# This file is part of GNUnet
# Copyright (C) 2018 GNUnet e.V.
#
# GNUnet is free software: you can redistribute it and/or modify it
# under the terms of the GNU Affero General Public License as published
# by the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# GNUnet is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see .
# Aggregate benchmarking data from multiple threads/processes
# generated by util/benchmark.c.
#
# Can be used as
# awk -f collect.awk gnunet-benchmark-{ops,urls}-*.txt
# records are of the following forms:
# op count time_us
# url status count time_us time_us_max
function abs(v) {
return v < 0 ? -v : v
}
{
if ($1 == "op") {
n = $4;
t = $6;
op[$2]["count"] += n;
op[$2]["time_us"] += t;
if (n > 0) {
op[$2]["time_us_sq"] += n * (t/n) * (t/n);
}
} else if ($1 == "url") {
n = $6;
t = $8;
url[$2][$4]["count"] += n;
url[$2][$4]["time_us"] += t;
if (n > 0) {
url[$2][$4]["time_us_sq"] += n * (t/n) * (t/n);
}
max = url[$2][$4]["time_us_max"];
url[$2][$4]["time_us_max"] = (t/n > max ? t/n : max)
}
}
function avg(sum, n) {
if (n == 0) {
return 0;
} else {
return sum / n;
}
}
function stdev(sum, sum_sq, n) {
if (n == 0) {
return 0;
} else {
return sqrt(abs((sum_sq / n) - ((sum / n) * (sum / n))));
}
}
END {
for (x in op) {
print "op", x, "count", op[x]["count"], "time_us", op[x]["time_us"], \
"time_avg_us", avg(op[x]["time_us"], op[x]["count"]), \
"stdev", stdev(op[x]["time_us"], op[x]["time_us_sq"], op[x]["count"]);
}
for (x in url) {
for (y in url[x]) {
print "url", x, "status", y, \
"count", url[x][y]["count"], "time_us", url[x][y]["time_us"], \
"time_avg_us", avg(url[x][y]["time_us"], url[x][y]["count"]), \
"stdev", stdev(url[x][y]["time_us"], url[x][y]["time_us_sq"], url[x][y]["count"]), \
"time_us_max", url[x][y]["time_us_max"];
}
}
}