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https://issues.apache.org/jira/browse/MESOS-8896?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16637483#comment-16637483
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Till Toenshoff commented on MESOS-8896:
---------------------------------------
So far I see it failing exclusively on macOS -- rarely but it still is flaky.
> 'ZooKeeperMasterContenderDetectorTest.NonRetryableFrrors' is flaky
> ------------------------------------------------------------------
>
> Key: MESOS-8896
> URL: https://issues.apache.org/jira/browse/MESOS-8896
> Project: Mesos
> Issue Type: Bug
> Components: flaky
> Reporter: Jan Schlicht
> Priority: Major
>
> This was a test failure on macOS with SSL enabled. Not sure yet if other
> systems might be affected as well:
> {noformat}
> [ RUN ] ZooKeeperMasterContenderDetectorTest.NonRetryableFrrors
> I0509 01:36:35.181434 2992141120 zookeeper_test_server.cpp:156] Started
> ZooKeeperTestServer on port 58450
> 2018-05-09 01:36:35,181:44641(0x700009f15000):ZOO_INFO@log_env@753: Client
> environment:zookeeper.version=zookeeper C client 3.4.8
> 2018-05-09 01:36:35,181:44641(0x700009f15000):ZOO_INFO@log_env@757: Client
> environment:host.name=Jenkinss-Mac-mini.local
> 2018-05-09 01:36:35,181:44641(0x700009f15000):ZOO_INFO@log_env@764: Client
> environment:os.name=Darwin
> 2018-05-09 01:36:35,181:44641(0x700009f15000):ZOO_INFO@log_env@765: Client
> environment:os.arch=17.4.0
> 2018-05-09 01:36:35,181:44641(0x700009f15000):ZOO_INFO@log_env@766: Client
> environment:os.version=Darwin Kernel Version 17.4.0: Sun Dec 17 09:19:54 PST
> 2017; root:xnu-4570.41.2~1/RELEASE_X86_64
> 2018-05-09 01:36:35,181:44641(0x700009f15000):ZOO_INFO@log_env@774: Client
> environment:user.name=jenkins
> 2018-05-09 01:36:35,181:44641(0x700009f15000):ZOO_INFO@log_env@782: Client
> environment:user.home=/Users/jenkins
> 2018-05-09 01:36:35,181:44641(0x700009f15000):ZOO_INFO@log_env@794: Client
> environment:user.dir=/Users/jenkins/workspace/workspace/mesos/Mesos_CI-build/FLAG/SSL/label/mac/mesos/build
> 2018-05-09 01:36:35,181:44641(0x700009f15000):ZOO_INFO@zookeeper_init@827:
> Initiating client connection, host=127.0.0.1:58450 sessionTimeout=10000
> watcher=0x1148b6680 sessionId=0 sessionPasswd=<null> context=0x7fe697de7590
> flags=0
> 2018-05-09 01:36:35,182:44641(0x70000aa42000):ZOO_INFO@check_events@1764:
> initiated connection to server [127.0.0.1:58450]
> 2018-05-09 01:36:35,185:44641(0x70000aa42000):ZOO_INFO@check_events@1811:
> session establishment complete on server [127.0.0.1:58450],
> sessionId=0x163440b82ec0000, negotiated timeout=10000
> I0509 01:36:35.186167 167882752 group.cpp:341] Group process
> (zookeeper-group(14)@10.0.49.4:57595) connected to ZooKeeper
> I0509 01:36:35.186213 167882752 group.cpp:831] Syncing group operations:
> queue size (joins, cancels, datas) = (1, 0, 0)
> I0509 01:36:35.186226 167882752 group.cpp:395] Authenticating with ZooKeeper
> using digest
> 2018-05-09
> 01:36:38,534:44641(0x70000aa42000):ZOO_INFO@auth_completion_func@1327:
> Authentication scheme digest succeeded
> I0509 01:36:38.534493 167882752 group.cpp:419] Trying to create path '/mesos'
> in ZooKeeper
> 2018-05-09 01:36:38,540:44641(0x70000a121000):ZOO_INFO@log_env@753: Client
> environment:zookeeper.version=zookeeper C client 3.4.8
> 2018-05-09 01:36:38,540:44641(0x70000a121000):ZOO_INFO@log_env@757: Client
> environment:host.name=Jenkinss-Mac-mini.local
> 2018-05-09 01:36:38,540:44641(0x70000a121000):ZOO_INFO@log_env@764: Client
