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423ee35846
The new PodLifeTime descheduler strategy can be used to evict pods that
were created more than the configured number of seconds ago.
In the below example pods created more than 24 hours ago will be evicted.
````
apiVersion: "descheduler/v1alpha1"
kind: "DeschedulerPolicy"
strategies:
"PodLifeTime":
enabled: true
params:
maxPodLifeTimeSeconds: 86400
````
68 lines
1.7 KiB
Go
68 lines
1.7 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package api
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import (
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v1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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)
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// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
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type DeschedulerPolicy struct {
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metav1.TypeMeta
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// Strategies
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Strategies StrategyList
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}
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type StrategyName string
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type StrategyList map[StrategyName]DeschedulerStrategy
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type DeschedulerStrategy struct {
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// Enabled or disabled
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Enabled bool
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// Weight
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Weight int
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// Strategy parameters
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Params StrategyParameters
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}
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// Only one of its members may be specified
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type StrategyParameters struct {
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NodeResourceUtilizationThresholds *NodeResourceUtilizationThresholds
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NodeAffinityType []string
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PodsHavingTooManyRestarts *PodsHavingTooManyRestarts
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MaxPodLifeTimeSeconds *uint
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}
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type Percentage float64
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type ResourceThresholds map[v1.ResourceName]Percentage
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type NodeResourceUtilizationThresholds struct {
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Thresholds ResourceThresholds
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TargetThresholds ResourceThresholds
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NumberOfNodes int
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}
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type PodsHavingTooManyRestarts struct {
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PodRestartThreshold int32
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IncludingInitContainers bool
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}
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