Add qps-ipr vs threads for Caladan

analyze/memcached_caladan_qps_ipr_vs_threads.py

+import matplotlib.pyplot as plt
+from memcached_conn_scan import extract_conn_qps_exp
+import os
+
+def plot():
+    data = list()
+    data.append(extract_conn_qps_exp("memcached_conn_scan.5.4.0-136-generic.caladan.t2"))
+    data.append(extract_conn_qps_exp("memcached_conn_scan.5.4.0-136-generic.caladan.t4"))
+    data.append(extract_conn_qps_exp("memcached_conn_scan.5.4.0-136-generic.caladan.t6"))
+    data.append(extract_conn_qps_exp("memcached_conn_scan.5.4.0-136-generic.caladan.t8"))
+
+    fig, ax1 = plt.subplots()
+    ax2 = ax1.twinx()
+    plt.title("Memcached Caladan QPS / \"IPR\" vs Threads, 160 connections", y = 1.05)
+
+    ax2.bar([2, 4, 6, 8], [d[5][4] for d in data], yerr = [d[6][4] for d in data], capsize = 4, fill = False, hatch = '/')
+    ax1.errorbar([2, 4, 6, 8], [d[1][4] for d in data], yerr = [d[2][4] for d in data], capsize = 4)
+
+    ax1.ticklabel_format(axis = 'both', style = 'sci', scilimits = (0, 4))
+    ax2.ticklabel_format(axis = 'both', style = 'sci', scilimits = (0, 3))
+    ax1.set_xlabel("Threads")
+    ax1.set_ylabel("QPS")
+    ax2.set_ylabel("Instruction per Request (\"IPR\")")
+
+    if os.getenv('SAVE_FIGURE') != 'true':
+        plt.rcParams.update({'font.size': 16})
+        plt.show()
+    else:
+        plt.savefig('../data/figs/memcached_caladan_qps_ipr_vs_threads.png', dpi = 192)
+
+plot()