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Use runtime.slice and system.slice cgroup settings in k8s variants #1684

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merged 6 commits into from Aug 9, 2021
Merged

Use runtime.slice and system.slice cgroup settings in k8s variants #1684

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e4efd02
Add runtime group/slice and assign containerd and kubelet
Aug 2, 2021
7b823c3
Update kubelet-config setting kubeReservedCgroup
Aug 2, 2021
228a321
Remove slice from After and Wants for containerd service
Aug 3, 2021
cfed16c
Set config setting systemReservedCgroup to /system
Aug 4, 2021
34fed14
Create {cpuset,hugetlb}/runtime.slice directory tmpfiles
Aug 6, 2021
9f630a6
Create {cpuset,hugetlb}/system.slice directory tmpfiles
Aug 6, 2021
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1 change: 1 addition & 0 deletions packages/containerd/containerd.service
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Expand Up @@ -5,6 +5,7 @@ After=network-online.target configured.target
Wants=network-online.target configured.target

[Service]
Slice=runtime.slice
EnvironmentFile=/etc/network/proxy.env
ExecStart=/usr/bin/containerd
Type=notify
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2 changes: 2 additions & 0 deletions packages/kubernetes-1.17/kubelet-config
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Expand Up @@ -68,11 +68,13 @@ kubeReserved:
{{~/if}}
{{~/if}}
ephemeral-storage: "{{default "1Gi" settings.kubernetes.kube-reserved.ephemeral-storage}}"
kubeReservedCgroup: "/runtime"
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{{~#if settings.kubernetes.system-reserved}}
systemReserved:
{{~#each settings.kubernetes.system-reserved}}
{{@key}}: "{{this}}"
{{~/each}}
systemReservedCgroup: "/system"
{{~/if}}
cpuManagerPolicy: {{default "none" settings.kubernetes.cpu-manager-policy}}
{{~#if settings.kubernetes.cpu-manager-reconcile-period}}
Expand Down
1 change: 1 addition & 0 deletions packages/kubernetes-1.17/kubelet.service
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Expand Up @@ -6,6 +6,7 @@ Wants=configured.target
BindsTo=containerd.service

[Service]
Slice=runtime.slice
Type=notify
EnvironmentFile=/etc/network/proxy.env
EnvironmentFile=/etc/kubernetes/kubelet/env
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2 changes: 2 additions & 0 deletions packages/kubernetes-1.18/kubelet-config
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Expand Up @@ -68,11 +68,13 @@ kubeReserved:
{{~/if}}
{{~/if}}
ephemeral-storage: "{{default "1Gi" settings.kubernetes.kube-reserved.ephemeral-storage}}"
kubeReservedCgroup: "/runtime"
{{~#if settings.kubernetes.system-reserved}}
systemReserved:
{{~#each settings.kubernetes.system-reserved}}
{{@key}}: "{{this}}"
{{~/each}}
systemReservedCgroup: "/system"
{{~/if}}
cpuManagerPolicy: {{default "none" settings.kubernetes.cpu-manager-policy}}
{{~#if settings.kubernetes.cpu-manager-reconcile-period}}
Expand Down
1 change: 1 addition & 0 deletions packages/kubernetes-1.18/kubelet.service
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Expand Up @@ -6,6 +6,7 @@ Wants=configured.target
BindsTo=containerd.service

[Service]
Slice=runtime.slice
Type=notify
EnvironmentFile=/etc/network/proxy.env
EnvironmentFile=/etc/kubernetes/kubelet/env
Expand Down
2 changes: 2 additions & 0 deletions packages/kubernetes-1.19/kubelet-config
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Expand Up @@ -68,11 +68,13 @@ kubeReserved:
{{~/if}}
{{~/if}}
ephemeral-storage: "{{default "1Gi" settings.kubernetes.kube-reserved.ephemeral-storage}}"
kubeReservedCgroup: "/runtime"
{{~#if settings.kubernetes.system-reserved}}
systemReserved:
{{~#each settings.kubernetes.system-reserved}}
{{@key}}: "{{this}}"
{{~/each}}
systemReservedCgroup: "/system"
{{~/if}}
cpuManagerPolicy: {{default "none" settings.kubernetes.cpu-manager-policy}}
{{~#if settings.kubernetes.cpu-manager-reconcile-period}}
Expand Down
1 change: 1 addition & 0 deletions packages/kubernetes-1.19/kubelet.service
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Expand Up @@ -6,6 +6,7 @@ Wants=configured.target
BindsTo=containerd.service

