def test_stop_replication(self):
utils.debug("===========test_stop_replication=========")
utils.run_vtctl('ChangeSlaveType test_nj-0000062345 replica')
time.sleep(10)
perform_insert(100)
master_position = utils.mysql_query(62344, 'vt_test_keyspace', 'show master status')
#The sleep is needed here, so the invalidator can catch up and the number can be tested.
replica_tablet.mquery('vt_test_keyspace', "select MASTER_POS_WAIT('%s', %d)" % (master_position[0][0], master_position[0][1]), 5)
time.sleep(5)
inv_count1 = framework.MultiDict(json.load(urllib2.urlopen("http://%s/debug/table_stats" % replica_host)))['Totals']['Invalidations']
replica_tablet.mquery('vt_test_keyspace', "stop slave")
perform_insert(100)
# EOF is returned after 30s, sleeping a bit more to ensure we catch the EOF
# and can test replication stop effectively.
time.sleep(35)
replica_tablet.mquery('vt_test_keyspace', "start slave")
master_position = utils.mysql_query(62344, 'vt_test_keyspace', 'show master status')
#The sleep is needed here, so the invalidator can catch up and the number can be tested.
replica_tablet.mquery('vt_test_keyspace', "select MASTER_POS_WAIT('%s', %d)" % (master_position[0][0], master_position[0][1]), 5)
time.sleep(10)
invalidatorStats = framework.MultiDict(json.load(urllib2.urlopen("http://%s/debug/vars" % replica_host)))['CacheInvalidationProcessor']
utils.debug("invalidatorStats %s" % invalidatorStats)
inv_count2 = framework.MultiDict(json.load(urllib2.urlopen("http://%s/debug/table_stats" % replica_host)))['Totals']['Invalidations']
utils.debug("invalidator count1 %d count2 %d" % (inv_count1, inv_count2))
self.assertEqual(invalidatorStats["States"]["Current"], "Enabled", "Row-cache invalidator should be enabled")
self.assertTrue(inv_count2 - inv_count1 > 0, "invalidator was able to restart after a small pause in replication")
def test_stop_replication(self):
# restart the replica tablet so the stats are reset
replica_tablet.kill_vttablet()
replica_tablet.start_vttablet(memcache=True)
# insert 100 values, should cause 100 invalidations
self.perform_insert(100)
master_position = utils.mysql_query(master_tablet.tablet_uid,
'vt_test_keyspace',
'show master status')
replica_tablet.mquery('vt_test_keyspace',
"select MASTER_POS_WAIT('%s', %d)" %
(master_position[0][0], master_position[0][1]), 5)
# wait until the slave processed all data
for timeout in xrange(300):
time.sleep(0.1)
inv_count1 = self.replica_stats()['Totals']['Invalidations']
logging.debug("Got %u invalidations" % inv_count1)
if inv_count1 == 100:
break
inv_count1 = self.replica_stats()['Totals']['Invalidations']
self.assertEqual(inv_count1, 100,
"Unexpected number of invalidations: %u" % inv_count1)
# stop replication insert more data, restart replication
replica_tablet.mquery('vt_test_keyspace', "stop slave")
self.perform_insert(100)
time.sleep(2)
replica_tablet.mquery('vt_test_keyspace', "start slave")
master_position = utils.mysql_query(master_tablet.tablet_uid,
'vt_test_keyspace',
'show master status')
replica_tablet.mquery('vt_test_keyspace',
"select MASTER_POS_WAIT('%s', %d)" %
(master_position[0][0], master_position[0][1]), 5)
# wait until the slave processed all data
for timeout in xrange(300):
time.sleep(0.1)
inv_count2 = self.replica_stats()['Totals']['Invalidations']
logging.debug("Got %u invalidations" % inv_count2)
if inv_count2 == 200:
break
inv_count2 = self.replica_stats()['Totals']['Invalidations']
self.assertEqual(inv_count2, 200, "Unexpected number of invalidations: %u" %
inv_count2)
# check and display some stats
invalidatorStats = self.replica_vars()
logging.debug("invalidatorStats %s" %
invalidatorStats['RowcacheInvalidationCheckPoint'])
self.assertEqual(invalidatorStats["RowcacheInvalidationState"], "Enabled",
"Row-cache invalidator should be enabled")
def test_stop_replication(self):
# restart the replica tablet so the stats are reset
replica_tablet.kill_vttablet()
replica_tablet.start_vttablet(memcache=True)
# insert 100 values, should cause 100 invalidations
self.perform_insert(100)
master_position = utils.mysql_query(master_tablet.tablet_uid,
'vt_test_keyspace',
'show master status')
replica_tablet.mquery('vt_test_keyspace',
"select MASTER_POS_WAIT('%s', %d)" %
(master_position[0][0], master_position[0][1]), 5)
# wait until the slave processed all data
for timeout in xrange(300):
time.sleep(0.1)
inv_count1 = self.replica_stats()['Totals']['Invalidations']
logging.debug("Got %u invalidations" % inv_count1)
