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Add huge page usage stats to kubectl describe node

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Odin Ugedal 2019-07-25 22:14:35 +02:00
parent 5135a13e77
commit 439a862bba
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1 changed files with 20 additions and 1 deletions
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21
staging/src/k8s.io/kubectl/pkg/describe/versioned/describe.go
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@ -3527,13 +3527,32 @@ func describeNodeResource(nodeNonTerminatedPodsList *corev1.PodList, node *corev
corev1.ResourceMemory, memoryReqs.String(), int64(fractionMemoryReqs), memoryLimits.String(), int64(fractionMemoryLimits))
w.Write(LEVEL_1, "%s\t%s (%d%%)\t%s (%d%%)\n",
corev1.ResourceEphemeralStorage, ephemeralstorageReqs.String(), int64(fractionEphemeralStorageReqs), ephemeralstorageLimits.String(), int64(fractionEphemeralStorageLimits))
extResources := make([]string, 0, len(allocatable))
hugePageResources := make([]string, 0, len(allocatable))
for resource := range allocatable {
if !resourcehelper.IsStandardContainerResourceName(string(resource)) && resource != corev1.ResourcePods {
if resourcehelper.IsHugePageResourceName(resource) {
hugePageResources = append(hugePageResources, string(resource))
} else if !resourcehelper.IsStandardContainerResourceName(string(resource)) && resource != corev1.ResourcePods {
extResources = append(extResources, string(resource))
}
}
sort.Strings(extResources)
sort.Strings(hugePageResources)
for _, resource := range hugePageResources {
hugePageSizeRequests, hugePageSizeLimits, hugePageSizeAllocable := reqs[corev1.ResourceName(resource)], limits[corev1.ResourceName(resource)], allocatable[corev1.ResourceName(resource)]
fractionHugePageSizeRequests := float64(0)
fractionHugePageSizeLimits := float64(0)
if hugePageSizeAllocable.Value() != 0 {
fractionHugePageSizeRequests = float64(hugePageSizeRequests.Value()) / float64(hugePageSizeAllocable.Value()) * 100
fractionHugePageSizeLimits = float64(hugePageSizeLimits.Value()) / float64(hugePageSizeAllocable.Value()) * 100
}
w.Write(LEVEL_1, "%s\t%s (%d%%)\t%s (%d%%)\n",
resource, hugePageSizeRequests.String(), int64(fractionHugePageSizeRequests), hugePageSizeLimits.String(), int64(fractionHugePageSizeLimits))
}
for _, ext := range extResources {
extRequests, extLimits := reqs[corev1.ResourceName(ext)], limits[corev1.ResourceName(ext)]
w.Write(LEVEL_1, "%s\t%s\t%s\n", ext, extRequests.String(), extLimits.String())