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-rwxr-xr-xapp/test/graph_mempool.py193
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diff --git a/app/test/graph_mempool.py b/app/test/graph_mempool.py
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+#!/usr/bin/env python
+
+# BSD LICENSE
+#
+# Copyright(c) 2010-2012 Intel Corporation. All rights reserved.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in
+# the documentation and/or other materials provided with the
+# distribution.
+# * Neither the name of Intel Corporation nor the names of its
+# contributors may be used to endorse or promote products derived
+# from this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+#
+# version: DPDK.L.1.2.3-3
+
+import sys, re
+import numpy as np
+import matplotlib
+matplotlib.use('Agg') # we don't want to use X11
+import matplotlib.pyplot as plt
+from matplotlib.ticker import FuncFormatter
+
+INT = "([-+]?[0-9][0-9]*)"
+
+class MempoolTest:
+ l = []
+
+ def __init__(self):
+ pass
+
+ # sort a test case list
+ def sort(self, x, y):
+ for t in [ "cache", "cores", "n_get_bulk", "n_put_bulk",
+ "n_keep", "rate" ]:
+ if x[t] > y[t]:
+ return 1
+ if x[t] < y[t]:
+ return -1
+ return 0
+
+ # add a test case
+ def add(self, **args):
+ self.l.append(args)
+
+ # get an ordered list matching parameters
+ # ex: r.get(enq_core=1, deq_core=1)
+ def get(self, **args):
+ retlist = []
+ for t in self.l:
+ add_it = 1
+ for a in args:
+ if args[a] != t[a]:
+ add_it = 0
+ break
+ if add_it:
+ retlist.append(t)
+ retlist.sort(cmp=self.sort)
+ return retlist
+
+ # return an ordered list of all values for this param or param list
+ # ex: r.get_value_list("enq_core")
+ def get_value_list(self, param):
+ retlist = []
+ if type(param) is not list:
+ param = [param]
+ for t in self.l:
+ entry = []
+ for p in param:
+ entry.append(t[p])
+ if len(entry) == 1:
+ entry = entry[0]
+ else:
+ entry = tuple(entry)
+ if not entry in retlist:
+ retlist.append(entry)
+ retlist.sort()
+ return retlist
+
+# read the file and return a MempoolTest object containing all data
+def read_data_from_file(filename):
+
+ mempool_test = MempoolTest()
+
+ # parse the file: it produces a list of dict containing the data for
+ # each test case (each dict in the list corresponds to a line)
+ f = open(filename)
+ while True:
+ l = f.readline()
+
+ if l == "":
+ break
+
+ regexp = "mempool_autotest "
+ regexp += "cache=%s cores=%s "%(INT, INT)
+ regexp += "n_get_bulk=%s n_put_bulk=%s "%(INT, INT)
+ regexp += "n_keep=%s rate_persec=%s"%(INT, INT)
+ m = re.match(regexp, l)
+ if m == None:
+ continue
+
+ mempool_test.add(cache = int(m.groups()[0]),
+ cores = int(m.groups()[1]),
+ n_get_bulk = int(m.groups()[2]),
+ n_put_bulk = int(m.groups()[3]),
+ n_keep = int(m.groups()[4]),
+ rate = int(m.groups()[5]))
+
+ f.close()
+ return mempool_test
+
+def millions(x, pos):
+ return '%1.1fM' % (x*1e-6)
+
+# graph one, with specific parameters -> generate a .svg file
+def graph_one(str, mempool_test, cache, cores, n_keep):
+ filename = "mempool_%d_%d_%d.svg"%(cache, cores, n_keep)
+
+ n_get_bulk_list = mempool_test.get_value_list("n_get_bulk")
+ N_n_get_bulk = len(n_get_bulk_list)
+ get_names = map(lambda x:"get=%d"%x, n_get_bulk_list)
+
+ n_put_bulk_list = mempool_test.get_value_list("n_put_bulk")
+ N_n_put_bulk = len(n_put_bulk_list)
+ put_names = map(lambda x:"put=%d"%x, n_put_bulk_list)
+
+ N = N_n_get_bulk * (N_n_put_bulk + 1)
+ rates = []
+
+ colors = []
+ for n_get_bulk in mempool_test.get_value_list("n_get_bulk"):
+ col = 0.
+ for n_put_bulk in mempool_test.get_value_list("n_put_bulk"):
+ col += 0.9 / len(mempool_test.get_value_list("n_put_bulk"))
+ r = mempool_test.get(cache=cache, cores=cores,
+ n_get_bulk=n_get_bulk,
+ n_put_bulk=n_put_bulk, n_keep=n_keep)
+ if len(r) != 0:
+ r = r[0]["rate"]
+ rates.append(r)
+ colors.append((1. - col, 0.2, col, 1.)) # rgba
+
+ rates.append(0)
+ colors.append((0.,0.,0.,0.))
+
+ ind = np.arange(N) # the x locations for the groups
+ width = 1 # the width of the bars: can also be len(x) sequence
+
+
+ formatter = FuncFormatter(millions)
+ fig = plt.figure()
+ p = plt.bar(ind, tuple(rates), width, color=tuple(colors))
+ fig.axes[0].yaxis.set_major_formatter(formatter)
+
+ plt.ylabel('Obj/sec')
+ #plt.ylim(0, 400000000.)
+ title = "Mempool autotest \"%s\"\n"%(str)
+ title += "cache=%d, core(s)=%d, n_keep=%d"%(cache, cores, n_keep)
+ plt.title(title)
+ ind_names = np.arange(N_n_get_bulk) * (N_n_put_bulk+1) + (N_n_put_bulk+1) / 2
+ plt.xticks(ind_names, tuple(get_names))
+ plt.legend(tuple([p[i] for i in range(N_n_put_bulk)]), tuple(put_names),
+ loc="upper left")
+ plt.savefig(filename)
+
+if len(sys.argv) != 3:
+ print "usage: graph_mempool.py file title"
+ sys.exit(1)
+
+mempool_test = read_data_from_file(sys.argv[1])
+
+for cache, cores, n_keep in mempool_test.get_value_list(["cache", "cores",
+ "n_keep"]):
+ graph_one(sys.argv[2], mempool_test, cache, cores, n_keep)