if inv_count1 == 100:
break
inv_count1 = self.replica_stats()['Totals']['Invalidations']
self.assertEqual(inv_count1, 100,
"Unexpected number of invalidations: %u" % inv_count1)
# stop replication insert more data, restart replication
replica_tablet.mquery('vt_test_keyspace', "stop slave")
self.perform_insert(100)
time.sleep(2)
replica_tablet.mquery('vt_test_keyspace', "start slave")
master_position = utils.mysql_query(master_tablet.tablet_uid,
'vt_test_keyspace',
'show master status')
replica_tablet.mquery('vt_test_keyspace',
"select MASTER_POS_WAIT('%s', %d)" %
(master_position[0][0], master_position[0][1]), 5)
# wait until the slave processed all data
for timeout in xrange(300):
time.sleep(0.1)
inv_count2 = self.replica_stats()['Totals']['Invalidations']
logging.debug("Got %u invalidations" % inv_count2)
if inv_count2 == 200:
break
inv_count2 = self.replica_stats()['Totals']['Invalidations']
self.assertEqual(inv_count2, 200, "Unexpected number of invalidations: %u" %
inv_count2)
# check and display some stats
invalidatorStats = self.replica_vars()
logging.debug("invalidatorStats %s" %
invalidatorStats['RowcacheInvalidatorPosition'])
self.assertEqual(invalidatorStats["RowcacheInvalidatorState"], "Running",
"Row-cache invalidator should be enabled")
def test_outofband_statements(self):
start = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self._exec_vt_txn(
["insert into vt_insert_test (id, msg) values (1000000, 'start')"])
self._wait_for_replica()
time.sleep(1.0)
# Test update statement
result = self._exec_replica_query(
"select * from vt_insert_test where id = 1000000")
self.assertEqual(result, [(1000000, 'start')])
utils.mysql_write_query(
master_tablet.tablet_uid, 'vt_test_keyspace',
"update vt_insert_test set msg = 'foo' where id = 1000000")
self._wait_for_replica()
time.sleep(1.0)
result = self._exec_replica_query(
"select * from vt_insert_test where id = 1000000")
self.assertEqual(result, [(1000000, 'foo')])
end1 = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self.assertEqual(start, end1)
# Test delete statement
utils.mysql_write_query(
master_tablet.tablet_uid, 'vt_test_keyspace',
"delete from vt_insert_test where id = 1000000")
self._wait_for_replica()
time.sleep(1.0)
result = self._exec_replica_query(
"select * from vt_insert_test where id = 1000000")
self.assertEqual(result, [])
end2 = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self.assertEqual(end1, end2)
# Test insert statement
utils.mysql_write_query(
master_tablet.tablet_uid, 'vt_test_keyspace',
"insert into vt_insert_test (id, msg) values(1000000, 'bar')")
self._wait_for_replica()
time.sleep(1.0)
result = self._exec_replica_query(
"select * from vt_insert_test where id = 1000000")
self.assertEqual(result, [(1000000, 'bar')])
end3 = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self.assertEqual(end2, end3)
# Test unrecognized statement
utils.mysql_query(master_tablet.tablet_uid, 'vt_test_keyspace',
"truncate table vt_insert_test")
self._wait_for_replica()
time.sleep(1.0)
end4 = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self.assertEqual(end4, end3 + 1)
def test_outofband_statements(self):
start = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
# Test update statement
self._exec_vt_txn(
"insert into vt_insert_test (id, msg) values (1000000, 'start')")
self._wait_for_replica()
self._wait_for_value([[1000000, 'start']])
utils.mysql_write_query(
master_tablet.tablet_uid,
'vt_test_keyspace',
"update vt_insert_test set msg = 'foo' where id = 1000000")
self._wait_for_replica()
self._wait_for_value([[1000000, 'foo']])
end1 = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self.assertEqual(start, end1)
# Test delete statement
utils.mysql_write_query(master_tablet.tablet_uid,
'vt_test_keyspace',
'delete from vt_insert_test where id = 1000000')
self._wait_for_replica()
self._wait_for_value([])
end2 = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self.assertEqual(end1, end2)
# Test insert statement
utils.mysql_write_query(
master_tablet.tablet_uid,
'vt_test_keyspace',
"insert into vt_insert_test (id, msg) values(1000000, 'bar')")
self._wait_for_replica()
self._wait_for_value([[1000000, 'bar']])
end3 = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self.assertEqual(end2, end3)
# Test unrecognized statement
utils.mysql_query(master_tablet.tablet_uid,
'vt_test_keyspace',
'truncate table vt_insert_test')
self._wait_for_replica()
timeout = 10
while True:
end4 = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
