diff options
Diffstat (limited to 'opendc')
2 files changed, 17 insertions, 4 deletions
diff --git a/opendc/opendc-compute/src/main/kotlin/com/atlarge/opendc/compute/metal/driver/SimpleBareMetalDriver.kt b/opendc/opendc-compute/src/main/kotlin/com/atlarge/opendc/compute/metal/driver/SimpleBareMetalDriver.kt index 45dcae23..a0ca2347 100644 --- a/opendc/opendc-compute/src/main/kotlin/com/atlarge/opendc/compute/metal/driver/SimpleBareMetalDriver.kt +++ b/opendc/opendc-compute/src/main/kotlin/com/atlarge/opendc/compute/metal/driver/SimpleBareMetalDriver.kt @@ -49,10 +49,12 @@ import com.atlarge.opendc.core.services.ServiceRegistry import kotlinx.coroutines.CoroutineScope import kotlinx.coroutines.Delay import kotlinx.coroutines.DisposableHandle +import kotlinx.coroutines.ExperimentalCoroutinesApi import kotlinx.coroutines.FlowPreview import kotlinx.coroutines.InternalCoroutinesApi import kotlinx.coroutines.delay import kotlinx.coroutines.flow.Flow +import kotlinx.coroutines.flow.MutableStateFlow import kotlinx.coroutines.intrinsics.startCoroutineCancellable import kotlinx.coroutines.launch import kotlinx.coroutines.selects.SelectClause0 @@ -63,6 +65,7 @@ import kotlin.math.max import kotlin.math.min import kotlinx.coroutines.withContext import java.lang.Exception +import java.time.Clock import kotlin.coroutines.ContinuationInterceptor import kotlin.random.Random @@ -77,6 +80,7 @@ import kotlin.random.Random * @param memoryUnits The memory units in this machine. * @param powerModel The power model of this machine. */ +@OptIn(ExperimentalCoroutinesApi::class) public class SimpleBareMetalDriver( private val domain: Domain, uid: UUID, @@ -106,7 +110,7 @@ public class SimpleBareMetalDriver( /** * The flow containing the load of the server. */ - private val usageState = StateFlow(0.0) + private val usageState = MutableStateFlow(0.0) /** * The machine state. @@ -260,6 +264,17 @@ public class SimpleBareMetalDriver( */ private var usageFlush: DisposableHandle? = null + /** + * Cache the [Clock] for timing. + */ + private val clock= domain.coroutineContext[SimulationContext]!!.clock + + /** + * Cache the [Delay] instance for timing. Ugly hack which may break in the future. + */ + @OptIn(InternalCoroutinesApi::class) + private val delay = domain.coroutineContext[ContinuationInterceptor] as Delay + @OptIn(InternalCoroutinesApi::class) override fun onRun( batch: Sequence<ServerContext.Slice>, @@ -276,8 +291,6 @@ public class SimpleBareMetalDriver( usageFlush = null val context = select.completion.context - val clock = context[SimulationContext]!!.clock - val delay = context[ContinuationInterceptor] as Delay val queue = batch.iterator() var start = Long.MIN_VALUE diff --git a/opendc/opendc-experiments-sc20/src/main/kotlin/com/atlarge/opendc/experiments/sc20/experiment/ExperimentHelpers.kt b/opendc/opendc-experiments-sc20/src/main/kotlin/com/atlarge/opendc/experiments/sc20/experiment/ExperimentHelpers.kt index 83952d43..ec61ac38 100644 --- a/opendc/opendc-experiments-sc20/src/main/kotlin/com/atlarge/opendc/experiments/sc20/experiment/ExperimentHelpers.kt +++ b/opendc/opendc-experiments-sc20/src/main/kotlin/com/atlarge/opendc/experiments/sc20/experiment/ExperimentHelpers.kt @@ -172,7 +172,7 @@ suspend fun attachMonitor(scheduler: SimpleVirtProvisioningService, monitor: Exp .onEach { event -> when (event) { is HypervisorEvent.SliceFinished -> monitor.reportHostSlice( - simulationContext.clock.millis(), + clock.millis(), event.requestedBurst, event.grantedBurst, event.overcommissionedBurst, |