# Clean up old containerd pid, which dockerd takes for a running containerd if
# another process has been given that pid since an unclean shutdown
rm -f /var/run/docker/containerd/containerd.pid

# The NVIDIA container toolkit on the host injects the driver into this container,
# but nothing carries it over to the Workspace containers started inside the DinD
# layer. Describe the devices and driver we were handed in a CDI specification, so
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