if end4 == end3+1:
break
timeout = utils.wait_step('invalidation errors, got %d expecting %d' %
(end4, end3+1), timeout, sleep_time=0.1)
self.assertEqual(end4, end3+1)
def test_outofband_statements(self):
start = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
# Test update statement
self._exec_vt_txn(
"insert into vt_insert_test (id, msg) values (1000000, 'start')")
self._wait_for_replica()
self._wait_for_value([['1000000', 'start']])
utils.mysql_write_query(
master_tablet.tablet_uid,
'vt_test_keyspace',
"update vt_insert_test set msg = 'foo' where id = 1000000")
self._wait_for_replica()
self._wait_for_value([['1000000', 'foo']])
end1 = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self.assertEqual(start, end1)
# Test delete statement
utils.mysql_write_query(master_tablet.tablet_uid,
'vt_test_keyspace',
'delete from vt_insert_test where id = 1000000')
self._wait_for_replica()
self._wait_for_value([])
end2 = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self.assertEqual(end1, end2)
# Test insert statement
utils.mysql_write_query(
master_tablet.tablet_uid,
'vt_test_keyspace',
"insert into vt_insert_test (id, msg) values(1000000, 'bar')")
self._wait_for_replica()
self._wait_for_value([['1000000', 'bar']])
end3 = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self.assertEqual(end2, end3)
# Test unrecognized statement
utils.mysql_query(master_tablet.tablet_uid,
'vt_test_keyspace',
'truncate table vt_insert_test')
self._wait_for_replica()
timeout = 10
while True:
end4 = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
if end4 == end3+1:
break
timeout = utils.wait_step('invalidation errors, got %d expecting %d' %
(end4, end3+1), timeout, sleep_time=0.1)
self.assertEqual(end4, end3+1)
def test_outofband_statements(self):
start = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self._exec_vt_txn(["insert into vt_insert_test (id, msg) values (1000000, 'start')"])
self._wait_for_replica()
time.sleep(1.0)
# Test update statement
result = self._exec_replica_query('select * from vt_insert_test where id = 1000000')
self.assertEqual(result, [(1000000, 'start')])
utils.mysql_write_query(master_tablet.tablet_uid,
'vt_test_keyspace',
"update vt_insert_test set msg = 'foo' where id = 1000000")
self._wait_for_replica()
time.sleep(1.0)
result = self._exec_replica_query('select * from vt_insert_test where id = 1000000')
self.assertEqual(result, [(1000000, 'foo')])
end1 = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self.assertEqual(start, end1)
# Test delete statement
utils.mysql_write_query(master_tablet.tablet_uid,
'vt_test_keyspace',
'delete from vt_insert_test where id = 1000000')
self._wait_for_replica()
time.sleep(1.0)
result = self._exec_replica_query('select * from vt_insert_test where id = 1000000')
self.assertEqual(result, [])
end2 = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self.assertEqual(end1, end2)
# Test insert statement
utils.mysql_write_query(master_tablet.tablet_uid,
'vt_test_keyspace',
"insert into vt_insert_test (id, msg) values(1000000, 'bar')")
self._wait_for_replica()
time.sleep(1.0)
result = self._exec_replica_query('select * from vt_insert_test where id = 1000000')
self.assertEqual(result, [(1000000, 'bar')])
end3 = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self.assertEqual(end2, end3)
# Test unrecognized statement
utils.mysql_query(master_tablet.tablet_uid,
'vt_test_keyspace',
'truncate table vt_insert_test')
self._wait_for_replica()
time.sleep(1.0)
end4 = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self.assertEqual(end4, end3+1)
def test_invalidation_failure(self):
start = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self.perform_insert(10)
utils.mysql_write_query(
master_tablet.tablet_uid, 'vt_test_keyspace',
"update vt_insert_test set msg = 'foo' where id = 1")
self._wait_for_replica()
time.sleep(1.0)
end1 = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self.assertEqual(start + 1, end1)
utils.mysql_query(master_tablet.tablet_uid, 'vt_test_keyspace',
"truncate table vt_insert_test")
self._wait_for_replica()
time.sleep(1.0)
end2 = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self.assertEqual(end1 + 1, end2)
def test_cache_invalidation(self):
utils.debug("===========test_cache_invalidation=========")
master_position = utils.mysql_query(62344, 'vt_test_keyspace', 'show master status')
#The sleep is needed here, so the invalidator can catch up and the number can be tested.
