Files
neon/test_runner/performance/test_bulk_tenant_create.py
2022-03-10 19:38:58 +02:00

53 lines
1.6 KiB
Python

import timeit
from fixtures.benchmark_fixture import MetricReport
import pytest
from fixtures.zenith_fixtures import ZenithEnvBuilder
# Run bulk tenant creation test.
#
# Collects metrics:
#
# 1. Time to create {1,10,50} tenants
# 2. Average creation time per tenant
@pytest.mark.parametrize('tenants_count', [1, 5, 10])
@pytest.mark.parametrize('use_wal_acceptors', ['with_wa', 'without_wa'])
def test_bulk_tenant_create(
zenith_env_builder: ZenithEnvBuilder,
use_wal_acceptors: str,
tenants_count: int,
zenbenchmark,
):
"""Measure tenant creation time (with and without wal acceptors)"""
if use_wal_acceptors == 'with_wa':
zenith_env_builder.num_safekeepers = 3
env = zenith_env_builder.init_start()
time_slices = []
for i in range(tenants_count):
start = timeit.default_timer()
tenant = env.zenith_cli.create_tenant()
env.zenith_cli.create_timeline(
f'test_bulk_tenant_create_{tenants_count}_{i}_{use_wal_acceptors}', tenant_id=tenant)
# FIXME: We used to start new safekeepers here. Did that make sense? Should we do it now?
#if use_wal_acceptors == 'with_wa':
# wa_factory.start_n_new(3)
pg_tenant = env.postgres.create_start(
f'test_bulk_tenant_create_{tenants_count}_{i}_{use_wal_acceptors}', tenant_id=tenant)
end = timeit.default_timer()
time_slices.append(end - start)
pg_tenant.stop()
zenbenchmark.record('tenant_creation_time',
sum(time_slices) / len(time_slices),
's',
report=MetricReport.LOWER_IS_BETTER)