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performance_regression_cdc_test.py
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performance_regression_cdc_test.py
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import pprint
import time
from sdcm.cluster import BaseNode, UnexpectedExit, Failure
from performance_regression_test import PerformanceRegressionTest
PP = pprint.PrettyPrinter(indent=2)
class PerformanceRegressionCDCTest(PerformanceRegressionTest):
keyspace = None
table = None
cdclog_reader_cmd = None
enable_batching = False
update_es = False
def test_write_with_cdc(self):
write_cmd = self.params.get("stress_cmd_w")
self._workload_cdc(write_cmd,
stress_num=2,
test_name="test_write",
sub_type="cdc_disabled")
node1: BaseNode = self.db_cluster.nodes[0]
self.truncate_base_table(node1)
node1.run_cqlsh(f"ALTER TABLE {self.keyspace}.{self.table} WITH cdc = {{'enabled': true}}")
self.wait_no_compactions_running()
self.run_fstrim_on_all_db_nodes()
self._workload_cdc(write_cmd,
stress_num=2,
test_name="test_write",
sub_type="cdc_enabled")
self.wait_no_compactions_running()
self.check_regression_with_baseline(subtest_baseline="cdc_disabled")
def test_write_with_cdc_preimage(self):
write_cmd = self.params.get("stress_cmd_w")
self._workload_cdc(write_cmd,
stress_num=2,
test_name="test_write",
sub_type="cdc_disabled")
node1: BaseNode = self.db_cluster.nodes[0]
self.truncate_base_table(node1, cdclog_table=True)
node1.run_cqlsh(f"ALTER TABLE {self.keyspace}.{self.table} WITH cdc = {{'enabled': true, 'preimage': true}}")
self._workload_cdc(write_cmd,
stress_num=2,
test_name="test_write",
sub_type="cdc_preimage_enabled")
self.check_regression_with_baseline(subtest_baseline="cdc_disabled")
def test_write_with_cdc_postimage(self):
write_cmd = self.params.get("stress_cmd_w")
self._workload_cdc(write_cmd,
stress_num=2, # pylint: disable=unused-variable
test_name="test_write",
sub_type="cdc_disabled")
node1: BaseNode = self.db_cluster.nodes[0]
self.truncate_base_table(node1, cdclog_table=True)
node1.run_cqlsh(f"ALTER TABLE {self.keyspace}.{self.table} WITH cdc = {{'enabled': true, 'postimage': true}}")
self._workload_cdc(write_cmd,
stress_num=2, # pylint: disable=unused-variable
test_name="test_write",
sub_type="cdc_preimage_enabled")
self.check_regression_with_baseline(subtest_baseline="cdc_disabled")
def test_write_throughput(self):
self.cdc_workflow()
def test_write_latency(self):
self.cdc_workflow()
self.update_test_details()
def test_mixed_throughput(self):
self.cdc_workflow(use_cdclog_reader=True)
def test_mixed_latency(self):
self.cdc_workflow(use_cdclog_reader=True)
def cdc_workflow(self, use_cdclog_reader=False): # pylint: disable=unused-variable
self.keyspace = "keyspace1"
self.table = "standard1"
write_cmd = self.params.get("stress_cmd_w")
if use_cdclog_reader:
self.cdclog_reader_cmd = self.params.get('stress_cdclog_reader_cmd')
self.update_es = self.params.get('store_cdclog_reader_stats_in_es')
self.enable_batching = self.params.get('stress_cdc_log_reader_batching_enable')
self._workload_cdc(write_cmd,
stress_num=2,
test_name="test_write",
sub_type="cdc_disabled")
node1: BaseNode = self.db_cluster.nodes[0]
self.wait_no_compactions_running()
self.run_fstrim_on_all_db_nodes()
self.truncate_base_table(node1)
node1.run_cqlsh(f"ALTER TABLE {self.keyspace}.{self.table} WITH cdc = {{'enabled': true}}")
self._workload_cdc(write_cmd,
stress_num=2,
test_name="test_write",
sub_type="cdc_enabled",
read_cdclog_cmd=self.cdclog_reader_cmd,
update_cdclog_stats=self.update_es,
enable_batching=self.enable_batching)
self.wait_no_compactions_running()
self.run_fstrim_on_all_db_nodes()
self.truncate_base_table(node1, cdclog_table=True)
node1.run_cqlsh(f"ALTER TABLE {self.keyspace}.{self.table} WITH cdc = {{'enabled': true, 'preimage': true}}")
self._workload_cdc(write_cmd,
stress_num=2,
test_name="test_write",
sub_type="cdc_preimage_enabled",
read_cdclog_cmd=self.cdclog_reader_cmd,
update_cdclog_stats=self.update_es,
enable_batching=self.enable_batching)
self.wait_no_compactions_running()
self.run_fstrim_on_all_db_nodes()
self.truncate_base_table(node1, cdclog_table=True)
node1.run_cqlsh(f"ALTER TABLE {self.keyspace}.{self.table} WITH cdc = {{'enabled': true, 'postimage': true}}")
self._workload_cdc(write_cmd,
stress_num=2,
test_name="test_write",
sub_type="cdc_postimage_enabled",
read_cdclog_cmd=self.cdclog_reader_cmd,
update_cdclog_stats=self.update_es,
enable_batching=self.enable_batching)
self.wait_no_compactions_running()
self.check_regression_with_baseline(subtest_baseline="cdc_disabled")
def _workload_cdc(self, stress_cmd, stress_num, test_name, sub_type=None, # pylint: disable=too-many-arguments
save_stats=True, read_cdclog_cmd=None, update_cdclog_stats=False, enable_batching=True):
cdc_stress_queue = None
if save_stats:
self.create_test_stats(sub_type=sub_type,
doc_id_with_timestamp=True,
append_sub_test_to_name=False)
stress_queue = self.run_stress_thread(stress_cmd=stress_cmd, stress_num=stress_num,
stats_aggregate_cmds=False)
if read_cdclog_cmd:
cdc_stress_queue = self.run_cdclog_reader_thread(stress_cmd=read_cdclog_cmd,
stress_num=1,
keyspace_name=self.keyspace,
base_table_name=self.table,
enable_batching=enable_batching)
results = self.get_stress_results(queue=stress_queue, store_results=True)
if cdc_stress_queue:
cdc_stress_results = self.verify_cdclog_reader_results(cdc_stress_queue, update_cdclog_stats)
self.log.debug(cdc_stress_results)
if save_stats:
self.update_test_details(scylla_conf=True)
stat_results = PP.pformat(self._stats["results"])
self.log.debug('Results %s: \n%s', test_name, stat_results)
self.display_results(results, test_name=test_name)
def truncate_base_table(self, node, cdclog_table=False):
try:
node.run_cqlsh(f"TRUNCATE TABLE {self.keyspace}.{self.table}", timeout=300)
except (UnexpectedExit, Failure) as details:
self.log.warning("Truncate error %s. Sleep and continue", details)
time.sleep(60)
if cdclog_table:
try:
node.run_cqlsh(f"TRUNCATE TABLE {self.keyspace}.{self.table}_scylla_cdc_log", timeout=300)
except (UnexpectedExit, Failure) as details:
self.log.warning("Truncate error %s. Sleep and continue", details)
time.sleep(60)