From 900b69d8d15e23be18154d670f6993fabc7783a6 Mon Sep 17 00:00:00 2001 From: Michael Whittaker Date: Thu, 28 Jan 2021 13:37:38 -0800 Subject: [PATCH] Added node load plot script. --- plot_node_loads.py | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 plot_node_loads.py diff --git a/plot_node_loads.py b/plot_node_loads.py new file mode 100644 index 0000000..904eefa --- /dev/null +++ b/plot_node_loads.py @@ -0,0 +1,37 @@ +from quorums import * +import matplotlib +import matplotlib.pyplot as plt +import numpy as np + +def main(): + a = Node('a', write_capacity=1000, read_capacity=10000) + b = Node('b', write_capacity=500, read_capacity=5000) + c = Node('c', write_capacity=1000, read_capacity=10000) + d = Node('d', write_capacity=500, read_capacity=5000) + e = Node('e', write_capacity=1000, read_capacity=10000) + f = Node('f', write_capacity=500, read_capacity=5000) + nodes = [a, b, c, d, e, f] + + simple_majority = QuorumSystem(reads=majority([a, b, c, d, e])) + crumbling_walls = QuorumSystem(reads=a*b + c*d*e) + paths = QuorumSystem(reads=a*b + a*c*e + d*e + d*c*b) + + fig, ax = plt.subplots(3, 3, figsize = (6.3 * 2, 4.8 * 2), sharey='row') + for i, qs in enumerate([simple_majority, crumbling_walls, paths]): + fr = 0.9 + sigma = qs.strategy(read_fraction=fr) + sigma.plot_node_load_on(ax[0][i], nodes=nodes, read_fraction=fr) + sigma.plot_node_utilization_on(ax[1][i], nodes=nodes, read_fraction=fr) + sigma.plot_node_capacity_on(ax[2][i], nodes=nodes, read_fraction=fr) + + ax[0][0].set_title('Simple Majority') + ax[0][1].set_title('Crumbling Walls') + ax[0][2].set_title('Paths') + ax[0][0].set_ylabel('Load') + ax[1][0].set_ylabel('Utilization at Peak Throughput') + ax[2][0].set_ylabel('Throughput at Peak Throughput') + fig.tight_layout() + fig.savefig('node_loads.pdf') + +if __name__ == '__main__': + main()