Add memory observer for triggermap

backend/scripts/live_triggermap.py

@@ -40,6 +40,7 @@ from km3pipe.hardware import Detector
 from km3pipe.io import CHPump
 from km3pipe.io.daq import (DAQProcessor, DAQPreamble, DAQSummaryslice,
                             DAQEvent)
+from km3modules.common import MemoryObserver
 import km3pipe.style
 km3pipe.style.use('km3pipe')
 
@@ -210,6 +211,7 @@ def main():
     ligier_port = int(args['-p'])
 
     pipe = kp.Pipeline()
+    pipe.attach(MemoryObserver, every=1000)
     pipe.attach(
         kp.io.ch.CHPump,
         host=ligier_ip,