replica_tablet.mquery('vt_test_keyspace', "select MASTER_POS_WAIT('%s', %d)" % (master_position[0][0], master_position[0][1]), 5)
time.sleep(5)
invalidations = framework.MultiDict(json.load(urllib2.urlopen("http://%s/debug/table_stats" % replica_host)))['Totals']['Invalidations']
invalidatorStats = framework.MultiDict(json.load(urllib2.urlopen("http://%s/debug/vars" % replica_host)))['CacheInvalidationProcessor']
utils.debug("Invalidations %d InvalidatorStats %s" % (invalidations, invalidatorStats))
self.assertTrue(invalidations > 0, "Invalidations are flowing through.")
res = replica_tablet.mquery('vt_test_keyspace', "select min(id) from vt_insert_test")
self.assertNotEqual(res[0][0], None, "Cannot proceed, no rows in vt_insert_test")
id = int(res[0][0])
stats_dict = framework.MultiDict(json.load(urllib2.urlopen("http://%s/debug/table_stats" % replica_host)))['vt_insert_test']
utils.debug("vt_insert_test stats %s" % stats_dict)
misses = stats_dict['Misses']
hits = stats_dict["Hits"]
replica_tablet.vquery("select * from vt_insert_test where id=%d" % (id), path='test_keyspace/0')
stats_dict = framework.MultiDict(json.load(urllib2.urlopen("http://%s/debug/table_stats" % replica_host)))['vt_insert_test']
self.assertEqual(stats_dict['Misses'] - misses, 1, "This shouldn't have hit the cache")
replica_tablet.vquery("select * from vt_insert_test where id=%d" % (id), path='test_keyspace/0')
stats_dict = framework.MultiDict(json.load(urllib2.urlopen("http://%s/debug/table_stats" % replica_host)))['vt_insert_test']
self.assertEqual(stats_dict['Hits'] - hits, 1, "This should have hit the cache")
def test_cache_invalidation(self):
logging.debug("===========test_cache_invalidation=========")
master_position = utils.mysql_query(62344, "vt_test_keyspace", "show master status")
replica_tablet.mquery(
"vt_test_keyspace", "select MASTER_POS_WAIT('%s', %d)" % (master_position[0][0], master_position[0][1]), 5
)
invalidations = framework.MultiDict(json.load(urllib2.urlopen("http://%s/debug/table_stats" % replica_host)))[
"Totals"
]["Invalidations"]
invalidatorStats = framework.MultiDict(json.load(urllib2.urlopen("http://%s/debug/vars" % replica_host)))
logging.debug(
"Invalidations %d InvalidatorStats %s" % (invalidations, invalidatorStats["RowcacheInvalidationCheckPoint"])
)
self.assertTrue(invalidations > 0, "Invalidations are flowing through.")
