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Questions tagged [watchdog]

watchdog is a daemon. It opens /dev/watchdog, and keeps writing to it often enough to keep the kernel from resetting - at least once per minute.

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watchdog: BUG: soft lockup - CPU#6 stuck for 23s

I tried every solutions I found on google ... I can't find out why my server is crashing ... Aug 5 17:11:08 kernel: [ 2300.084576] watchdog: BUG: soft lockup - CPU#6 stuck for 23s! [VM Thread:4054] Aug 5 17:11:08 kernel: [ 2300.084578] Modules…
Dr.Blamo
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rcu_sched self-detected stall on CPU + watchdog: BUG: soft lockup - CPU#3 stuck for 22s

Being unable to ssh into a machine I connected it to a monitor and found the following: The machine is running Ubuntu Server 18.04 LTS and is a first generation 8 core Ryzen 1700. I've restarted the machine since and it works fine but am not sure…
Greg
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How can I tell how long for Watchdog to wait to stop all processes?

I have a server which is monitored by Watchdog, and experiences reboots occasionally due to faulty network hardware I am unable to replace at the moment. As I read, Watchdog sends a SIGTERM to all processes, requesting a safe shutdown, and after a…
nanofarad
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Lubuntu 16.04 gets stuck at shutdown (nmi watchdog bug soft lockup - cpu#1 stuck for 22s)

Occasionally my computer(Lubuntu 16.04 64 Bit) gets stuck at shutdown. It shows the message nmi watchdog bug soft lockup - cpu#1 stuck for 22s and never finishes shutdown.This message comes after the message Reached target shutdown.. What causes…
NFS Most Wanted
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How to implement a last resort physical reset button for resetting kiosk app?

I have a kiosk app which runs on a dell 760 machine running ubuntu 14.04 server with a touch screen. The kiosk app is running in a browser and the system is locked down (chrome is running in kiosk mode). Sometimes it could happen that there will be…
nahom
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Ubunto 19.10 stuck with soft lockup cpu stuck after kernel update

I am about a month new to linux and am running Ubuntu on an Asus VivoBook laptop (F512D) in a dual boot with Windows. Ubuntu installed smoothly and I have been using it for about a month with no problem. 2 days ago I opted to install the latest…
user7492047
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Detecting file changes in directory synced with external cloud storage in Ubuntu 16.04 LTS

I am making a software that detect if a new file is uploaded into the Google Cloud Platform's bucket storage from virtual machine instance. A file directory named images was mounted to the bucket using Cloud Storage Fuse by this command gcsfuse…
kamal samsudin
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watchdog daemon is not active after reboot in 16.04

The command sudo systemctl status watchdog shows it is "dead". The command sudo systemctl enable watchdog didn't helps. The command sudo systemctl start watchdog starts it (and it works), but only until reboot. $ cat /etc/default/watchdog # Start…
beemaster
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Why is CPU locking up?

Woke up this morning without a working computer. It had basically frozen, only on existing prompt still worked, and issuing "reboot" command didn't work. Strangely enough, things like ls -l and htop did work. And updatedb was shown using 102%…
Eloque
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watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [kworker/0:2:101147] - up-board up² upsquared - Ubuntu 20.04 LTS

we are using an up-board up² (up-squared) in a headless configuration as an IoT device to control different hardware via local REST interfaces. Sometimes when a USB device gets faulty or is damaged, we are facing the above warning in /var/log/syslog…
Sebastian Huber
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Constant crashes on Ubuntu while watching videos in my web browser 'NS_ERROR_DOM_MEDIA_FATAL_ERR'

I've been experiencing constant lockups ever since i started using Linux on my HP Envy x360. Hardware: Ryzen 2500U with integrated Vega graphics, 12gb ram, 500gb Samsung nvme ssd Software: Like i already mentioned, I'm experiencing this problem on…
ysujy
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How do I use the softdog module?

I am trying to use the software watchdog kernel module called softdog. I am not sure how to use it properly. I have removed the module from ... /etc/modprobe.d/blacklist-watchdog.conf Then I have run... modprobe softdog This resulted in the…
Scorb
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Watchdog on cloud based server and database?

I am running a cloud based server and two database. I have python scripts that connects to the databases and moves data between them. When the cloud databases have been updated or outages, the connections have been lost and the scripts have…
jawwe
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Cannot shut down / restart Ubuntu 16.04

I have installed Ubuntu 16.04 with Windows 10 dual boot option. Everything works fine with Windows, but when I try to shut down or reboot the Ubuntu (Suspend works), then it never shuts down properly and I need to power it off using the power…
E. Muuli
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NMI watchdog on Haswell

When i'm trying to boot ubuntu on my laptop (Asus Transformer Book Trio TX201L), i'm getting this [ 60.079064] NMI watchdog: BUG: soft lockup - CPU#0 stuck for 23s! [swapper/0:0] The only way i can boot now is to load Windows, set the perfomance…
Vladimir
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