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c2-planning-scheduling-paper
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Markus Klinik
c2-planning-scheduling-paper
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b3758c52
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b3758c52
authored
May 24, 2019
by
Markus Klinik
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@@ -173,10 +173,10 @@ A disadvantage is it does not always find the schedule with the shortest makespa
It is sometimes possible to find shorter schedules by changing the order of tasks.
Consider the scenario in
\cref
{
fig:greedy-fails
}
.
There are two resources, resource A with one capability capA, and B with one capability capB.
There are th
ree tasks 1, 2, and 3, where task 1 requires capA and t
asks 2 and 3 require capB.
Furthermore,
task 1 is a predecessor of t
ask 2.
There are th
e three Tasks 1, 2, and 3, where Task 1 requires capA and T
asks 2 and 3 require capB.
Furthermore,
Task 1 is a predecessor of T
ask 2.
There exists exactly one valid assignment, namely the one used in
\cref
{
fig:greedy-fails
}
.
The greedy schedule builder processes tasks in the order in which they occur, so it fails to see that
task 3 could
be scheduled at time 0.
The greedy schedule builder processes tasks in the order in which they occur, so it fails to see that
Task 3 can
be scheduled at time 0.
\begin{figure}
\centering
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