res = replica_tablet.mquery("vt_test_keyspace", "select min(id) from vt_insert_test")
self.assertNotEqual(res[0][0], None, "Cannot proceed, no rows in vt_insert_test")
id = int(res[0][0])
stats_dict = framework.MultiDict(json.load(urllib2.urlopen("http://%s/debug/table_stats" % replica_host)))[
"vt_insert_test"
]
logging.debug("vt_insert_test stats %s" % stats_dict)
misses = stats_dict["Misses"]
hits = stats_dict["Hits"]
replica_tablet.vquery("select * from vt_insert_test where id=%d" % (id), path="test_keyspace/0")
stats_dict = framework.MultiDict(json.load(urllib2.urlopen("http://%s/debug/table_stats" % replica_host)))[
"vt_insert_test"
]
self.assertEqual(stats_dict["Misses"] - misses, 1, "This shouldn't have hit the cache")
replica_tablet.vquery("select * from vt_insert_test where id=%d" % (id), path="test_keyspace/0")
stats_dict = framework.MultiDict(json.load(urllib2.urlopen("http://%s/debug/table_stats" % replica_host)))[
"vt_insert_test"
]
self.assertEqual(stats_dict["Hits"] - hits, 1, "This should have hit the cache")
def _wait_for_replica(self):
master_position = utils.mysql_query(master_tablet.tablet_uid,
'vt_test_keyspace',
'show master status')
replica_tablet.mquery(
'vt_test_keyspace', "select MASTER_POS_WAIT('%s', %d)" %
(master_position[0][0], master_position[0][1]), 5)
def _wait_for_replica(self):
master_position = utils.mysql_query(master_tablet.tablet_uid,
'vt_test_keyspace',
'show master status')
replica_tablet.mquery('vt_test_keyspace',
"select MASTER_POS_WAIT('%s', %d)" %
(master_position[0][0], master_position[0][1]), 5)
def test_cache_invalidation(self):
master_position = utils.mysql_query(master_tablet.tablet_uid,
'vt_test_keyspace',
'show master status')
replica_tablet.mquery('vt_test_keyspace',
"select MASTER_POS_WAIT('%s', %d)" %
(master_position[0][0], master_position[0][1]), 5)
invalidations = self.replica_stats()['Totals']['Invalidations']
invalidatorStats = self.replica_vars()
logging.debug("Invalidations %d InvalidatorStats %s" %
(invalidations,
invalidatorStats['RowcacheInvalidationCheckPoint']))
self.assertTrue(invalidations > 0, "Invalidations are flowing through.")
res = replica_tablet.mquery('vt_test_keyspace',
"select min(id) from vt_insert_test")
self.assertNotEqual(res[0][0], None,
"Cannot proceed, no rows in vt_insert_test")
id = int(res[0][0])
stats_dict = self.replica_stats()['vt_insert_test']
logging.debug("vt_insert_test stats %s" % stats_dict)
misses = stats_dict['Misses']
hits = stats_dict["Hits"]
replica_tablet.vquery("select * from vt_insert_test where id=%d" % (id),
path='test_keyspace/0')
stats_dict = self.replica_stats()['vt_insert_test']
self.assertEqual(stats_dict['Misses'] - misses, 1,
"This shouldn't have hit the cache")
replica_tablet.vquery("select * from vt_insert_test where id=%d" % (id),
path='test_keyspace/0')
stats_dict = self.replica_stats()['vt_insert_test']
self.assertEqual(stats_dict['Hits'] - hits, 1,
"This should have hit the cache")
def test_invalidation_failure(self):
start = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self.perform_insert(10)
utils.mysql_write_query(master_tablet.tablet_uid,
'vt_test_keyspace',
"update vt_insert_test set msg = 'foo' where id = 1")
self._wait_for_replica()
time.sleep(1.0)
end1 = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self.assertEqual(start+1, end1)
utils.mysql_query(master_tablet.tablet_uid,
'vt_test_keyspace',
"truncate table vt_insert_test")
self._wait_for_replica()
time.sleep(1.0)
end2 = self.replica_vars()['InternalErrors'].get('Invalidation', 0)
self.assertEqual(end1+1, end2)
def test_stop_replication(self):
utils.debug("===========test_stop_replication=========")
utils.run_vtctl('ChangeSlaveType test_nj-0000062345 replica')
time.sleep(10)
perform_insert(100)
master_position = utils.mysql_query(62344, 'vt_test_keyspace',
'show master status')
#The sleep is needed here, so the invalidator can catch up and the number can be tested.
replica_tablet.mquery(
'vt_test_keyspace', "select MASTER_POS_WAIT('%s', %d)" %
(master_position[0][0], master_position[0][1]), 5)
time.sleep(5)
inv_count1 = framework.MultiDict(
json.load(
urllib2.urlopen("http://%s/debug/table_stats" %
replica_host)))['Totals']['Invalidations']
replica_tablet.mquery('vt_test_keyspace', "stop slave")
perform_insert(100)
# EOF is returned after 30s, sleeping a bit more to ensure we catch the EOF
# and can test replication stop effectively.
time.sleep(35)
replica_tablet.mquery('vt_test_keyspace', "start slave")
master_position = utils.mysql_query(62344, 'vt_test_keyspace',
'show master status')
#The sleep is needed here, so the invalidator can catch up and the number can be tested.
