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From "Michael K. Edwards (JIRA)" <j...@apache.org>
Subject [jira] [Comment Edited] (ZOOKEEPER-3046) testManyChildWatchersAutoReset is flaky
Date Sun, 25 Nov 2018 22:22:00 GMT

    [ https://issues.apache.org/jira/browse/ZOOKEEPER-3046?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16698341#comment-16698341
] 

Michael K. Edwards edited comment on ZOOKEEPER-3046 at 11/25/18 10:21 PM:
--------------------------------------------------------------------------

Still seeing test failures; basically a variant of ZOOKEEPER-2508.  (After stopping/starting
the server, we have to wait for all clients to reconnect before continuing the test.)

{noformat}
422005     [junit] 2018-11-25 21:25:50,228 [myid:127.0.0.1:16611] - INFO  [Time-limited test-SendThread(127.0.0.1:16611):ClientCnxn$SendThread@1390]
- Session establishment complete on serve       r localhost/127.0.0.1:16611, sessionid = 0x100007077c50001,
negotiated timeout = 30000
422006     [junit] 2018-11-25 21:25:50,286 [myid:] - INFO  [Time-limited test:JUnit4ZKTestRunner$LoggedInvokeMethod@98]
- TEST METHOD FAILED testManyChildWatchersAutoReset
422007     [junit] org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode
= ConnectionLoss for /long-path-000000000-111111111-222222222-333333333-444444444-555555555-6
      66666666-777777777-888888888-999999999/ch-0000000000/ch
422008     [junit]     at org.apache.zookeeper.KeeperException.create(KeeperException.java:102)
422009     [junit]     at org.apache.zookeeper.KeeperException.create(KeeperException.java:54)
422010     [junit]     at org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:1459)
422011     [junit]     at org.apache.zookeeper.test.DisconnectedWatcherTest.testManyChildWatchersAutoReset(DisconnectedWatcherTest.java:229)
{noformat}


was (Author: mkedwards):
Still seeing test failures; basically a variant of ZOOKEEPER-2508.  (After stopping/starting
the server, we have to wait for all clients to reconnect before continuing the test.)

{{
422005     [junit] 2018-11-25 21:25:50,228 [myid:127.0.0.1:16611] - INFO  [Time-limited test-SendThread(127.0.0.1:16611):ClientCnxn$SendThread@1390]
- Session establishment complete on serve       r localhost/127.0.0.1:16611, sessionid = 0x100007077c50001,
negotiated timeout = 30000
422006     [junit] 2018-11-25 21:25:50,286 [myid:] - INFO  [Time-limited test:JUnit4ZKTestRunner$LoggedInvokeMethod@98]
- TEST METHOD FAILED testManyChildWatchersAutoReset
422007     [junit] org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode
= ConnectionLoss for /long-path-000000000-111111111-222222222-333333333-444444444-555555555-6
      66666666-777777777-888888888-999999999/ch-0000000000/ch
422008     [junit]     at org.apache.zookeeper.KeeperException.create(KeeperException.java:102)
422009     [junit]     at org.apache.zookeeper.KeeperException.create(KeeperException.java:54)
422010     [junit]     at org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:1459)
422011     [junit]     at org.apache.zookeeper.test.DisconnectedWatcherTest.testManyChildWatchersAutoReset(DisconnectedWatcherTest.java:229)
}}

> testManyChildWatchersAutoReset is flaky
> ---------------------------------------
>
>                 Key: ZOOKEEPER-3046
>                 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-3046
>             Project: ZooKeeper
>          Issue Type: Sub-task
>          Components: tests
>    Affects Versions: 3.5.3, 3.4.12
>            Reporter: Bogdan Kanivets
>            Assignee: Bogdan Kanivets
>            Priority: Minor
>              Labels: flaky, pull-request-available
>          Time Spent: 1h 20m
>  Remaining Estimate: 0h
>
> According to the [dashboard|https://builds.apache.org/job/ZooKeeper-Find-Flaky-Tests/lastSuccessfulBuild/artifact/report.html] testManyChildWatchersAutoReset
is flaky in 3.4 and 3.5
> [ZooKeeper_branch34_java10|https://builds.apache.org/job/ZooKeeper_branch34_java10//13]
> [ZooKeeper_branch35_java9|https://builds.apache.org/job/ZooKeeper_branch35_java9/253]
> Test times out and because of that ant doesn't capture any output.



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