def consolidate_results(results):
err_flag = False
all_res = {'tool': 'wrk2'}
total_count = len(results)
if not total_count:
return all_res
for key in ['http_rps', 'http_total_req', 'http_sock_err',
'http_sock_timeout', 'http_throughput_kbytes']:
all_res[key] = 0
for item in results:
all_res[key] += item['results'].get(key, 0)
all_res[key] = int(all_res[key])
if 'latency_stats' in results[0]['results']:
# for item in results:
# print item['results']['latency_stats']
all_res['latency_stats'] = []
histogram = HdrHistogram(1, 24 * 3600 * 1000 * 1000, 2)
for item in results:
if 'latency_stats' in item['results']:
histogram.decode_and_add(item['results']['latency_stats'])
else:
err_flag = True
perc_list = [50, 75, 90, 99, 99.9, 99.99, 99.999]
latency_dict = histogram.get_percentile_to_value_dict(perc_list)
for key, value in latency_dict.iteritems():
all_res['latency_stats'].append([key, value])
all_res['latency_stats'].sort()
if err_flag:
LOG.warning('Unable to find latency_stats from the result dictionary, this '
'may indicate that the test application on VM exited abnormally.')
return all_res
def consolidate_results(results):
all_res = {'tool': 'wrk2'}
total_count = len(results)
if not total_count:
return all_res
for key in ['http_rps', 'http_total_req', 'http_sock_err',
'http_sock_timeout', 'http_throughput_kbytes']:
all_res[key] = 0
for item in results:
if (key in item['results']):
all_res[key] += item['results'][key]
all_res[key] = int(all_res[key])
if 'latency_stats' in results[0]['results']:
# for item in results:
# print item['results']['latency_stats']
all_res['latency_stats'] = []
histogram = HdrHistogram(1, 24 * 3600 * 1000 * 1000, 2)
for item in results:
histogram.decode_and_add(item['results']['latency_stats'])
perc_list = [50, 75, 90, 99, 99.9, 99.99, 99.999]
latency_dict = histogram.get_percentile_to_value_dict(perc_list)
for key, value in latency_dict.iteritems():
all_res['latency_stats'].append([key, value])
all_res['latency_stats'].sort()
return all_res
def test_hdr_interop():
# decode and add the encoded histograms
histogram = HdrHistogram(LOWEST, HIGHEST, SIGNIFICANT)
corrected_histogram = HdrHistogram(LOWEST, HIGHEST, SIGNIFICANT)
histogram.decode_and_add(ENCODE_SAMPLES_HDRHISTOGRAM_C[0])
corrected_histogram.decode_and_add(ENCODE_SAMPLES_HDRHISTOGRAM_C[1])
# check the percentiles. min, max values match
check_percentiles(histogram, corrected_histogram)
def test_hdr_interop():
# decode and add the encoded histograms
histogram = HdrHistogram(LOWEST, HIGHEST, SIGNIFICANT)
corrected_histogram = HdrHistogram(LOWEST, HIGHEST, SIGNIFICANT)
histogram.decode_and_add(ENCODE_SAMPLES_HDRHISTOGRAM_C[0])
corrected_histogram.decode_and_add(ENCODE_SAMPLES_HDRHISTOGRAM_C[1])
# check the percentiles. min, max values match
check_percentiles(histogram, corrected_histogram)
def check_dec_perf():
histogram = HdrHistogram(LOWEST, WRK2_MAX_LATENCY, 2)
fill_start_index = (20 * histogram.counts_len) // 100
fill_to_index = fill_start_index + (30 * histogram.counts_len) // 100
fill_hist_counts(histogram, fill_to_index, fill_start_index)
b64 = histogram.encode()
# decode and add to self 1000 times
start = datetime.datetime.now()
for _ in range(1000):
histogram.decode_and_add(b64)
delta = datetime.datetime.now() - start
print(delta)
def check_dec_perf():
histogram = HdrHistogram(LOWEST, WRK2_MAX_LATENCY, 2)
fill_start_index = (20 * histogram.counts_len) // 100
fill_to_index = fill_start_index + (30 * histogram.counts_len) // 100
fill_hist_counts(histogram, fill_to_index, fill_start_index)
b64 = histogram.encode()
# decode and add to self 1000 times
start = datetime.datetime.now()
for _ in range(1000):
histogram.decode_and_add(b64)
delta = datetime.datetime.now() - start
print(delta)
def test_hist_codec_partial():
histogram = HdrHistogram(LOWEST, WRK2_MAX_LATENCY, SIGNIFICANT)
partial_histogram = HdrHistogram(LOWEST, WRK2_MAX_LATENCY, SIGNIFICANT)
# put some known numbers in the first half buckets
half_count = partial_histogram.counts_len
fill_hist_counts(partial_histogram, half_count)
encoded = partial_histogram.encode()
histogram.decode_and_add(encoded)
