# Errors and corrections

Here is a list of errors and corrections.
- p. 69: the spacial structure -> a special structure
- p. x, 73, 76: an example of an RFB process -> an example of the RFB process
- p. x, 78: an example of an GFB process -> an example of the GFB process
- p. x, 79, 81: an example of a GFB process -> an example of the GFB process

Please let me know if you find any other errors.
# Updates

Here is a list of updated information.
- Reference [130] is now to appear as:

K. Psounis, P. Molinero-Fernandez, B. Prabhakar, and F. Papadopoulos.
Systems with Multiple Servers under Heavy-Tailed Workloads,
*Performance Evaluation*, 2005.
- Reference [155] is now to appear as:

A. Wierman, T. Osogami, M. Harchol-Balter, and A. Scheller-Wolf.
How many servers are best in a dual-priority FCFS system?
*Performance Evaluation*.
- Reference [70] is now publised as:

M. Harchol-Balter, T. Osogami, A. Scheller-Wolf, and A. Wierman.
Multi-server queueing systems with multiple priority classes.
*Queueing Systems: Theory and Applications*, 51(3-4): 331-360, 2005.
- Reference [152] is now publised as:

T. Osogami, M. Harchol-Balter, and A. Scheller-Wolf.
Analysis of cycle stealing with switching times and thresholds.
*Performance Evaluation*, 61(4): 347-369, 2005.
- Reference [178] is now published as:

A. Sleptchenko, A. van Harten, and M. van der Heijden.
An Exact Solution for the State Probabilities of the Multi-Class, Multi-Server Queue with Preemptive Priorities.
*Queueing Systems: Theory and Applications*, 50(1): 81-107, 2005.