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https://issues.apache.org/jira/browse/MESOS-3430?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14745810#comment-14745810
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Jie Yu commented on MESOS-3430:
-------------------------------
OK, the problem is: by default, centos7.1 mark / mount as a shared mount:
{noformat}
[vagrant@localhost ~]$ cat /proc/self/mountinfo
17 37 0:3 / /proc rw,nosuid,nodev,noexec,relatime shared:5 - proc proc rw
18 37 0:16 / /sys rw,nosuid,nodev,noexec,relatime shared:6 - sysfs sysfs
rw,seclabel
19 37 0:5 / /dev rw,nosuid shared:2 - devtmpfs devtmpfs
rw,seclabel,size=224872k,nr_inodes=56218,mode=755
20 18 0:15 / /sys/kernel/security rw,nosuid,nodev,noexec,relatime shared:7 -
securityfs securityfs rw
21 19 0:17 / /dev/shm rw,nosuid,nodev shared:3 - tmpfs tmpfs rw,seclabel
22 19 0:11 / /dev/pts rw,nosuid,noexec,relatime shared:4 - devpts devpts
rw,seclabel,gid=5,mode=620,ptmxmode=000
23 37 0:18 / /run rw,nosuid,nodev shared:22 - tmpfs tmpfs rw,seclabel,mode=755
24 18 0:19 / /sys/fs/cgroup rw,nosuid,nodev,noexec shared:8 - tmpfs tmpfs
rw,seclabel,mode=755
25 24 0:20 / /sys/fs/cgroup/systemd rw,nosuid,nodev,noexec,relatime shared:9 -
cgroup cgroup
rw,xattr,release_agent=/usr/lib/systemd/systemd-cgroups-agent,name=systemd
26 18 0:21 / /sys/fs/pstore rw,nosuid,nodev,noexec,relatime shared:19 - pstore
pstore rw
27 24 0:22 / /sys/fs/cgroup/cpuset rw,nosuid,nodev,noexec,relatime shared:10 -
cgroup cgroup rw,cpuset
28 24 0:23 / /sys/fs/cgroup/cpu,cpuacct rw,nosuid,nodev,noexec,relatime
shared:11 - cgroup cgroup rw,cpuacct,cpu
29 24 0:24 / /sys/fs/cgroup/memory rw,nosuid,nodev,noexec,relatime shared:12 -
cgroup cgroup rw,memory
30 24 0:25 / /sys/fs/cgroup/devices rw,nosuid,nodev,noexec,relatime shared:13 -
cgroup cgroup rw,devices
31 24 0:26 / /sys/fs/cgroup/freezer rw,nosuid,nodev,noexec,relatime shared:14 -
cgroup cgroup rw,freezer
32 24 0:27 / /sys/fs/cgroup/net_cls rw,nosuid,nodev,noexec,relatime shared:15 -
cgroup cgroup rw,net_cls
33 24 0:28 / /sys/fs/cgroup/blkio rw,nosuid,nodev,noexec,relatime shared:16 -
cgroup cgroup rw,blkio
34 24 0:29 / /sys/fs/cgroup/perf_event rw,nosuid,nodev,noexec,relatime
shared:17 - cgroup cgroup rw,perf_event
35 24 0:30 / /sys/fs/cgroup/hugetlb rw,nosuid,nodev,noexec,relatime shared:18 -
cgroup cgroup rw,hugetlb
36 18 0:31 / /sys/kernel/config rw,relatime shared:20 - configfs configfs rw
37 1 253:0 / / rw,relatime shared:1 - xfs /dev/mapper/centos-root
rw,seclabel,attr2,inode64,noquota
38 18 0:14 / /sys/fs/selinux rw,relatime shared:21 - selinuxfs selinuxfs rw
39 17 0:32 / /proc/sys/fs/binfmt_misc rw,relatime shared:23 - autofs systemd-1
rw,fd=33,pgrp=1,timeout=300,minproto=5,maxproto=5,direct
40 19 0:33 / /dev/hugepages rw,relatime shared:24 - hugetlbfs hugetlbfs
rw,seclabel
41 19 0:13 / /dev/mqueue rw,relatime shared:25 - mqueue mqueue rw,seclabel
42 18 0:7 / /sys/kernel/debug rw,relatime shared:26 - debugfs debugfs rw
44 37 8:1 / /boot rw,relatime shared:27 - xfs /dev/sda1
rw,seclabel,attr2,inode64,noquota
45 37 0:35 / /vagrant rw,nodev,relatime shared:28 - vboxsf none rw
{noformat}
> LinuxFilesystemIsolatorTest.ROOT_PersistentVolumeWithoutRootFilesystem fails
> on CentOS 7.1
> ------------------------------------------------------------------------------------------
>
> Key: MESOS-3430
> URL: https://issues.apache.org/jira/browse/MESOS-3430
> Project: Mesos
> Issue Type: Bug
> Affects Versions: 0.25.0
> Reporter: Marco Massenzio
> Assignee: Michael Park
> Labels: ROOT_Tests, flaky-test
> Attachments: verbose.log
>
>
> Just ran ROOT tests on CentOS 7.1 and had the following failure (clean build,
> just pulled from {{master}}):
> {noformat}
> [ RUN ]
> LinuxFilesystemIsolatorTest.ROOT_PersistentVolumeWithoutRootFilesystem
> ../../src/tests/containerizer/filesystem_isolator_tests.cpp:498: Failure
> (wait).failure(): Failed to clean up an isolator when destroying container
> '366b6d37-b326-4ed1-8a5f-43d483dbbace' :Failed to unmount volume
> '/tmp/LinuxFilesystemIsolatorTest_ROOT_PersistentVolumeWithoutRootFilesystem_KXgvoH/sandbox/volume':
> Failed to unmount
> '/tmp/LinuxFilesystemIsolatorTest_ROOT_PersistentVolumeWithoutRootFilesystem_KXgvoH/sandbox/volume':
> Invalid argument
> ../../src/tests/utils.cpp:75: Failure
> os::rmdir(sandbox.get()): Device or resource busy
> [ FAILED ]
> LinuxFilesystemIsolatorTest.ROOT_PersistentVolumeWithoutRootFilesystem (1943
> ms)
> [----------] 1 test from LinuxFilesystemIsolatorTest (1943 ms total)
> [----------] Global test environment tear-down
> [==========] 1 test from 1 test case ran. (1951 ms total)
> [ PASSED ] 0 tests.
> [ FAILED ] 1 test, listed below:
> [ FAILED ]
> LinuxFilesystemIsolatorTest.ROOT_PersistentVolumeWithoutRootFilesystem
> {noformat}
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