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topologymanager: promote TopologyManagerPolicyOptions feature to beta

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* Promote TopologyManagerPolicyOptions feature to beta
* Promote PreferClosestNUMANodes TopologyManagerPolicyOption to beta

Signed-off-by: PiotrProkop <pprokop@nvidia.com>
This commit is contained in:
PiotrProkop 2023-06-30 10:20:42 +02:00
parent 23833b9c81
commit f855a23b45
7 changed files with 81 additions and 50 deletions
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2
cmd/kubelet/app/server.go
View File

@ -754,7 +754,7 @@ func run(ctx context.Context, s *options.KubeletServer, kubeDeps *kubelet.Depend
CPUCFSQuotaPeriod: s.CPUCFSQuotaPeriod.Duration,
TopologyManagerPolicy: s.TopologyManagerPolicy,
TopologyManagerScope: s.TopologyManagerScope,
ExperimentalTopologyManagerPolicyOptions: topologyManagerPolicyOptions,
TopologyManagerPolicyOptions: topologyManagerPolicyOptions,
},
s.FailSwapOn,
kubeDeps.Recorder,

2
pkg/features/kube_features.go
View File

@ -1064,7 +1064,7 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
TopologyManagerPolicyBetaOptions: {Default: true, PreRelease: featuregate.Beta},
TopologyManagerPolicyOptions: {Default: false, PreRelease: featuregate.Alpha},
TopologyManagerPolicyOptions: {Default: true, PreRelease: featuregate.Beta},
VolumeCapacityPriority: {Default: false, PreRelease: featuregate.Alpha},

2
pkg/kubelet/cm/container_manager.go
View File

@ -157,7 +157,7 @@ type NodeConfig struct {
EnforceCPULimits bool
CPUCFSQuotaPeriod time.Duration
TopologyManagerPolicy string
ExperimentalTopologyManagerPolicyOptions map[string]string
TopologyManagerPolicyOptions map[string]string
}
type NodeAllocatableConfig struct {

2
pkg/kubelet/cm/container_manager_linux.go
View File

@ -292,7 +292,7 @@ func NewContainerManager(mountUtil mount.Interface, cadvisorInterface cadvisor.I
machineInfo.Topology,
nodeConfig.TopologyManagerPolicy,
nodeConfig.TopologyManagerScope,
nodeConfig.ExperimentalTopologyManagerPolicyOptions,
nodeConfig.TopologyManagerPolicyOptions,
)
if err != nil {

4
pkg/kubelet/cm/topologymanager/policy_options.go
View File

@ -30,10 +30,10 @@ const (
)
var (
alphaOptions = sets.NewString(
alphaOptions = sets.NewString()
betaOptions = sets.NewString(
PreferClosestNUMANodes,
)
betaOptions = sets.NewString()
stableOptions = sets.NewString()
)

