Andrew Sherman created IMPALA-13003:
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Summary: Server exits early failing to create impala_query_log
with AlreadyExistsException
Key: IMPALA-13003
URL: https://issues.apache.org/jira/browse/IMPALA-13003
Project: IMPALA
Issue Type: Bug
Components: be
Affects Versions: Impala 4.4.0
Reporter: Andrew Sherman
At startup workload management tries to create the query log table here:
{code:java}
// The initialization code only works when run in a separate thread for
reasons unknown.
ABORT_IF_ERROR(SetupDbTable(internal_server_.get(), table_name));
{code}
This code is exiting:
{code:java}
I0413 23:40:05.183876 21006 client-request-state.cc:1348]
1d4878dbc9214c81:6dc8cc2e00000000] ImpalaRuntimeException: Error making
'createTable' RPC to Hive Metastore:
CAUSED BY: AlreadyExistsException: Table was created concurrently:
sys.impala_query_log
I0413 23:40:05.184055 20955 impala-server.cc:2582] Connection
27432606d99dcdae:218860164eb206bb from client in-memory.localhost:0 to server
internal-server closed. The connection had 1 associated session(s).
I0413 23:40:05.184067 20955 impala-server.cc:1780] Closing session:
27432606d99dcdae:218860164eb206bb
I0413 23:40:05.184083 20955 impala-server.cc:1836] Closed session:
27432606d99dcdae:218860164eb206bb, client address: <in-memory.localhost:0>.
F0413 23:40:05.184111 20955 workload-management.cc:304] query timed out waiting
for results
. Impalad exiting.
I0413 23:40:05.184728 20883 impala-server.cc:1564] Query successfully
unregistered: query_id=1d4878dbc9214c81:6dc8cc2e00000000
Minidump in thread [20955]completed-queries running query
0000000000000000:0000000000000000, fragment instance
0000000000000000:0000000000000000
Wrote minidump to
/data/jenkins/workspace/impala-cdw-master-core-ubsan/repos/Impala/logs/custom_cluster_tests/minidumps/impalad/402f37cc-4663-4c78-086ca295-a9e5943c.dmp
{code}
with stack
{code:java}
F0413 23:40:05.184111 20955 workload-management.cc:304] query timed out waiting
for results
. Impalad exiting.
*** Check failure stack trace: ***
@ 0x8e96a4d google::LogMessage::Fail()
@ 0x8e98984 google::LogMessage::SendToLog()
@ 0x8e9642c google::LogMessage::Flush()
@ 0x8e98ea9 google::LogMessageFatal::~LogMessageFatal()
@ 0x3da3a9a impala::ImpalaServer::CompletedQueriesThread()
@ 0x3a8df93 boost::_mfi::mf0<>::operator()()
@ 0x3a8de97 boost::_bi::list1<>::operator()<>()
@ 0x3a8dd77 boost::_bi::bind_t<>::operator()()
@ 0x3a8d672
boost::detail::function::void_function_obj_invoker0<>::invoke()
@ 0x301e7d0 boost::function0<>::operator()()
@ 0x43ce415 impala::Thread::SuperviseThread()
@ 0x43e2dc7 boost::_bi::list5<>::operator()<>()
@ 0x43e29e7 boost::_bi::bind_t<>::operator()()
@ 0x43e21c5 boost::detail::thread_data<>::run()
@ 0x7984c37 thread_proxy
@ 0x7f75b6982ea5 start_thread
@ 0x7f75b36a7b0d __clone
Picked up JAVA_TOOL_OPTIONS:
-agentlib:jdwp=transport=dt_socket,address=30000,server=y,suspend=n
-Dsun.java.command=impalad
Minidump in thread [20955]completed-queries running query
0000000000000000:0000000000000000, fragment instance
0000000000000000:0000000000000000
{code}
I think the key error is
{code}
CAUSED BY: AlreadyExistsException: Table was created concurrently:
sys.impala_query_log
{code}
which suggests that creating the table with "if not exists" is not sufficient
to protect against concurrent creations.
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