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From "Ian Downes (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (MESOS-1149) SlaveRecovery.Reboot test doesn't reap executor
Date Sat, 10 May 2014 21:58:58 GMT

    [ https://issues.apache.org/jira/browse/MESOS-1149?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13993930#comment-13993930
] 

Ian Downes commented on MESOS-1149:
-----------------------------------

Fix is part of: https://reviews.apache.org/r/20818/

> SlaveRecovery.Reboot test doesn't reap executor
> -----------------------------------------------
>
>                 Key: MESOS-1149
>                 URL: https://issues.apache.org/jira/browse/MESOS-1149
>             Project: Mesos
>          Issue Type: Bug
>          Components: test
>    Affects Versions: 0.18.0
>            Reporter: Ian Downes
>            Assignee: Ian Downes
>
> The executor pid should be reaped after the slave is "rebooted" and before the next slave
is started to correctly simulate a host reboot, otherwise there's a race and it may be present
(as a zombie) when the test completes.
> {noformat}
> # ./bin/mesos-tests.sh --gtest_filter="SlaveRecovery*Reboot" --gtest_repeat=100 --gtest_break_on_failure=1
> Source directory: /home/idownes/workspace/mesos
> Build directory: /home/idownes/workspace/mesos/build
> -------------------------------------------------------------
> We cannot run any cgroups tests that require mounting
> hierarchies because you have the following hierarchies mounted:
> /sys/fs/cgroup/cpu, /sys/fs/cgroup/cpuacct, /sys/fs/cgroup/freezer, /sys/fs/cgroup/memory
> We'll disable the CgroupsNoHierarchyTest test fixture for now.
> -------------------------------------------------------------
> Repeating all tests (iteration 1) . . .
> Note: Google Test filter = SlaveRecovery*Reboot-CgroupsNoHierarchyTest.ROOT_CGROUPS_NOHIERARCHY_MountUnmountHierarchy:
> [==========] Running 1 test from 1 test case.
> [----------] Global test environment set-up.
> [----------] 1 test from SlaveRecoveryTest/0, where TypeParam = mesos::internal::slave::MesosContainerizer
> [ RUN      ] SlaveRecoveryTest/0.Reboot
> WARNING: Logging before InitGoogleLogging() is written to STDERR
> I0326 22:44:23.032676 34814 exec.cpp:131] Version: 0.19.0
> I0326 22:44:23.035573 34835 exec.cpp:205] Executor registered on slave 20140326-224421-1828659978-41066-34759-0
> Registered executor on smfd-atr-11-sr1.devel.twitter.com
> Starting task f503d996-3e82-43f6-861b-38bacd5e4855
> sh -c 'sleep 1000'
> Forked command at 34854
> I0326 22:44:23.263057 34852 exec.cpp:378] Executor asked to shutdown
> Shutting down
> Killing process tree at pid 34854
> Killed the following process trees:
> [
> --- 34854 sleep 1000
> ]
> [       OK ] SlaveRecoveryTest/0.Reboot (1997 ms)
> [----------] 1 test from SlaveRecoveryTest/0 (1998 ms total)
> [----------] Global test environment tear-down
> ../../src/tests/environment.cpp:244: Failure
> Failed
> Tests completed with child processes remaining:
> -+- 34759 /home/idownes/workspace/mesos/build/src/.libs/lt-mesos-tests --gtest_filter=SlaveRecovery*Reboot
--gtest_repeat=100 --gtest_break_on_failure=1
>  \--- 34814 ()
> {noformat}
> 34814 () is the zombied executor.



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