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minor tweak on numa node sorting algorithm

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This commit is contained in:
kikimo 2021-05-20 08:21:20 +08:00
parent ecfa609b71
commit 445b9c0762
1 changed files with 6 additions and 5 deletions
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11
pkg/kubelet/cm/devicemanager/manager.go
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@ -812,14 +812,15 @@ func (m *ManagerImpl) filterByAffinity(podUID, contName, resource string, availa
if nodes[i] != nodeWithoutTopology && nodes[j] != nodeWithoutTopology { if nodes[i] != nodeWithoutTopology && nodes[j] != nodeWithoutTopology {
return perNodeDevices[nodes[i]].Len() < perNodeDevices[nodes[j]].Len() return perNodeDevices[nodes[i]].Len() < perNodeDevices[nodes[j]].Len()
} }
if nodes[i] != nodeWithoutTopology { // If one or the other of nodes[i] or nodes[j] is the fake NUMA node -1 (they can't both be)
return true if nodes[i] == nodeWithoutTopology {
}
if nodes[j] != nodeWithoutTopology {
return false return false
} }
if nodes[j] == nodeWithoutTopology {
return true
}
// If both nodes[i] and nodes[j] are -1 // Otherwise both nodes[i] and nodes[j] are real NUMA nodes that are not in the 'hint's' affinity list.
return perNodeDevices[nodes[i]].Len() < perNodeDevices[nodes[j]].Len() return perNodeDevices[nodes[i]].Len() < perNodeDevices[nodes[j]].Len()
}) })