page 73, problem 1.9, replace last three sentences with
Graph the average message rate as a function of m for various
values of T = 100ns, 200 ns, 800ns, 1600ns. What is the asymptote?
page 73, problem 1.15 wording after first two sentances should be
Assume that before transmitting a message the data must be copied into
a buffer, the basic message time is as in Exercise 1.14, but the copy is
performed at a cost of 5 cycles per 32-bit word on a 100-MHz machine.
Give an equation fo the expected user-level message time. How does
the cost of a copy compare with the typical fixed cost of entering the
page 74, problem 1.16, delete "50% of"
page 74, problme 1.17, delete ", leaving 50% headroom on the bus to make
the calculation reasonable"
page 104: line 15 comment - should be loop until convergence
page 106: line 4 - cell_lock should be diff_lock
page 107: figure 2.14. b: flag = 1; should be all on one line