[Bugs] [Bug 1678640] New: Running 'control-cpu-load.sh' prevents CTDB starting

[bugzilla at redhat.com]

https://bugzilla.redhat.com/show_bug.cgi?id=1678640

            Bug ID: 1678640
           Summary: Running 'control-cpu-load.sh' prevents CTDB starting
           Product: GlusterFS
           Version: 4.1
          Hardware: x86_64
                OS: Linux
            Status: NEW
         Component: glusterd
          Severity: medium
          Assignee: bugs at gluster.org
          Reporter: ryan at magenta.tv
                CC: bugs at gluster.org
  Target Milestone: ---
    Classification: Community



Description of problem:

After running script found here, system will not longer start CTDB:
https://github.com/gluster/glusterfs/blob/master/extras/control-cpu-load.sh


Version-Release number of selected component (if applicable):


How reproducible:
Everytime


Steps to Reproduce:
1. Run script on Gluster heal process
2. Try to start CTDB service

Actual results:
CTDB fails to start with following error:
2019/02/08 20:46:59.612215 ctdbd[2629]: Created PID file
/var/run/ctdb/ctdbd.pid
2019/02/08 20:46:59.612267 ctdbd[2629]: Listening to ctdb socket
/var/run/ctdb/ctdbd.socket
2019/02/08 20:46:59.612297 ctdbd[2629]: Unable to set scheduler to SCHED_FIFO
(Operation not permitted)
2019/02/08 20:46:59.612304 ctdbd[2629]: CTDB daemon shutting down

Expected results:
CTDB starts


Additional info:
Other systems where script was not run, works fine.
Have set DefaultCPUAccounting=no in /etc/systemd/system.conf.

systemctl show ctdb | grep -i accounting
CPUAccounting=no
BlockIOAccounting=no
MemoryAccounting=no
TasksAccounting=no

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