From 709cd4909ccc1305c7acfdf666156168d66646eb Mon Sep 17 00:00:00 2001 From: Fabian Mastenbroek Date: Wed, 18 Aug 2021 21:54:09 +0200 Subject: feat(simulator): Add support for reporting interfered work This change adds support to the simulator for reporting the work lost due to performance interference. --- .../org/opendc/simulator/compute/kernel/SimFairShareHypervisor.kt | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'opendc-simulator/opendc-simulator-compute/src/main') diff --git a/opendc-simulator/opendc-simulator-compute/src/main/kotlin/org/opendc/simulator/compute/kernel/SimFairShareHypervisor.kt b/opendc-simulator/opendc-simulator-compute/src/main/kotlin/org/opendc/simulator/compute/kernel/SimFairShareHypervisor.kt index 17130d34..c31b1f6b 100644 --- a/opendc-simulator/opendc-simulator-compute/src/main/kotlin/org/opendc/simulator/compute/kernel/SimFairShareHypervisor.kt +++ b/opendc-simulator/opendc-simulator-compute/src/main/kotlin/org/opendc/simulator/compute/kernel/SimFairShareHypervisor.kt @@ -67,6 +67,7 @@ public class SimFairShareHypervisor( private var lastDemand = 0.0 private var lastActual = 0.0 private var lastOvercommit = 0.0 + private var lastInterference = 0.0 private var lastReport = Long.MIN_VALUE override fun onConverge(timestamp: Long) { @@ -79,7 +80,7 @@ public class SimFairShareHypervisor( (counters.demand - lastDemand).toLong(), (counters.actual - lastActual).toLong(), (counters.overcommit - lastOvercommit).toLong(), - 0L, + (counters.interference - lastInterference).toLong(), lastCpuUsage, lastCpuDemand ) @@ -91,6 +92,7 @@ public class SimFairShareHypervisor( lastDemand = counters.demand lastActual = counters.actual lastOvercommit = counters.overcommit + lastInterference = counters.interference val load = lastCpuDemand / ctx.cpus.sumOf { it.model.frequency } triggerGovernors(load) -- cgit v1.2.3