Add support to provide the result distribution buffer memory budget as command line option to the node controller.

git-svn-id: https://hyracks.googlecode.com/svn/branches/fullstack_hyracks_result_distribution@3065 123451ca-8445-de46-9d55-352943316053
diff --git a/hyracks/hyracks-control/hyracks-control-common/src/main/java/edu/uci/ics/hyracks/control/common/controllers/NCConfig.java b/hyracks/hyracks-control/hyracks-control-common/src/main/java/edu/uci/ics/hyracks/control/common/controllers/NCConfig.java
index 9b34810..5071bc9 100644
--- a/hyracks/hyracks-control/hyracks-control-common/src/main/java/edu/uci/ics/hyracks/control/common/controllers/NCConfig.java
+++ b/hyracks/hyracks-control/hyracks-control-common/src/main/java/edu/uci/ics/hyracks/control/common/controllers/NCConfig.java
@@ -58,6 +58,9 @@
     @Option(name = "-max-memory", usage = "Maximum memory usable at this Node Controller in bytes (default: -1 auto)")
     public int maxMemory = -1;
 
+    @Option(name = "-result-manager-memory", usage = "Memory usable for result caching at this Node Controller in bytes (default: -1 auto)")
+    public int resultManagerMemory = -1;
+
     public void toCommandLine(List<String> cList) {
         cList.add("-cc-host");
         cList.add(ccHost);
@@ -84,5 +87,7 @@
         cList.add(String.valueOf(nNetThreads));
         cList.add("-max-memory");
         cList.add(String.valueOf(maxMemory));
+        cList.add("-result-manager-memory");
+        cList.add(String.valueOf(resultManagerMemory));
     }
 }
\ No newline at end of file
diff --git a/hyracks/hyracks-control/hyracks-control-nc/src/main/java/edu/uci/ics/hyracks/control/nc/NodeControllerService.java b/hyracks/hyracks-control/hyracks-control-nc/src/main/java/edu/uci/ics/hyracks/control/nc/NodeControllerService.java
index 290c59c..8a36dac 100644
--- a/hyracks/hyracks-control/hyracks-control-nc/src/main/java/edu/uci/ics/hyracks/control/nc/NodeControllerService.java
+++ b/hyracks/hyracks-control/hyracks-control-nc/src/main/java/edu/uci/ics/hyracks/control/nc/NodeControllerService.java
@@ -149,7 +149,7 @@
         partitionManager = new PartitionManager(this);
         netManager = new NetworkManager(getIpAddress(ncConfig.dataIPAddress), partitionManager, ncConfig.nNetThreads);
 
-        datasetPartitionManager = new DatasetPartitionManager(this, executor);
+        datasetPartitionManager = new DatasetPartitionManager(this, executor, ncConfig.resultManagerMemory);
         datasetNetworkManager = new DatasetNetworkManager(getIpAddress(ncConfig.datasetIPAddress),
                 datasetPartitionManager, ncConfig.nNetThreads);
 
diff --git a/hyracks/hyracks-control/hyracks-control-nc/src/main/java/edu/uci/ics/hyracks/control/nc/dataset/DatasetPartitionManager.java b/hyracks/hyracks-control/hyracks-control-nc/src/main/java/edu/uci/ics/hyracks/control/nc/dataset/DatasetPartitionManager.java
index 85f17b1..d9934e4 100644
--- a/hyracks/hyracks-control/hyracks-control-nc/src/main/java/edu/uci/ics/hyracks/control/nc/dataset/DatasetPartitionManager.java
+++ b/hyracks/hyracks-control/hyracks-control-nc/src/main/java/edu/uci/ics/hyracks/control/nc/dataset/DatasetPartitionManager.java
@@ -41,7 +41,7 @@
 
     private final IWorkspaceFileFactory fileFactory;
 
-    public DatasetPartitionManager(NodeControllerService ncs, Executor executor) {
+    public DatasetPartitionManager(NodeControllerService ncs, Executor executor, int availableMemory) {
         this.ncs = ncs;
         this.executor = executor;
         partitionDatasetWriterMap = new HashMap<JobId, DatasetPartitionWriter[]>();