Andrew Onischuk created AMBARI-24654: ----------------------------------------
Summary: Tasks fail on ambari-agent intermittently under cpu load due to race condition in ambari-agent Key: AMBARI-24654 URL: https://issues.apache.org/jira/browse/AMBARI-24654 Project: Ambari Issue Type: Bug Reporter: Andrew Onischuk Assignee: Andrew Onischuk Fix For: 2.7.2 Attachments: AMBARI-24654.patch INFO 2018-09-13 18:30:15,817 ClusterCache.py:125 - Rewriting cache ClusterTopologyCache for cluster 2 ERROR 2018-09-13 18:30:16,386 CustomServiceOrchestrator.py:456 - Caught an exception while executing custom service command: <type 'exceptions.TypeError'>: 'NoneType' object has no attribute '__getitem__'; 'NoneType' object has no attribute '__getitem__' Traceback (most recent call last): File "/usr/lib/ambari-agent/lib/ambari_agent/CustomServiceOrchestrator.py", line 324, in runCommand command = self.generate_command(command_header) File "/usr/lib/ambari-agent/lib/ambari_agent/CustomServiceOrchestrator.py", line 504, in generate_command command_dict = self.configuration_builder.get_configuration(cluster_id, service_name, component_name, required_config_timestamp) File "/usr/lib/ambari-agent/lib/ambari_agent/ConfigurationBuilder.py", line 46, in get_configuration 'agentLevelParams': {'hostname': self.topology_cache.get_current_host_info(cluster_id)['hostName']}, TypeError: 'NoneType' object has no attribute '__getitem__' This was found while perf testing. However can occur under any circumstances if ambari-agent node if slow enough. -- This message was sent by Atlassian JIRA (v7.6.3#76005)