error: sbd_make_realtime: Unable to set scheduler priority to 99: Operation not permitted
Issue
# systemctl status sbd
● sbd.service - Shared-storage based fencing daemon
Loaded: loaded (/usr/lib/systemd/system/sbd.service; enabled; vendor preset: disabled)
Active: active (running) since Tue 2018-12-18 05:17:40 EST; 2 days ago
Main PID: 47962 (sbd)
Tasks: 4
Memory: 10.8M
CGroup: /system.slice/sbd.service
├─47962 sbd: inquisitor
├─47968 sbd: watcher: /dev/sdj - slot: 0 - uuid: bdff10ba-1576-44a0-be74-8995ab801efe
├─47969 sbd: watcher: Pacemaker
└─47970 sbd: watcher: Cluster
Dec 18 05:17:36 hostname systemd[1]: Starting Shared-storage based fencing daemon...
Dec 18 05:17:36 hostname sbd[47962]: error: sbd_make_realtime: Unable to set scheduler priority to 99: Operation not permitted (1)
Dec 18 05:17:36 hostname sbd[47968]: error: sbd_make_realtime: Unable to set scheduler priority to 99: Operation not permitted (1)
Dec 18 05:17:36 hostname sbd[47969]: error: sbd_make_realtime: Unable to set scheduler priority to 99: Operation not permitted (1)
Dec 18 05:17:36 hostname sbd[47970]: error: sbd_make_realtime: Unable to set scheduler priority to 99: Operation not permitted (1)
Dec 18 05:17:40 hostname systemd[1]: Started Shared-storage based fencing daemon.
Environment
- Red Hat Enterprise Linux 7, 8
- Pacemaker
sbd
is installed and version <sbd-1.4.0-15.el7
orsbd-1.4.0-15.el8
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