replica_tablet.mquery(
'vt_test_keyspace', "select MASTER_POS_WAIT('%s', %d)" %
(master_position[0][0], master_position[0][1]), 5)
time.sleep(10)
invalidatorStats = framework.MultiDict(
json.load(
urllib2.urlopen("http://%s/debug/vars" %
replica_host)))['CacheInvalidationProcessor']
utils.debug("invalidatorStats %s" % invalidatorStats)
inv_count2 = framework.MultiDict(
json.load(
urllib2.urlopen("http://%s/debug/table_stats" %
replica_host)))['Totals']['Invalidations']
utils.debug("invalidator count1 %d count2 %d" %
(inv_count1, inv_count2))
self.assertEqual(invalidatorStats["States"]["Current"], "Enabled",
"Row-cache invalidator should be enabled")
self.assertTrue(
inv_count2 - inv_count1 > 0,
"invalidator was able to restart after a small pause in replication"
)
def test_cache_invalidation(self):
utils.debug("===========test_cache_invalidation=========")
master_position = utils.mysql_query(62344, 'vt_test_keyspace',
'show master status')
#The sleep is needed here, so the invalidator can catch up and the number can be tested.
replica_tablet.mquery(
'vt_test_keyspace', "select MASTER_POS_WAIT('%s', %d)" %
(master_position[0][0], master_position[0][1]), 5)
time.sleep(5)
invalidations = framework.MultiDict(
json.load(
urllib2.urlopen("http://%s/debug/table_stats" %
replica_host)))['Totals']['Invalidations']
invalidatorStats = framework.MultiDict(
json.load(
urllib2.urlopen("http://%s/debug/vars" %
replica_host)))['CacheInvalidationProcessor']
utils.debug("Invalidations %d InvalidatorStats %s" %
(invalidations, invalidatorStats))
self.assertTrue(invalidations > 0,
"Invalidations are flowing through.")
res = replica_tablet.mquery('vt_test_keyspace',
"select min(id) from vt_insert_test")
self.assertNotEqual(res[0][0], None,
"Cannot proceed, no rows in vt_insert_test")
id = int(res[0][0])
stats_dict = framework.MultiDict(
json.load(
urllib2.urlopen("http://%s/debug/table_stats" %
replica_host)))['vt_insert_test']
utils.debug("vt_insert_test stats %s" % stats_dict)
misses = stats_dict['Misses']
hits = stats_dict["Hits"]
replica_tablet.vquery("select * from vt_insert_test where id=%d" %
(id),
path='test_keyspace/0')
stats_dict = framework.MultiDict(
json.load(
urllib2.urlopen("http://%s/debug/table_stats" %
replica_host)))['vt_insert_test']
self.assertEqual(stats_dict['Misses'] - misses, 1,
"This shouldn't have hit the cache")
replica_tablet.vquery("select * from vt_insert_test where id=%d" %
(id),
path='test_keyspace/0')
stats_dict = framework.MultiDict(
json.load(
urllib2.urlopen("http://%s/debug/table_stats" %
replica_host)))['vt_insert_test']
self.assertEqual(stats_dict['Hits'] - hits, 1,
"This should have hit the cache")
def _get_master_current_position():
res = utils.mysql_query(62344, 'vt_test_keyspace', 'show master status')
start_position = update_stream_service.BinlogPosition(res[0][0], res[0][1])
return start_position.__dict__
def _get_master_current_position():
return _make_default_gtid(
utils.mysql_query(master_tablet.tablet_uid, 'vt_test_keyspace',
'show master status')[0][4])
def _get_master_current_position():
return _make_default_gtid(utils.mysql_query(master_tablet.tablet_uid,
'vt_test_keyspace',
'show master status')[0][4])
def _get_master_current_position(): return str(utils.mysql_query(62344, 'vt_test_keyspace', 'show master status')[0][4])
def _get_master_current_position(): res = utils.mysql_query(62344, 'vt_test_keyspace', 'show master status') start_position = update_stream_service.BinlogPosition(res[0][0], res[0][1]) return start_position.__dict__
def _get_master_current_position():
res = utils.mysql_query(62344, "vt_test_keyspace", "show master status")
start_position = update_stream_service.Coord(res[0][0], res[0][1])
return start_position.__dict__
