kubernetes/vendor/github.com/opencontainers/runc/libcontainer/intelrdt/mbm.go
David Porter b5dd78da3d vendor: cadvisor v0.39.0
Main upgrades:
- github.com/opencontainers/runc v1.0.0-rc93
- github.com/containerd/containerd v1.4.4
- github.com/docker/docker v20.10.2
- github.com/mrunalp/fileutils v0.5.0
- github.com/opencontainers/selinux v1.8.0
- github.com/cilium/ebpf v0.2.0
2021-03-08 22:10:29 -08:00

36 lines
731 B
Go

// +build linux
package intelrdt
var (
// The flag to indicate if Intel RDT/MBM is enabled
mbmEnabled bool
)
// Check if Intel RDT/MBM is enabled.
func IsMBMEnabled() bool {
featuresInit()
return mbmEnabled
}
func getMBMNumaNodeStats(numaPath string) (*MBMNumaNodeStats, error) {
stats := &MBMNumaNodeStats{}
if enabledMonFeatures.mbmTotalBytes {
mbmTotalBytes, err := getIntelRdtParamUint(numaPath, "mbm_total_bytes")
if err != nil {
return nil, err
}
stats.MBMTotalBytes = mbmTotalBytes
}
if enabledMonFeatures.mbmLocalBytes {
mbmLocalBytes, err := getIntelRdtParamUint(numaPath, "mbm_local_bytes")
if err != nil {
return nil, err
}
stats.MBMLocalBytes = mbmLocalBytes
}
return stats, nil
}