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https://issues.apache.org/jira/browse/MESOS-5175?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15235886#comment-15235886
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Greg Mann commented on MESOS-5175:
----------------------------------
[~jieyu]
> LinuxFilesystemIsolatorTest.ROOT_VolumeFromHostSandboxMountPoint is flaky
> -------------------------------------------------------------------------
>
> Key: MESOS-5175
> URL: https://issues.apache.org/jira/browse/MESOS-5175
> Project: Mesos
> Issue Type: Bug
> Components: tests
> Environment: CentOS 7 with SSL and libevent enabled
> Reporter: Greg Mann
> Labels: mesosphere
>
> Observed on the internal Mesosphere CI:
> {code}
> [07:12:07] : [Step 11/11] [ RUN ]
> LinuxFilesystemIsolatorTest.ROOT_VolumeFromHostSandboxMountPoint
> [07:12:08]W: [Step 11/11] I0410 07:12:08.906998 32129 linux.cpp:81] Making
> '/mnt/teamcity/temp/buildTmp/LinuxFilesystemIsolatorTest_ROOT_VolumeFromHostSandboxMountPoint_aSovaH'
> a shared mount
> [07:12:08]W: [Step 11/11] I0410 07:12:08.923028 32129
> linux_launcher.cpp:101] Using /sys/fs/cgroup/freezer as the freezer hierarchy
> for the Linux launcher
> [07:12:08]W: [Step 11/11] I0410 07:12:08.923751 32144
> containerizer.cpp:682] Starting container
> '86d04a91-e7b0-4b8f-9706-b9969796b5d1' for executor 'test_executor' of
> framework ''
> [07:12:08]W: [Step 11/11] I0410 07:12:08.924296 32148 provisioner.cpp:285]
> Provisioning image rootfs
> '/mnt/teamcity/temp/buildTmp/LinuxFilesystemIsolatorTest_ROOT_VolumeFromHostSandboxMountPoint_aSovaH/provisioner/containers/86d04a91-e7b0-4b8f-9706-b9969796b5d1/backends/copy/rootfses/104f1991-f54a-4dd0-ab92-48ff2d3bebab'
> for container 86d04a91-e7b0-4b8f-9706-b9969796b5d1
> [07:12:08]W: [Step 11/11] I0410 07:12:08.924885 32145 copy.cpp:127] Copying
> layer path '/tmp/WwQa3Q/test_image' to rootfs
> '/mnt/teamcity/temp/buildTmp/LinuxFilesystemIsolatorTest_ROOT_VolumeFromHostSandboxMountPoint_aSovaH/provisioner/containers/86d04a91-e7b0-4b8f-9706-b9969796b5d1/backends/copy/rootfses/104f1991-f54a-4dd0-ab92-48ff2d3bebab'
> [07:12:13]W: [Step 11/11] I0410 07:12:13.627612 32145 linux.cpp:355] Bind
> mounting work directory from '/tmp/WwQa3Q/sandbox' to
> '/mnt/teamcity/temp/buildTmp/LinuxFilesystemIsolatorTest_ROOT_VolumeFromHostSandboxMountPoint_aSovaH/provisioner/containers/86d04a91-e7b0-4b8f-9706-b9969796b5d1/backends/copy/rootfses/104f1991-f54a-4dd0-ab92-48ff2d3bebab/mnt/mesos/sandbox'
> for container 86d04a91-e7b0-4b8f-9706-b9969796b5d1
> [07:12:13]W: [Step 11/11] I0410 07:12:13.648669 32147
> linux_launcher.cpp:281] Cloning child process with flags = CLONE_NEWNS
> [07:12:13]W: [Step 11/11] +
> /mnt/teamcity/work/4240ba9ddd0997c3/build/src/mesos-containerizer mount
> --help=false --operation=make-rslave --path=/
> [07:12:13]W: [Step 11/11] + grep -E
> /mnt/teamcity/temp/buildTmp/LinuxFilesystemIsolatorTest_ROOT_VolumeFromHostSandboxMountPoint_aSovaH/.+
