src/ipahealthcheck/system/filesystemspace.py | 18 +++++++++++++++---

 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/src/ipahealthcheck/system/filesystemspace.py b/src/ipahealthcheck/system/filesystemspace.py

index 0e5b50a..bdd99e7 100644

--- a/src/ipahealthcheck/system/filesystemspace.py

+++ b/src/ipahealthcheck/system/filesystemspace.py

@@ -3,6 +3,7 @@

 #

 from __future__ import division

+import errno

 import os

 import shutil

@@ -11,16 +12,27 @@ from ipahealthcheck.core.plugin import duration, Result

 from ipahealthcheck.core import constants

+def is_hidepid():

+    """Determine if /proc is mounted with hidepid=1/2 option"""

+    try:

+        os.lstat('/proc/1/stat')

+    except OSError as e:

+        return e.errno in (errno.EPERM, errno.ENOENT)

+    return False

+

+

 def in_container():

     """Determine if we're running in a container."""

-    with open('/proc/1/sched', 'r') as sched:

-        data_sched = sched.readline()

+    data_sched = ''

+    if not is_hidepid():

+        with open('/proc/1/sched', 'r') as sched:

+            data_sched = sched.readline()

     with open('/proc/self/cgroup', 'r') as cgroup:

         data_cgroup = cgroup.readline()

     checks = [

-        data_sched.split()[0] not in ('systemd', 'init',),

+        data_sched and data_sched.split()[0] not in ('systemd', 'init',),

         data_cgroup.split()[0] not in ('libpod'),

         os.path.exists('/.dockerenv'),

         os.path.exists('/.dockerinit'),