From 9a7bfac2475b1169c4aa9dee820dd30f412a39c1 Mon Sep 17 00:00:00 2001
From: Fabian Mastenbroek <mail.fabianm@gmail.com>
Date: Wed, 15 Apr 2020 17:46:31 +0200
Subject: feat: Add support for seeding experiments

---
 .../kotlin/com/atlarge/opendc/format/trace/sc20/Sc20TraceReader.kt | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'opendc/opendc-format/src')

diff --git a/opendc/opendc-format/src/main/kotlin/com/atlarge/opendc/format/trace/sc20/Sc20TraceReader.kt b/opendc/opendc-format/src/main/kotlin/com/atlarge/opendc/format/trace/sc20/Sc20TraceReader.kt
index d4eef029..da678c07 100644
--- a/opendc/opendc-format/src/main/kotlin/com/atlarge/opendc/format/trace/sc20/Sc20TraceReader.kt
+++ b/opendc/opendc-format/src/main/kotlin/com/atlarge/opendc/format/trace/sc20/Sc20TraceReader.kt
@@ -38,6 +38,7 @@ import java.io.FileReader
 import java.util.UUID
 import kotlin.math.max
 import kotlin.math.min
+import kotlin.random.Random
 
 /**
  * A [TraceReader] for the internal VM workload trace format.
@@ -48,7 +49,8 @@ import kotlin.math.min
 class Sc20TraceReader(
     traceDirectory: File,
     performanceInterferenceModel: PerformanceInterferenceModel,
-    selectedVms: List<String>
+    selectedVms: List<String>,
+    random: Random
 ) : TraceReader<VmWorkload> {
     /**
      * The internal iterator to use for this reader.
@@ -161,7 +163,8 @@ class Sc20TraceReader(
 
                 val relevantPerformanceInterferenceModelItems =
                     PerformanceInterferenceModel(
-                        performanceInterferenceModel.items.filter { it.workloadNames.contains(vmId) }.toSet()
+                        performanceInterferenceModel.items.filter { it.workloadNames.contains(vmId) }.toSet(),
+                        Random(random.nextInt())
                     )
                 val vmWorkload = VmWorkload(
                     uuid, "VM Workload $vmId", UnnamedUser,
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