From cce638a8adf4e045ca5505afea4bda57753c31dd Mon Sep 17 00:00:00 2001
From: Micah Anderson <micah@riseup.net>
Date: Mon, 11 Aug 2014 16:33:29 -0400
Subject: initial import of debian package

---
 examples/bench/plot_latency.py | 84 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 examples/bench/plot_latency.py

(limited to 'examples/bench/plot_latency.py')

diff --git a/examples/bench/plot_latency.py b/examples/bench/plot_latency.py
new file mode 100644
index 0000000..f50ef29
--- /dev/null
+++ b/examples/bench/plot_latency.py
@@ -0,0 +1,84 @@
+"""Plot latency data from messaging benchmarks.
+
+To generate the data for each library, I started the server and then did
+the following for each client::
+
+    from xmlrpc_client import client
+    for i in range(9):
+        s = '0'*10**i
+        print s
+        %timeit client.echo(s)
+"""
+
+from matplotlib.pylab import *
+
+rawdata = """# Data in milliseconds
+Bytes	JSONRPC	PYRO	XMLRPC	pyzmq_copy	pyzmq_nocopy
+1	2.15	0.186	2.07	0.111	0.136
+10	2.49	0.187	1.87	0.115	0.137
+100	2.5	0.189	1.9	0.126	0.138
+1000	2.54	0.196	1.91	0.129	0.141
+10000	2.91	0.271	2.77	0.204	0.197
+100000	6.65	1.44	9.17	0.961	0.546
+1000000	50.2	15.8	81.5	8.39	2.25
+10000000	491	159	816	91.7	25.2
+100000000	5010	1560	8300	893	248
+
+"""
+with open('latency.csv','w') as f:
+    f.writelines(rawdata)
+
+data = csv2rec('latency.csv',delimiter='\t')
+
+loglog(data.bytes, data.xmlrpc*1000, label='XMLRPC')
+loglog(data.bytes, data.jsonrpc*1000, label='JSONRPC')
+loglog(data.bytes, data.pyro*1000, label='Pyro')
+loglog(data.bytes, data.pyzmq_nocopy*1000, label='PyZMQ')
+loglog(data.bytes, len(data.bytes)*[60], label='Ping')
+legend(loc=2)
+title('Latency')
+xlabel('Number of bytes')
+ylabel('Round trip latency ($\mu s$)')
+grid(True)
+show()
+savefig('latency.png')
+
+clf()
+
+semilogx(data.bytes, 1000/data.xmlrpc, label='XMLRPC')
+semilogx(data.bytes, 1000/data.jsonrpc, label='JSONRPC')
+semilogx(data.bytes, 1000/data.pyro, label='Pyro')
+semilogx(data.bytes, 1000/data.pyzmq_nocopy, label='PyZMQ')
+legend(loc=1)
+xlabel('Number of bytes')
+ylabel('Message/s')
+title('Message Throughput')
+grid(True)
+show()
+savefig('msgs_sec.png')
+
+clf()
+
+loglog(data.bytes, 1000/data.xmlrpc, label='XMLRPC')
+loglog(data.bytes, 1000/data.jsonrpc, label='JSONRPC')
+loglog(data.bytes, 1000/data.pyro, label='Pyro')
+loglog(data.bytes, 1000/data.pyzmq_nocopy, label='PyZMQ')
+legend(loc=3)
+xlabel('Number of bytes')
+ylabel('Message/s')
+title('Message Throughput')
+grid(True)
+show()
+savefig('msgs_sec_log.png')
+
+clf()
+
+semilogx(data.bytes, data.pyro/data.pyzmq_nocopy, label="No-copy")
+semilogx(data.bytes, data.pyro/data.pyzmq_copy, label="Copy")
+xlabel('Number of bytes')
+ylabel('Ratio throughputs')
+title('PyZMQ Throughput/Pyro Throughput')
+grid(True)
+legend(loc=2)
+show()
+savefig('msgs_sec_ratio.png')
-- 
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