...

Start Master (testing only).launch

 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <launchConfiguration type="org.eclipse.jdt.launching.localJavaApplication">
 <listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_PATHS">
-<listEntry value="/worker/src/explorviz/live_trace_processing/main/WorkerStarter.java"/>
+<listEntry value="/analysis/src/explorviz/live_trace_processing/main/WorkerStarter.java"/>
 </listAttribute>
 <listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_TYPES">
 <listEntry value="1"/>
@@ -10,6 +10,6 @@
 <listEntry value="org.eclipse.debug.ui.launchGroup.run"/>
 </listAttribute>
 <stringAttribute key="org.eclipse.jdt.launching.MAIN_TYPE" value="explorviz.live_trace_processing.main.WorkerStarter"/>
-<stringAttribute key="org.eclipse.jdt.launching.PROJECT_ATTR" value="worker"/>
-<stringAttribute key="org.eclipse.jdt.launching.VM_ARGUMENTS" value="-Xmx4G -Dexplorviz.live_trace_processing.worker_enabled=false -Dexplorviz.live_trace_processing.reader_listening_port=10134"/>
+<stringAttribute key="org.eclipse.jdt.launching.PROJECT_ATTR" value="analysis"/>
+<stringAttribute key="org.eclipse.jdt.launching.VM_ARGUMENTS" value="-Xmx4G -Dexplorviz.live_trace_processing.worker_enabled=false -Dexplorviz.live_trace_processing.reader_listening_port=10135"/>
 </launchConfiguration>

Start Worker-2.launch

+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<launchConfiguration type="org.eclipse.jdt.launching.localJavaApplication">
+<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_PATHS">
+<listEntry value="/analysis/src/explorviz/live_trace_processing/main/WorkerStarter.java"/>
+</listAttribute>
+<listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_TYPES">
+<listEntry value="1"/>
+</listAttribute>
+<listAttribute key="org.eclipse.debug.ui.favoriteGroups">
+<listEntry value="org.eclipse.debug.ui.launchGroup.run"/>
+</listAttribute>
+<stringAttribute key="org.eclipse.jdt.launching.MAIN_TYPE" value="explorviz.live_trace_processing.main.WorkerStarter"/>
+<stringAttribute key="org.eclipse.jdt.launching.PROJECT_ATTR" value="analysis"/>
+<stringAttribute key="org.eclipse.jdt.launching.VM_ARGUMENTS" value="-Xmx4G -Dexplorviz.live_trace_processing.worker_enabled=true -Dexplorviz.live_trace_processing.reader_listening_port=10134 -Dexplorviz.live_trace_processing.writer_target_port=10135"/>
+</launchConfiguration>

Start Worker.launch

 <?xml version="1.0" encoding="UTF-8" standalone="no"?>
 <launchConfiguration type="org.eclipse.jdt.launching.localJavaApplication">
 <listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_PATHS">
-<listEntry value="/worker/src/explorviz/live_trace_processing/main/WorkerStarter.java"/>
+<listEntry value="/analysis/src/explorviz/live_trace_processing/main/WorkerStarter.java"/>
 </listAttribute>
 <listAttribute key="org.eclipse.debug.core.MAPPED_RESOURCE_TYPES">
 <listEntry value="1"/>
@@ -10,6 +10,6 @@
 <listEntry value="org.eclipse.debug.ui.launchGroup.run"/>
 </listAttribute>
 <stringAttribute key="org.eclipse.jdt.launching.MAIN_TYPE" value="explorviz.live_trace_processing.main.WorkerStarter"/>
-<stringAttribute key="org.eclipse.jdt.launching.PROJECT_ATTR" value="worker"/>
+<stringAttribute key="org.eclipse.jdt.launching.PROJECT_ATTR" value="analysis"/>
 <stringAttribute key="org.eclipse.jdt.launching.VM_ARGUMENTS" value="-Xmx4G -Dexplorviz.live_trace_processing.worker_enabled=true -Dexplorviz.live_trace_processing.reader_listening_port=10133 -Dexplorviz.live_trace_processing.writer_target_port=10134"/>
 </launchConfiguration>

src/explorviz/live_trace_processing/connector/TCPConnector.java

@@ -138,7 +138,6 @@ IRecordSender {
 			while (buffer.hasRemaining()) {
 				socketChannel.write(buffer);
 			}
-			doDisconnectIfNessecary();
 		} catch (final IOException e) {
 			System.out.println("WARNING: Connection was closed - possible data loss");
 			try {
@@ -147,6 +146,7 @@ IRecordSender {
 			}
 		} finally {
 			buffer.clear();
+			doDisconnectIfNessecary();
 		}
 	}
 
@@ -163,7 +163,6 @@ IRecordSender {
 			while (buffer.hasRemaining()) {
 				socketChannel.write(buffer);
 			}
-			doDisconnectIfNessecary();
 		} catch (final IOException e) {
 			System.out
 			.println("WARNING: Connection was closed during String sending - possible data loss");
@@ -173,6 +172,7 @@ IRecordSender {
 			}
 		} finally {
 			buffer.clear();
+			doDisconnectIfNessecary();
 		}
 	}
 
@@ -200,4 +200,12 @@ IRecordSender {
 		shouldDisconnect = true;
 		doDisconnectIfNessecary();
 	}
+
+	@Override
+	public boolean isDisconnected() {
+		if (socketChannel != null) {
+			return !socketChannel.isConnected();
+		}
+		return true;
+	}
 }

src/explorviz/live_trace_processing/reader/TCPReaderOneClient.java

@@ -732,9 +732,11 @@ class TCPReaderOneClient implements Runnable {
 		final long usedRAM = buffer.getLong();
 		final long absoluteRAM = buffer.getLong();
 
+		if (hostApplicationMetadata != null) {
 			putInQueue(new SystemMonitoringRecord(cpuUtil, usedRAM, absoluteRAM,
 					hostApplicationMetadata));
 		}
+	}
 
 	private final void readInBeforeConstructorEvent(final ByteBuffer buffer) {
 		final long traceId = buffer.getLong();