Starting March 27, 2025, we recommend using android-latest-release instead of aosp-main to build and contribute to AOSP. For more information, see Changes to AOSP.

CpuThrottlingWaiter

public class CpuThrottlingWaiter
extends BaseTargetPreparer

java.lang.Object
↳	com.android.tradefed.targetprep.BaseTargetPreparer
	↳	com.android.tradefed.targetprep.CpuThrottlingWaiter

An ITargetPreparer that waits until max frequency on all cores are restored to highest level available

Summary

Public constructors
`CpuThrottlingWaiter()`

Public methods
`void`	`setUp(TestInformation testInfo)`

Protected methods
	`getCpuMaxFreqs(ITestDevice device)` Reads info under /sys/devices/system/cpu to determine cores available, and max frequencies possible for each core

Public constructors

CpuThrottlingWaiter

public CpuThrottlingWaiter ()

Public methods

setUp

public void setUp (TestInformation testInfo)

Parameters
`testInfo`	`TestInformation`

Throws
`BuildError`
`DeviceNotAvailableException`
`TargetSetupError`

Protected methods

getCpuMaxFreqs

protected  getCpuMaxFreqs (ITestDevice device)

Reads info under /sys/devices/system/cpu to determine cores available, and max frequencies possible for each core

Parameters
`device`	`ITestDevice`: device under test

Returns
	a `ERROR(/Map)` with paths to sysfs cpuinfo as key, and corresponding max frequency as value

Throws
	com.android.tradefed.device.DeviceNotAvailableException
`DeviceNotAvailableException`