> /proc/self/mountinfo
> [07:12:13]W: [Step 11/11] + grep -v 86d04a91-e7b0-4b8f-9706-b9969796b5d1
> [07:12:13]W: [Step 11/11] + cut '-d ' -f5
> [07:12:13]W: [Step 11/11] + xargs --no-run-if-empty umount -l
> [07:12:13]W: [Step 11/11] + mount -n --rbind /tmp/WwQa3Q
> /mnt/teamcity/temp/buildTmp/LinuxFilesystemIsolatorTest_ROOT_VolumeFromHostSandboxMountPoint_aSovaH/provisioner/containers/86d04a91-e7b0-4b8f-9706-b9969796b5d1/backends/copy/rootfses/104f1991-f54a-4dd0-ab92-48ff2d3bebab/mnt/mesos/sandbox/mountpoint
> [07:12:13] : [Step 11/11] Changing root to
> /mnt/teamcity/temp/buildTmp/LinuxFilesystemIsolatorTest_ROOT_VolumeFromHostSandboxMountPoint_aSovaH/provisioner/containers/86d04a91-e7b0-4b8f-9706-b9969796b5d1/backends/copy/rootfses/104f1991-f54a-4dd0-ab92-48ff2d3bebab
> [07:12:13]W: [Step 11/11] I0410 07:12:13.827551 32145
> containerizer.cpp:1674] Executor for container
> '86d04a91-e7b0-4b8f-9706-b9969796b5d1' has exited
> [07:12:13]W: [Step 11/11] I0410 07:12:13.827607 32145
> containerizer.cpp:1439] Destroying container
> '86d04a91-e7b0-4b8f-9706-b9969796b5d1'
> [07:12:13]W: [Step 11/11] I0410 07:12:13.830469 32145 cgroups.cpp:2676]
> Freezing cgroup
> /sys/fs/cgroup/freezer/mesos/86d04a91-e7b0-4b8f-9706-b9969796b5d1
> [07:12:13]W: [Step 11/11] I0410 07:12:13.832928 32143 cgroups.cpp:1409]
> Successfully froze cgroup
> /sys/fs/cgroup/freezer/mesos/86d04a91-e7b0-4b8f-9706-b9969796b5d1 after
> 2.412032ms
> [07:12:13]W: [Step 11/11] I0410 07:12:13.835292 32150 cgroups.cpp:2694]
> Thawing cgroup
> /sys/fs/cgroup/freezer/mesos/86d04a91-e7b0-4b8f-9706-b9969796b5d1
> [07:12:13]W: [Step 11/11] I0410 07:12:13.837411 32150 cgroups.cpp:1438]
> Successfullly thawed cgroup
> /sys/fs/cgroup/freezer/mesos/86d04a91-e7b0-4b8f-9706-b9969796b5d1 after
> 2.07616ms
> [07:12:13]W: [Step 11/11] I0410 07:12:13.840045 32148 linux.cpp:817]
> Unmounting sandbox/work directory
> '/mnt/teamcity/temp/buildTmp/LinuxFilesystemIsolatorTest_ROOT_VolumeFromHostSandboxMountPoint_aSovaH/provisioner/containers/86d04a91-e7b0-4b8f-9706-b9969796b5d1/backends/copy/rootfses/104f1991-f54a-4dd0-ab92-48ff2d3bebab/mnt/mesos/sandbox'
> for container 86d04a91-e7b0-4b8f-9706-b9969796b5d1
> [07:12:13]W: [Step 11/11] I0410 07:12:13.840504 32150 provisioner.cpp:330]
> Destroying container rootfs at
> '/mnt/teamcity/temp/buildTmp/LinuxFilesystemIsolatorTest_ROOT_VolumeFromHostSandboxMountPoint_aSovaH/provisioner/containers/86d04a91-e7b0-4b8f-9706-b9969796b5d1/backends/copy/rootfses/104f1991-f54a-4dd0-ab92-48ff2d3bebab'
> for container 86d04a91-e7b0-4b8f-9706-b9969796b5d1
> [07:12:28] : [Step 11/11]
> ../../src/tests/containerizer/filesystem_isolator_tests.cpp:961: Failure
> [07:12:28] : [Step 11/11] Failed to wait 15secs for wait
> [07:12:30] : [Step 11/11] [ FAILED ]
> LinuxFilesystemIsolatorTest.ROOT_VolumeFromHostSandboxMountPoint (23703 ms)
> {code}
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