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test_utils.go
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test_utils.go
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/*
Copyright 2023.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package stats
import (
"strconv"
"github.com/sustainable-computing-io/kepler/pkg/config"
"github.com/sustainable-computing-io/kepler/pkg/sensors/accelerator/gpu"
"k8s.io/klog/v2"
)
const (
MockedSocketID = "socket0"
)
// SetMockedCollectorMetrics adds all metric to a process, otherwise it will not create the right usageMetric with all elements. The usageMetric is used in the Prediction Power Models
// TODO: do not use a fixed usageMetric array in the power models, a structured data is more disarable.
func SetMockedCollectorMetrics() {
if gpu.IsGPUCollectionSupported() {
err := gpu.Init() // create structure instances that will be accessed to create a processMetric
klog.Fatalln(err)
}
// initialize the Available metrics since they are used to create a new processMetrics instance
AvailableBPFHWCounters = []string{
config.CPUCycle,
config.CPUInstruction,
config.CacheMiss,
}
AvailableBPFSWCounters = []string{
config.CPUTime,
config.PageCacheHit,
}
AvailableCGroupMetrics = []string{
config.CgroupfsMemory,
config.CgroupfsKernelMemory,
config.CgroupfsTCPMemory,
config.CgroupfsCPU,
config.CgroupfsSystemCPU,
config.CgroupfsUserCPU,
config.CgroupfsReadIO,
config.CgroupfsWriteIO,
config.BlockDevicesIO,
}
// ProcessFeaturesNames is used by the nodeMetrics to extract the resource usage. Only the metrics in ProcessFeaturesNames will be used.
ProcessFeaturesNames = []string{}
ProcessFeaturesNames = append(ProcessFeaturesNames, AvailableBPFSWCounters...)
ProcessFeaturesNames = append(ProcessFeaturesNames, AvailableBPFHWCounters...)
ProcessFeaturesNames = append(ProcessFeaturesNames, AvailableCGroupMetrics...)
AvailableAbsEnergyMetrics = []string{
config.AbsEnergyInCore, config.AbsEnergyInDRAM, config.AbsEnergyInUnCore, config.AbsEnergyInPkg,
config.AbsEnergyInGPU, config.AbsEnergyInOther, config.AbsEnergyInPlatform,
}
AvailableDynEnergyMetrics = []string{
config.DynEnergyInCore, config.DynEnergyInDRAM, config.DynEnergyInUnCore, config.DynEnergyInPkg,
config.DynEnergyInGPU, config.DynEnergyInOther, config.DynEnergyInPlatform,
}
AvailableIdleEnergyMetrics = []string{
config.IdleEnergyInCore, config.IdleEnergyInDRAM, config.IdleEnergyInUnCore, config.IdleEnergyInPkg,
config.IdleEnergyInGPU, config.IdleEnergyInOther, config.IdleEnergyInPlatform,
}
NodeMetadataFeatureNames = []string{"cpu_architecture"}
NodeMetadataFeatureValues = []string{"Sandy Bridge"}
}
// CreateMockedProcessStats adds two containers with all metrics initialized
func CreateMockedProcessStats(numContainers int) map[uint64]*ProcessStats {
processMetrics := map[uint64]*ProcessStats{}
for i := 1; i <= numContainers; i++ {
processMetrics[uint64(i)] = createMockedProcessMetric(i)
}
return processMetrics
}
// createMockedProcessMetric creates a new process metric with data
func createMockedProcessMetric(idx int) *ProcessStats {
containerID := "container" + strconv.Itoa(idx)
vmID := "vm" + strconv.Itoa(idx)
command := "command" + strconv.Itoa(idx)
uintPid := uint64(idx)
processMetrics := NewProcessStats(uintPid, uintPid, containerID, vmID, command)
// counter - attacher package
processMetrics.ResourceUsage[config.CPUCycle].SetDeltaStat(MockedSocketID, 30000)
processMetrics.ResourceUsage[config.CPUInstruction].SetDeltaStat(MockedSocketID, 30000)
processMetrics.ResourceUsage[config.CacheMiss].SetDeltaStat(MockedSocketID, 30000)
// bpf - cpu time
processMetrics.ResourceUsage[config.CPUTime].SetDeltaStat(MockedSocketID, 30000) // config.CPUTime
return processMetrics
}
// CreateMockedNodeStats creates a node metric with power consumption and add the process resource utilization
func CreateMockedNodeStats() NodeStats {
nodeMetrics := NewNodeStats()
// add power metrics
// add first values to be the idle power
nodeMetrics.EnergyUsage[config.AbsEnergyInPkg].SetDeltaStat(MockedSocketID, 5000) // mili joules
nodeMetrics.EnergyUsage[config.AbsEnergyInCore].SetDeltaStat(MockedSocketID, 5000)
nodeMetrics.EnergyUsage[config.AbsEnergyInDRAM].SetDeltaStat(MockedSocketID, 5000)
nodeMetrics.EnergyUsage[config.AbsEnergyInPlatform].SetDeltaStat(MockedSocketID, 5000)
// add second values to have dynamic power
nodeMetrics.EnergyUsage[config.AbsEnergyInPkg].SetDeltaStat(MockedSocketID, 10000)
nodeMetrics.EnergyUsage[config.AbsEnergyInCore].SetDeltaStat(MockedSocketID, 10000)
nodeMetrics.EnergyUsage[config.AbsEnergyInDRAM].SetDeltaStat(MockedSocketID, 10000)
nodeMetrics.EnergyUsage[config.AbsEnergyInPlatform].SetDeltaStat(MockedSocketID, 10000)
nodeMetrics.UpdateIdleEnergyWithMinValue(true)
// add second values to have dynamic power
nodeMetrics.EnergyUsage[config.AbsEnergyInPkg].SetDeltaStat(MockedSocketID, 45000)
nodeMetrics.EnergyUsage[config.AbsEnergyInCore].SetDeltaStat(MockedSocketID, 45000)
nodeMetrics.EnergyUsage[config.AbsEnergyInDRAM].SetDeltaStat(MockedSocketID, 45000)
nodeMetrics.EnergyUsage[config.AbsEnergyInPlatform].SetDeltaStat(MockedSocketID, 45000)
nodeMetrics.UpdateDynEnergy()
return *nodeMetrics
}