[linux] kernel: NMI watchdog: BUG: soft lockup - CPU#3 stuck for 82s! [pickup:18943]

URL : https://access.redhat.com/documentation/ko-kr/red_hat_enterprise_linux/8/html/managing_monitoring_and_updating_the_kernel/parameters-controlling-kernel-panic_keeping-kernel-panic-parameters-disabled-in-virtualized-environments

 

OS : CentOS 7.9

kernel: NMI watchdog: BUG: soft lockup - CPU#15 stuck for 72s! [chronyd:99]
kernel: NMI watchdog: BUG: soft lockup - CPU#9 stuck for 71s! [systemd-journal:18938]
kernel: NMI watchdog: BUG: soft lockup - CPU#11 stuck for 320s! [ksoftirqd/11:64]
kernel: NMI watchdog: BUG: soft lockup - CPU#15 stuck for 82s! [pickup:18943]
kernel: NMI watchdog: BUG: soft lockup - CPU#3 stuck for 89s! [irqbalance:982]
kernel: NMI watchdog: BUG: soft lockup - CPU#3 stuck for 140s! [irqbalance:982]
kernel: NMI watchdog: BUG: soft lockup - CPU#9 stuck for 64s! [swapper/9:0]
kernel: NMI watchdog: BUG: soft lockup - CPU#11 stuck for 153s! [systemd-journal:18964]
...

# soltuion 1
vi /etc/sysctl.conf
...
kernel.watchdog_threshold=30

reboot

# soltuion 2
echo "kernel.watchdog_threshold=30" >> /etc/sysctl.conf

reboot