> environment:os.name=Darwin
> 2018-05-09 01:36:38,540:44641(0x70000a121000):ZOO_INFO@log_env@765: Client
> environment:os.arch=17.4.0
> 2018-05-09 01:36:38,540:44641(0x70000a121000):ZOO_INFO@log_env@766: Client
> environment:os.version=Darwin Kernel Version 17.4.0: Sun Dec 17 09:19:54 PST
> 2017; root:xnu-4570.41.2~1/RELEASE_X86_64
> 2018-05-09 01:36:38,540:44641(0x70000a121000):ZOO_INFO@log_env@774: Client
> environment:user.name=jenkins
> 2018-05-09 01:36:38,540:44641(0x70000a121000):ZOO_INFO@log_env@782: Client
> environment:user.home=/Users/jenkins
> 2018-05-09 01:36:38,540:44641(0x70000a121000):ZOO_INFO@log_env@794: Client
> environment:user.dir=/Users/jenkins/workspace/workspace/mesos/Mesos_CI-build/FLAG/SSL/label/mac/mesos/build
> 2018-05-09 01:36:38,540:44641(0x70000a121000):ZOO_INFO@zookeeper_init@827:
> Initiating client connection, host=127.0.0.1:58450 sessionTimeout=10000
> watcher=0x1148b6680 sessionId=0 sessionPasswd=<null> context=0x7fe6999c1fe0
> flags=0
> I0509 01:36:38.540652 166273024 contender.cpp:152] Joining the ZK group
> 2018-05-09 01:36:38,540:44641(0x70000b463000):ZOO_INFO@check_events@1764:
> initiated connection to server [127.0.0.1:58450]
> 2018-05-09 01:36:38,542:44641(0x70000b463000):ZOO_INFO@check_events@1811:
> session establishment complete on server [127.0.0.1:58450],
> sessionId=0x163440b82ec0001, negotiated timeout=10000
> I0509 01:36:38.542425 168955904 group.cpp:341] Group process
> (zookeeper-group(15)@10.0.49.4:57595) connected to ZooKeeper
> I0509 01:36:38.542466 168955904 group.cpp:831] Syncing group operations:
> queue size (joins, cancels, datas) = (1, 0, 0)
> I0509 01:36:38.542480 168955904 group.cpp:395] Authenticating with ZooKeeper
> using digest
> 2018-05-09
> 01:36:50,559:44641(0x70000aa42000):ZOO_WARN@zookeeper_interest@1597: Exceeded
> deadline by 8687ms
> 2018-05-09
> 01:36:50,559:44641(0x70000aa42000):ZOO_ERROR@handle_socket_error_msg@1702:
> Socket [127.0.0.1:58450] zk retcode=-7, errno=60(Operation timed out):
> connection to 127.0.0.1:58450 timed out (exceeded timeout by 5353ms)
> 2018-05-09
> 01:36:50,559:44641(0x70000aa42000):ZOO_WARN@zookeeper_interest@1597: Exceeded
> deadline by 8687ms
> I0509 01:36:50.559657 167882752 group.cpp:452] Lost connection to ZooKeeper,
> attempting to reconnect ...
> 2018-05-09
> 01:36:50,560:44641(0x70000b463000):ZOO_WARN@zookeeper_interest@1597: Exceeded
> deadline by 8687ms
> 2018-05-09
> 01:36:50,560:44641(0x70000b463000):ZOO_ERROR@handle_socket_error_msg@1702:
> Socket [127.0.0.1:58450] zk retcode=-7, errno=60(Operation timed out):
> connection to 127.0.0.1:58450 timed out (exceeded timeout by 5352ms)
> 2018-05-09
> 01:36:50,560:44641(0x70000b463000):ZOO_WARN@zookeeper_interest@1597: Exceeded
> deadline by 8687ms
> I0509 01:36:50.560917 168955904 group.cpp:452] Lost connection to ZooKeeper,
> attempting to reconnect ...
> ../../src/tests/master_contender_detector_tests.cpp:426: Failure
> Failed to wait 15secs for contender.contend()
> 2018-05-09 01:36:53,551:44641(0x7fffb2587340):ZOO_INFO@zookeeper_close@2579:
> Freeing zookeeper resources for sessionId=0x163440b82ec0001
> 2018-05-09 01:36:53,551:44641(0x7fffb2587340):ZOO_INFO@zookeeper_close@2579:
> Freeing zookeeper resources for sessionId=0x163440b82ec0000
> I0509 01:36:53.551445 2992141120 zookeeper_test_server.cpp:116] Shutting down
> ZooKeeperTestServer on port 58450
> [ FAILED ] ZooKeeperMasterContenderDetectorTest.NonRetryableFrrors (18373
> ms)
> {noformat}
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