[Service]
Slice=runtime.slice
Type=notify
EnvironmentFile=/etc/network/proxy.env
EnvironmentFile=/etc/kubernetes/kubelet/env
Expand Down
2 changes: 2 additions & 0 deletions packages/kubernetes-1.20/kubelet-config
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Expand Up @@ -68,11 +68,13 @@ kubeReserved:
{{~/if}}
{{~/if}}
ephemeral-storage: "{{default "1Gi" settings.kubernetes.kube-reserved.ephemeral-storage}}"
kubeReservedCgroup: "/runtime"
{{~#if settings.kubernetes.system-reserved}}
systemReserved:
{{~#each settings.kubernetes.system-reserved}}
{{@key}}: "{{this}}"
{{~/each}}
systemReservedCgroup: "/system"
{{~/if}}
cpuManagerPolicy: {{default "none" settings.kubernetes.cpu-manager-policy}}
{{~#if settings.kubernetes.cpu-manager-reconcile-period}}
Expand Down
1 change: 1 addition & 0 deletions packages/kubernetes-1.20/kubelet.service
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Expand Up @@ -6,6 +6,7 @@ Wants=configured.target
BindsTo=containerd.service

[Service]
Slice=runtime.slice
Type=notify
EnvironmentFile=/etc/network/proxy.env
EnvironmentFile=/etc/kubernetes/kubelet/env
Expand Down
2 changes: 2 additions & 0 deletions packages/kubernetes-1.21/kubelet-config
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Expand Up @@ -68,11 +68,13 @@ kubeReserved:
{{~/if}}
{{~/if}}
ephemeral-storage: "{{default "1Gi" settings.kubernetes.kube-reserved.ephemeral-storage}}"
kubeReservedCgroup: "/runtime"
{{~#if settings.kubernetes.system-reserved}}
systemReserved:
{{~#each settings.kubernetes.system-reserved}}
{{@key}}: "{{this}}"
{{~/each}}
systemReservedCgroup: "/system"
{{~/if}}
cpuManagerPolicy: {{default "none" settings.kubernetes.cpu-manager-policy}}
{{~#if settings.kubernetes.cpu-manager-reconcile-period}}
Expand Down
1 change: 1 addition & 0 deletions packages/kubernetes-1.21/kubelet.service
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Expand Up @@ -6,6 +6,7 @@ Wants=configured.target
BindsTo=containerd.service

[Service]
Slice=runtime.slice
Type=notify
EnvironmentFile=/etc/network/proxy.env
EnvironmentFile=/etc/kubernetes/kubelet/env
Expand Down
2 changes: 2 additions & 0 deletions packages/release/release-tmpfiles.conf
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Expand Up @@ -2,4 +2,6 @@ C /etc/hosts - - - -
C /etc/nsswitch.conf - - - -
C /etc/wicked/ifconfig/eth0.xml - - - -
d /var/log/kdump 0700 root root -
d /sys/fs/cgroup/cpuset/runtime.slice 0755 root root -
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d /sys/fs/cgroup/hugetlb/runtime.slice 0755 root root -
T /var/log/kdump - - - - security.selinux=system_u:object_r:secret_t:s0
6 changes: 5 additions & 1 deletion packages/release/release.spec
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Expand Up @@ -49,6 +49,9 @@ Source1060: capture-kernel-dump.service
Source1061: disable-kexec-load.service
Source1062: load-crash-kernel.service

# systemd cgroups/slices
Source1080: runtime.slice

BuildArch: noarch
Requires: %{_cross_os}acpid
Requires: %{_cross_os}audit
Expand Down Expand Up @@ -111,7 +114,7 @@ install -d %{buildroot}%{_cross_unitdir}
install -p -m 0644 \
%{S:1001} %{S:1002} %{S:1003} %{S:1004} %{S:1005} \
%{S:1006} %{S:1007} %{S:1008} %{S:1009} %{S:1010} %{S:1011} \
%{S:1015} %{S:1040} %{S:1041} %{S:1060} %{S:1061} %{S:1062} \
%{S:1015} %{S:1040} %{S:1041} %{S:1060} %{S:1061} %{S:1062} %{S:1080} \
%{buildroot}%{_cross_unitdir}

LOWERPATH=$(systemd-escape --path %{_cross_sharedstatedir}/kernel-devel/lower)
Expand Down Expand Up @@ -166,6 +169,7 @@ ln -s %{_cross_unitdir}/preconfigured.target %{buildroot}%{_cross_unitdir}/defau
%{_cross_unitdir}/*-kernels.mount
%{_cross_unitdir}/*-licenses.mount
%{_cross_unitdir}/var-lib-bottlerocket.mount
%{_cross_unitdir}/runtime.slice
%{_cross_unitdir}/set-hostname.service
%dir %{_cross_templatedir}
%{_cross_templatedir}/motd
Expand Down
4 changes: 4 additions & 0 deletions packages/release/runtime.slice
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@@ -0,0 +1,4 @@
[Unit]
Description=Kubernetes and container runtime slice
Documentation=man:systemd.special(7)
Before=slices.target