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Merge pull request #19987 from gmarek/remove-test

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Remove monitor_resources test
This commit is contained in:
Zach Loafman 2016-01-22 11:10:06 -08:00
commit 0b00928c74
1 changed files with 0 additions and 135 deletions
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test/e2e/monitor_resources.go
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/*
Copyright 2015 The Kubernetes Authors All rights reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package e2e
import (
"time"
"k8s.io/kubernetes/pkg/api"
client "k8s.io/kubernetes/pkg/client/unversioned"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
const datapointAmount = 5
var systemContainers = []string{"/docker-daemon", "/kubelet", "/system"}
var allowedUsage = resourceUsagePerContainer{
"/docker-daemon": &containerResourceUsage{
CPUUsageInCores: 0.1,
MemoryWorkingSetInBytes: 1500000000,
},
// TODO: Make Kubelet constraints sane again when #17774 is fixed.
"/kubelet": &containerResourceUsage{
CPUUsageInCores: 0.1,
MemoryWorkingSetInBytes: 300000000,
},
"/system": &containerResourceUsage{
CPUUsageInCores: 0.30,
MemoryWorkingSetInBytes: 1500000000,
},
}
func computeAverage(sliceOfUsages []resourceUsagePerContainer) (result resourceUsagePerContainer) {
result = make(resourceUsagePerContainer)
for _, container := range systemContainers {
result[container] = &containerResourceUsage{}
}
for _, usage := range sliceOfUsages {
for _, container := range systemContainers {
singleResult := &containerResourceUsage{
CPUUsageInCores: result[container].CPUUsageInCores + usage[container].CPUUsageInCores,
MemoryWorkingSetInBytes: result[container].MemoryWorkingSetInBytes + usage[container].MemoryWorkingSetInBytes,
}
result[container] = singleResult
}
}
for _, container := range systemContainers {
singleResult := &containerResourceUsage{
CPUUsageInCores: result[container].CPUUsageInCores / float64(len(sliceOfUsages)),
MemoryWorkingSetInBytes: result[container].MemoryWorkingSetInBytes / int64(len(sliceOfUsages)),
}
result[container] = singleResult
}
return
}
// This tests does nothing except checking current resource usage of containers defined in kubelet_stats systemContainers variable.
// Test fails if an average container resource consumption over datapointAmount tries exceeds amount defined in allowedUsage.
// Flaky issue #13931
var _ = Describe("Resource usage of system containers [Serial] [Flaky]", func() {
var c *client.Client
BeforeEach(func() {
var err error
c, err = loadClient()
expectNoError(err)
})
It("should not exceed expected amount.", func() {
By("Getting ResourceConsumption on all nodes")
// It should be OK to list unschedulable Nodes here.
nodeList, err := c.Nodes().List(api.ListOptions{})
expectNoError(err)
resourceUsagePerNode := make(map[string][]resourceUsagePerContainer)
for i := 0; i < datapointAmount; i++ {
for _, node := range nodeList.Items {
resourceUsage, err := getOneTimeResourceUsageOnNode(c, node.Name, 15*time.Second, func() []string {
if providerIs("gce", "gke") {
return systemContainers
} else {
return []string{}
}
}, false)
expectNoError(err)
resourceUsagePerNode[node.Name] = append(resourceUsagePerNode[node.Name], resourceUsage)
}
time.Sleep(3 * time.Second)
}
averageResourceUsagePerNode := make(map[string]resourceUsagePerContainer)
for _, node := range nodeList.Items {
averageResourceUsagePerNode[node.Name] = computeAverage(resourceUsagePerNode[node.Name])
}
Logf("Observed resource usage:\n%v", averageResourceUsagePerNode)
violating := make(map[string]resourceUsagePerContainer)
for node, usage := range averageResourceUsagePerNode {
for container, cUsage := range usage {
Logf("%v on %v usage: %#v", container, node, cUsage)
if !allowedUsage[container].isStrictlyGreaterThan(cUsage) {
if _, ok := violating[node]; !ok {
violating[node] = make(resourceUsagePerContainer)
}
if allowedUsage[container].CPUUsageInCores < cUsage.CPUUsageInCores {
Logf("CPU is too high for %s (%v)", container, cUsage.CPUUsageInCores)
}
if allowedUsage[container].MemoryWorkingSetInBytes < cUsage.MemoryWorkingSetInBytes {
Logf("Working set is too high for %s (%v)", container, cUsage.MemoryWorkingSetInBytes)
}
violating[node][container] = usage[container]
}
}
}
Expect(violating).To(BeEmpty())
})
})