Bibliography (7):

1. https://github.com/plasma-umass/coz

2. https://www.youtube.com/watch?v=jE0V-p1odPg&t=0m28s

3. The Mystery Machine: End-to-end performance analysis of large-scale Internet services

4. Wikipedia Bibliography:

   1. https://en.wikipedia.org/wiki/Leave-one-out_cross-validation  :

      https://en.wikipedia.org/wiki/Leave-one-out_cross-validation

   2. https://en.wikipedia.org/wiki/Memcached  :

      https://en.wikipedia.org/wiki/Memcached

   3. SQLite

   4. https://en.wikipedia.org/wiki/Princeton_Application_Repository_for_Shared-Memory_Computers  :

      https://en.wikipedia.org/wiki/Princeton_Application_Repository_for_Shared-Memory_Computers