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Add a resource specifying number of Pods that are allowed to run on Kubelet.

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gmarek
2015-03-17 15:43:49 +01:00
parent f57f317830
commit 27d660d0ac
9 changed files with 109 additions and 21 deletions
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9
plugin/pkg/scheduler/algorithm/predicates/predicates.go
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@@ -137,19 +137,18 @@ func CheckPodsExceedingCapacity(pods []*api.Pod, capacity api.ResourceList) (fit
// PodFitsResources calculates fit based on requested, rather than used resources
func (r *ResourceFit) PodFitsResources(pod *api.Pod, existingPods []*api.Pod, node string) (bool, error) {
podRequest := getResourceRequest(pod)
if podRequest.milliCPU == 0 && podRequest.memory == 0 {
// no resources requested always fits.
return true, nil
}
info, err := r.info.GetNodeInfo(node)
if err != nil {
return false, err
}
if podRequest.milliCPU == 0 && podRequest.memory == 0 {
return int64(len(existingPods)) < info.Status.Capacity.MaxPods().Value(), nil
}
pods := []*api.Pod{}
copy(pods, existingPods)
pods = append(existingPods, pod)
_, exceeding := CheckPodsExceedingCapacity(pods, info.Status.Capacity)
if len(exceeding) > 0 {
if len(exceeding) > 0 || int64(len(pods)) > info.Status.Capacity.MaxPods().Value() {
return false, nil
}
return true, nil