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ResourceQuota support for hugepages

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This commit is contained in:
lichuqiang
2017-11-13 09:37:06 +08:00
parent bfe581d9e5
commit e9ff036e8a
5 changed files with 78 additions and 3 deletions
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10
pkg/apis/core/helper/helpers.go
View File

@@ -37,6 +37,12 @@ func IsHugePageResourceName(name core.ResourceName) bool {
return strings.HasPrefix(string(name), core.ResourceHugePagesPrefix)
}
// IsQuotaHugePageResourceName returns true if the resource name has the quota
// related huge page resource prefix.
func IsQuotaHugePageResourceName(name core.ResourceName) bool {
return strings.HasPrefix(string(name), core.ResourceHugePagesPrefix) || strings.HasPrefix(string(name), core.ResourceRequestsHugePagesPrefix)
}
// HugePageResourceName returns a ResourceName with the canonical hugepage
// prefix prepended for the specified page size. The page size is converted
// to its canonical representation.
@@ -217,7 +223,7 @@ var standardQuotaResources = sets.NewString(
// IsStandardQuotaResourceName returns true if the resource is known to
// the quota tracking system
func IsStandardQuotaResourceName(str string) bool {
return standardQuotaResources.Has(str)
return standardQuotaResources.Has(str) || IsQuotaHugePageResourceName(core.ResourceName(str))
}
var standardResources = sets.NewString(
@@ -245,7 +251,7 @@ var standardResources = sets.NewString(
// IsStandardResourceName returns true if the resource is known to the system
func IsStandardResourceName(str string) bool {
return standardResources.Has(str) || IsHugePageResourceName(core.ResourceName(str))
return standardResources.Has(str) || IsQuotaHugePageResourceName(core.ResourceName(str))
}
var integerResources = sets.NewString(

7
pkg/apis/core/types.go
View File

@@ -3968,6 +3968,13 @@ const (
ResourceLimitsEphemeralStorage ResourceName = "limits.ephemeral-storage"
)
// The following identify resource prefix for Kubernetes object types
const (
// HugePages request, in bytes. (500Gi = 500GiB = 500 * 1024 * 1024 * 1024)
// As burst is not supported for HugePages, we would only quota its request, and ignore the limit.
ResourceRequestsHugePagesPrefix = "requests.hugepages-"
)
// A ResourceQuotaScope defines a filter that must match each object tracked by a quota
type ResourceQuotaScope string