# now verify that the partial counters are identical to the original
check_hist_counts(histogram, half_count, multiplier=1)
check_hist_counts(histogram, histogram.counts_len, start=half_count + 1, multiplier=0)
def check_hist_codec_b64(word_size, b64_wrap):
histogram = HdrHistogram(LOWEST, WRK2_MAX_LATENCY, SIGNIFICANT,
b64_wrap=b64_wrap,
word_size=word_size)
# encode with all zero counters
encoded = histogram.encode()
# add back same histogram
histogram.decode_and_add(encoded)
# counters should remain zero
check_hist_counts(histogram, histogram.counts_len, multiplier=0)
# fill up the histogram
fill_hist_counts(histogram, histogram.counts_len)
encoded = histogram.encode()
histogram.decode_and_add(encoded)
check_hist_counts(histogram, histogram.counts_len, multiplier=2)
def test_hist_codec_partial():
histogram = HdrHistogram(LOWEST, WRK2_MAX_LATENCY, SIGNIFICANT)
partial_histogram = HdrHistogram(LOWEST, WRK2_MAX_LATENCY, SIGNIFICANT)
# put some known numbers in the first half buckets
half_count = partial_histogram.counts_len
fill_hist_counts(partial_histogram, half_count)
encoded = partial_histogram.encode()
histogram.decode_and_add(encoded)
# now verify that the partial counters are identical to the original
check_hist_counts(histogram, half_count, multiplier=1)
check_hist_counts(histogram,
histogram.counts_len,
start=half_count + 1,
multiplier=0)
def check_hist_codec_b64(word_size, b64_wrap):
histogram = HdrHistogram(LOWEST,
WRK2_MAX_LATENCY,
SIGNIFICANT,
b64_wrap=b64_wrap,
word_size=word_size)
# encode with all zero counters
encoded = histogram.encode()
# add back same histogram
histogram.decode_and_add(encoded)
# counters should remain zero
check_hist_counts(histogram, histogram.counts_len, multiplier=0)
# fill up the histogram
fill_hist_counts(histogram, histogram.counts_len)
encoded = histogram.encode()
histogram.decode_and_add(encoded)
check_hist_counts(histogram, histogram.counts_len, multiplier=2)
def consolidate_results(results):
err_flag = False
all_res = {'tool': 'wrk2'}
total_count = len(results)
if not total_count:
return all_res
for key in [
'http_rps', 'http_total_req', 'http_sock_err',
'http_sock_timeout', 'http_throughput_kbytes'
]:
all_res[key] = 0
for item in results:
all_res[key] += item['results'].get(key, 0)
all_res[key] = int(all_res[key])
if 'latency_stats' in results[0]['results']:
# for item in results:
# print item['results']['latency_stats']
all_res['latency_stats'] = []
histogram = HdrHistogram(1, 24 * 3600 * 1000 * 1000, 2)
for item in results:
if 'latency_stats' in item['results']:
histogram.decode_and_add(item['results']['latency_stats'])
else:
err_flag = True
perc_list = [50, 75, 90, 99, 99.9, 99.99, 99.999]
latency_dict = histogram.get_percentile_to_value_dict(perc_list)
for key, value in latency_dict.iteritems():
all_res['latency_stats'].append([key, value])
all_res['latency_stats'].sort()
if err_flag:
LOG.warning(
'Unable to find latency_stats from the result dictionary, this '
'may indicate that the test application on VM exited abnormally.'
)
return all_res
def consolidate_results(results):
total_count = len(results)
if not total_count:
return {'tool': 'fio'}
all_res = {}
for key in [
'read_iops', 'read_bw', 'write_iops', 'write_bw',
'read_runtime_ms', 'write_runtime_ms', 'read_KB', 'write_KB'
]:
total = 0
for item in results:
total += item['results'].get(key, 0)
if total:
all_res[key] = int(total)
all_res['tool'] = results[0]['results']['tool']
clat_list = []
# perc_list = [1, 5, 10, 20, 30, 40, 50, 60, 70, 80, 90, 95, 99, 99.5, 99.9, 99.95, 99.99]
perc_list = [50, 75, 90, 99, 99.9, 99.99, 99.999]
if 'read_hist' in results[0]['results']:
clat_list.append('read_hist')
if 'write_hist' in results[0]['results']:
clat_list.append('write_hist')
for clat in clat_list:
all_res[clat] = []
histogram = HdrHistogram(1, 5 * 3600 * 1000, 3)
for item in results:
histogram.decode_and_add(item['results'][clat])
latency_dict = histogram.get_percentile_to_value_dict(perc_list)
for key, value in latency_dict.iteritems():
all_res[clat].append([key, value])
all_res[clat].sort()
return all_res