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Add kubelet configuration flag 'topology-manager-scope'

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add kubelet config option.
* --topology-manager-scope=[ container | pod ]
* default=container

Signed-off-by: Krzysztof Wiatrzyk <k.wiatrzyk@samsung.com>
This commit is contained in:
sw.han
2020-10-01 16:57:10 +02:00
committed by Krzysztof Wiatrzyk
parent f170d33e1f
commit d070bff273
12 changed files with 45 additions and 6 deletions
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1
cmd/kubelet/app/options/options.go
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@@ -537,6 +537,7 @@ func AddKubeletConfigFlags(mainfs *pflag.FlagSet, c *kubeletconfig.KubeletConfig
fs.Int32Var(&c.PodsPerCore, "pods-per-core", c.PodsPerCore, "Number of Pods per core that can run on this Kubelet. The total number of Pods on this Kubelet cannot exceed max-pods, so max-pods will be used if this calculation results in a larger number of Pods allowed on the Kubelet. A value of 0 disables this limit.")
fs.BoolVar(&c.ProtectKernelDefaults, "protect-kernel-defaults", c.ProtectKernelDefaults, "Default kubelet behaviour for kernel tuning. If set, kubelet errors if any of kernel tunables is different than kubelet defaults.")
fs.StringVar(&c.ReservedSystemCPUs, "reserved-cpus", c.ReservedSystemCPUs, "A comma-separated list of CPUs or CPU ranges that are reserved for system and kubernetes usage. This specific list will supersede cpu counts in --system-reserved and --kube-reserved.")
fs.StringVar(&c.TopologyManagerScope, "topology-manager-scope", c.TopologyManagerScope, "Scope to which topology hints applied. Topology Manager collects hints from Hint Providers and applies them to defined scope to ensure the pod admission. Possible values: 'container' (default), 'pod'.")
// Node Allocatable Flags
fs.Var(cliflag.NewMapStringString(&c.SystemReserved), "system-reserved", "A set of ResourceName=ResourceQuantity (e.g. cpu=200m,memory=500Mi,ephemeral-storage=1Gi) pairs that describe resources reserved for non-kubernetes components. Currently only cpu and memory are supported. See http://kubernetes.io/docs/user-guide/compute-resources for more detail. [default=none]")
fs.Var(cliflag.NewMapStringString(&c.KubeReserved), "kube-reserved", "A set of ResourceName=ResourceQuantity (e.g. cpu=200m,memory=500Mi,ephemeral-storage=1Gi) pairs that describe resources reserved for kubernetes system components. Currently cpu, memory and local ephemeral storage for root file system are supported. See http://kubernetes.io/docs/user-guide/compute-resources for more detail. [default=none]")

1
cmd/kubelet/app/server.go
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@@ -738,6 +738,7 @@ func run(ctx context.Context, s *options.KubeletServer, kubeDeps *kubelet.Depend
EnforceCPULimits: s.CPUCFSQuota,
CPUCFSQuotaPeriod: s.CPUCFSQuotaPeriod.Duration,
ExperimentalTopologyManagerPolicy: s.TopologyManagerPolicy,
ExperimentalTopologyManagerScope: s.TopologyManagerScope,
},
s.FailSwapOn,
devicePluginEnabled,