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Add uperf throughput-delta-pct stats to detect UDP drops #61

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Add uperf throughput-delta-pct stats to detect UDP drops #61

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14 changes: 13 additions & 1 deletion uperf-post-process
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Original file line number Diff line number Diff line change
Expand Up @@ -54,7 +54,7 @@ my $result_file = "uperf-client-result.txt";
my %desc = ('source' => 'uperf', 'class' => 'throughput');
(my $rc, my $fh) = open_read_text_file($result_file);
if ($rc == 0 and defined $fh) {
my $ts, my $prev_ts, my $bytes, my $prev_bytes, my $ops, my $prev_ops;;
my $ts, my $prev_ts, my $start_ts, my $bytes, my $prev_bytes, my $ops, my $prev_ops;;
my %names = ();
while (<$fh>) {
if ( $test_type eq "crr") {
Expand Down Expand Up @@ -86,6 +86,16 @@ if ($rc == 0 and defined $fh) {
$prev_ops = $ops;
}
} else {
# Extract % stats from lines Time Data Throughput Operations Errors
# "Difference(%) -0.99% 52.34% 52.81% 52.34% 0.00% "

if ( /^Difference\(%\) \s+(-?\d+\.\d+)% \s+(-?\d+\.\d+)% \s+(-?\d+\.\d+)% \s+(-?\d+\.\d+)% \s+(-?\d+\.\d+)%/ ) {
my $Tput_val = $3;
my %desc = ('source' => 'uperf', 'class' => 'count', 'type' => 'throughput-delta-pct');
my %s = ('begin' => int $start_ts, 'end' => int $ts, 'value' => $Tput_val);
log_sample("0", \%desc, \%names, \%s);
}

if ( /^timestamp_ms:(\d+)\.\d+\s+name:Txn2\s+nr_bytes:(\d+)\s+nr_ops:(\d+)/ ) {
$ts = $1, $bytes = $2, $ops = $3;
if (defined $prev_ts and ((my $ts_diff = ($ts - $prev_ts) / 1000) > 0)) {
Expand All @@ -110,6 +120,8 @@ if ($rc == 0 and defined $fh) {
log_sample("0", \%desc, \%names, \%s);
}
}
} else {
$start_ts = $ts;
}
$prev_ts = $ts;
$prev_bytes = $bytes;
Expand Down
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