48
pkg/kubelet/cm/topologymanager/policy_options_test.go
View File

@ -29,6 +29,7 @@ import (
)
var fancyBetaOption = "fancy-new-option"
var fancyAlphaOption = "fancy-alpha-option"
type optionAvailTest struct {
option string
@ -42,12 +43,14 @@ func TestNewTopologyManagerOptions(t *testing.T) {
description string
policyOptions map[string]string
featureGate featuregate.Feature
featureGateEnable bool
expectedErr error
expectedOptions PolicyOptions
}{
{
description: "return TopologyManagerOptions with PreferClosestNUMA set to true",
featureGate: pkgfeatures.TopologyManagerPolicyAlphaOptions,
featureGate: pkgfeatures.TopologyManagerPolicyBetaOptions,
featureGateEnable: true,
expectedOptions: PolicyOptions{
PreferClosestNUMA: true,
},
@ -55,12 +58,21 @@ func TestNewTopologyManagerOptions(t *testing.T) {
PreferClosestNUMANodes: "true",
},
},
{
description: "fail to set option when TopologyManagerPolicyBetaOptions feature gate is not set",
featureGate: pkgfeatures.TopologyManagerPolicyBetaOptions,
policyOptions: map[string]string{
PreferClosestNUMANodes: "true",
},
expectedErr: fmt.Errorf("Topology Manager Policy Beta-level Options not enabled,"),
},
{
description: "return empty TopologyManagerOptions",
},
{
description: "fail to parse options",
featureGate: pkgfeatures.TopologyManagerPolicyAlphaOptions,
featureGateEnable: true,
policyOptions: map[string]string{
PreferClosestNUMANodes: "not a boolean",
},
@ -69,25 +81,43 @@ func TestNewTopologyManagerOptions(t *testing.T) {
{
description: "test beta options success",
featureGate: pkgfeatures.TopologyManagerPolicyBetaOptions,
featureGateEnable: true,
policyOptions: map[string]string{
fancyBetaOption: "true",
},
},
{
description: "test beta options success",
description: "test beta options fail",
featureGate: pkgfeatures.TopologyManagerPolicyBetaOptions,
policyOptions: map[string]string{
fancyBetaOption: "true",
},
expectedErr: fmt.Errorf("Topology Manager Policy Beta-level Options not enabled,"),
},
{
description: "test alpha options success",
featureGate: pkgfeatures.TopologyManagerPolicyAlphaOptions,
featureGateEnable: true,
policyOptions: map[string]string{
fancyAlphaOption: "true",
},
},
{
description: "test alpha options fail",
policyOptions: map[string]string{
fancyAlphaOption: "true",
},
expectedErr: fmt.Errorf("Topology Manager Policy Alpha-level Options not enabled,"),
},
}
betaOptions = sets.NewString(fancyBetaOption)
betaOptions.Insert(fancyBetaOption)
alphaOptions = sets.NewString(fancyAlphaOption)
for _, tcase := range testCases {
t.Run(tcase.description, func(t *testing.T) {
if tcase.featureGate != "" {
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, tcase.featureGate, true)()
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, tcase.featureGate, tcase.featureGateEnable)()
}
opts, err := NewPolicyOptions(tcase.policyOptions)
if tcase.expectedErr != nil {
@ -112,7 +142,7 @@ func TestPolicyDefaultsAvailable(t *testing.T) {
},
{
option: PreferClosestNUMANodes,
expectedAvailable: false,
expectedAvailable: true,
},
}
for _, testCase := range testCases {
@ -142,15 +172,15 @@ func TestPolicyOptionsAvailable(t *testing.T) {
},
{
option: PreferClosestNUMANodes,
featureGate: pkgfeatures.TopologyManagerPolicyAlphaOptions,
featureGate: pkgfeatures.TopologyManagerPolicyBetaOptions,
featureGateEnable: true,
expectedAvailable: true,
},
{
option: PreferClosestNUMANodes,
featureGate: pkgfeatures.TopologyManagerPolicyBetaOptions,
featureGateEnable: true,
expectedAvailable: false,
featureGate: pkgfeatures.TopologyManagerPolicyAlphaOptions,
featureGateEnable: false,
expectedAvailable: true,
},
}
for _, testCase := range testCases {

7
pkg/kubelet/cm/topologymanager/topology_manager.go
View File

@ -21,7 +21,7 @@ import (
"time"
cadvisorapi "github.com/google/cadvisor/info/v1"
"k8s.io/api/core/v1"
v1 "k8s.io/api/core/v1"
"k8s.io/klog/v2"
"k8s.io/kubernetes/pkg/kubelet/cm/topologymanager/bitmask"
"k8s.io/kubernetes/pkg/kubelet/lifecycle"
@ -133,10 +133,9 @@ var _ Manager = &manager{}
// NewManager creates a new TopologyManager based on provided policy and scope
func NewManager(topology []cadvisorapi.Node, topologyPolicyName string, topologyScopeName string, topologyPolicyOptions map[string]string) (Manager, error) {
klog.InfoS("Creating topology manager with policy per scope", "topologyPolicyName", topologyPolicyName, "topologyScopeName", topologyScopeName)
// When policy is none, the scope is not relevant, so we can short circuit here.
if topologyPolicyName == PolicyNone {
klog.InfoS("Creating topology manager with none policy")
return &manager{scope: NewNoneScope()}, nil
}
@ -145,6 +144,8 @@ func NewManager(topology []cadvisorapi.Node, topologyPolicyName string, topology
return nil, err
}
klog.InfoS("Creating topology manager with policy per scope", "topologyPolicyName", topologyPolicyName, "topologyScopeName", topologyScopeName, "topologyPolicyOptions", opts)
numaInfo, err := NewNUMAInfo(topology, opts)
if err != nil {
return nil, fmt.Errorf("cannot discover NUMA topology: %w", err)