MemHog DoS Scenario
l Off-the-shelf Servlet engine
Linux 2.2.x w/ 256MB, Apache 1.3.12, JServ 1.1, JSDK 2.0
l How would we deal with this?
Run 1 servlet per IBM JVM (IBM/1)
Run all servlets on one IBM JVM (IBM/n)
Run each servlet in a KaffeOS process
IBM/1
IBM/N
KaffeOS
IBM/1, MemHog
IBM/N, MemHog
KaffeOS,  MemHog