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Merge pull request #68816 from FengyunPan2/cgroup-info

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Add helpful log for checking cgrop path
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k8s-ci-robot 2018-09-26 18:10:46 -07:00 committed by GitHub
commit 0ca25b8db7
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1 changed files with 7 additions and 1 deletions
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8
pkg/kubelet/cm/cgroup_manager_linux.go
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@ -255,6 +255,7 @@ func (m *cgroupManagerImpl) Exists(name CgroupName) bool {
// once resolved, we can remove this code. // once resolved, we can remove this code.
whitelistControllers := sets.NewString("cpu", "cpuacct", "cpuset", "memory", "systemd") whitelistControllers := sets.NewString("cpu", "cpuacct", "cpuset", "memory", "systemd")
var missingPaths []string
// If even one cgroup path doesn't exist, then the cgroup doesn't exist. // If even one cgroup path doesn't exist, then the cgroup doesn't exist.
for controller, path := range cgroupPaths { for controller, path := range cgroupPaths {
// ignore mounts we don't care about // ignore mounts we don't care about
@ -262,10 +263,15 @@ func (m *cgroupManagerImpl) Exists(name CgroupName) bool {
continue continue
} }
if !libcontainercgroups.PathExists(path) { if !libcontainercgroups.PathExists(path) {
return false missingPaths = append(missingPaths, path)
} }
} }
if len(missingPaths) > 0 {
glog.V(4).Infof("The Cgroup %v has some missing paths: %v", name, missingPaths)
return false
}
return true return true
} }