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e2cde13a2b
Increase the timeout to over 120s to match datastream_sender_timeout_ms. This should avoid spurious test failures if we are unlucky and a sender gets stuck waiting for a receiver fragment that will never start. Testing: Ran the test in a loop for a while to flush out any flakiness. Change-Id: I9fe6e6c74538d0747e3eeb578cf0518494ff10c8 Reviewed-on: http://gerrit.cloudera.org:8080/5244 Tested-by: Impala Public Jenkins Reviewed-by: Tim Armstrong <tarmstrong@cloudera.com>
70 lines
2.8 KiB
Python
70 lines
2.8 KiB
Python
# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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import pytest
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from tests.beeswax.impala_beeswax import ImpalaBeeswaxException
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from tests.common.impala_test_suite import ImpalaTestSuite
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from tests.common.impala_cluster import ImpalaCluster
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from tests.verifiers.metric_verifier import MetricVerifier
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class TestFragmentLifecycle(ImpalaTestSuite):
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"""Using the debug action interface, check that failed queries correctly clean up *all*
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fragments"""
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IN_FLIGHT_FRAGMENTS = "impala-server.num-fragments-in-flight"
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@classmethod
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def get_workload(self):
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return 'functional'
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@pytest.mark.execute_serially
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def test_failure_in_prepare(self):
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# Fail the scan node
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verifiers = [ MetricVerifier(i.service) for i in ImpalaCluster().impalads ]
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self.client.execute("SET DEBUG_ACTION='-1:0:PREPARE:FAIL'");
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try:
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self.client.execute("SELECT COUNT(*) FROM functional.alltypes")
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assert "Query should have thrown an error"
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except ImpalaBeeswaxException:
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pass
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for v in verifiers:
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v.wait_for_metric(self.IN_FLIGHT_FRAGMENTS, 0)
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@pytest.mark.execute_serially
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def test_failure_in_prepare_multi_fragment(self):
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# Test that if one fragment fails that the others are cleaned up during the ensuing
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# cancellation.
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verifiers = [ MetricVerifier(i.service) for i in ImpalaCluster().impalads ]
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# Fail the scan node
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self.client.execute("SET DEBUG_ACTION='-1:0:PREPARE:FAIL'");
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# Force a query plan that will have three fragments or more.
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try:
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self.client.execute("SELECT COUNT(*) FROM functional.alltypes a JOIN [SHUFFLE] \
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functional.alltypes b on a.id = b.id")
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assert "Query should have thrown an error"
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except ImpalaBeeswaxException:
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pass
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for v in verifiers:
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# Long timeout required because fragments may be blocked while sending data. The
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# default value of --datastream_sender_timeout_ms is 120s before they wake up and
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# cancel themselves.
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#
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# TODO: Fix when we have cancellable RPCs.
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v.wait_for_metric(self.IN_FLIGHT_FRAGMENTS, 0, timeout=125)
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