本文整理汇总了Python中mpp.lib.config.GPDBConfig.is_down_segments方法的典型用法代码示例。如果您正苦于以下问题：Python GPDBConfig.is_down_segments方法的具体用法？Python GPDBConfig.is_down_segments怎么用？Python GPDBConfig.is_down_segments使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类mpp.lib.config.GPDBConfig的用法示例。
在下文中一共展示了GPDBConfig.is_down_segments方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: SuspendCheckpointCrashRecovery
# 需要导入模块: from mpp.lib.config import GPDBConfig [as 别名]
# 或者: from mpp.lib.config.GPDBConfig import is_down_segments [as 别名]
#.........这里部分代码省略.........
def switch_primary_mirror_role_in_utility_mode(self):
'''Utility routine to start the master, connect in utility mode, switch the roles of primary and mirrors and shutdown the master '''
cmd = Command('Start master in utility mode', 'export GPSTART_INTERNAL_MASTER_ONLY=1;gpstart -m')
cmd.run(validateAfter=True)
result = cmd.get_results()
if result.rc != 0:
raise Exception('Unable to start master in utility mode')
tinctest.logger.info('Started master in utility mode')
sql_cmd_list = ["update gp_segment_configuration set role='t' where role ='p' and content <> -1", "update gp_segment_configuration set role='p',mode='c' where role ='m' and content <> -1", "update gp_segment_configuration set role='m',status='d' where role ='t' and content <> -1"]
for sql_cmd in sql_cmd_list:
PSQL.run_sql_command(sql_cmd, PGOPTIONS="-c gp_session_role=utility -c allow_system_table_mods=dml")
tinctest.logger.info('Updated the catalog to reverse the roles')
rc = self.gpstop.run_gpstop_cmd(masteronly = True)
if not rc:
raise Exception('Failure to shut down the master')
def stop_db(self):
''' gpstop immediate'''
rc = self.gpstop.run_gpstop_cmd(immediate = True)
if not rc:
raise Exception('Failed to stop the cluster')
tinctest.logger.info('Stopped cluster immediately')
def start_db(self, down_segments=False):
''' Gpstart -a '''
rc = self.gpstart.run_gpstart_cmd()
if not rc:
raise Exception('Failed to start the cluster')
tinctest.logger.info('Started the cluster successfully')
if not down_segments:
if self.config.is_down_segments():
raise Exception('Segments got marked down')
''' This is sleep free version based on fault triggered status '''
def run_crash_and_recovery_fast(self,test_dir, pass_num, cluster_state, test_type, ddl_type, aborting_create_needed=False):
if pass_num == 0:
self.wait_till_all_sqls_done()
else:
mydir=local_path(test_dir)+'/trigger_sql/sql/'
tinctest.logger.info('mydir = %s ' % mydir)
trigger_count = len(glob.glob1(mydir,"*trigger.sql"))
tinctest.logger.info('*** Count of trigger : %s *** ' % (trigger_count))
if test_dir == "abort_create_tests":
''' vacuum full sql don't hit the suspend fault.'''
trigger_count = trigger_count - 1
if test_dir == "abort_create_needed_tests":
''' Not all SQLs hit the fault for this case, hence wait for them to complete and then others to hit the fault'''
self.wait_till_all_sqls_done(8 + 1)
trigger_count = 8
if test_dir == "abort_abort_create_needed_tests":
''' Not all SQLs hit the fault for this case, hence wait for them to complete and then others to hit the fault'''
self.wait_till_all_sqls_done(6 + 1)
trigger_count = 6
fault_type = self.get_faults_before_executing_trigger_sqls(pass_num, cluster_state, test_type, ddl_type, aborting_create_needed=False)
fault_hit = self.fileutil.check_fault_status(fault_name=fault_type, status="triggered", num_times_hit=trigger_count)
if not fault_hit:
raise Exception('Fault not hit expected number of times')
self.stop_start_validate(cluster_state)
def wait_till_all_sqls_done(self, count=1):
''' 500 here is just an arbitrarily long time "if-we-exceed-this-then-oh-crap-lets-error-out" value '''
for i in range(1,500):