3.7.1 Distributed Monitoring

• CoMoN and CoTop can be used to monitor node and slice status
• CoTop - A slice based top for PlanetLab nodes
  http://codeen.cs.pri nceton.edu/cotop/
• CoTop shows the resources being consumed by a slice on a given node
• ScriptRoute - network measurement and debugging system
  http://www. cs.washington.edu/research/networking/scriptroute/
• The standard set of useful tools can be used, gdb, strace, etc