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--- vm:proxmox:ha:watchdog [2021/05/24 09:20] – created niziak
+++ vm:proxmox:ha:watchdog [2021/12/28 14:20] (current) – niziak
@@ Line 23: / Line 23: @@
 crw------- 1 root root  10, 130 maj 24 08:03 /dev/watchdog
 crw------- 1 root root 245,   0 maj 24 08:03 /dev/watchdog0
+cat /proc/devices
+misc
+watchdog
 cat /sys/dev/char/245:0/identity
 Software Watchdog
 </code>
-What is ''/dev/watchdog0'' ?
+What is ''/dev/watchdog'' ?
+<code>
+char	Non-serial mice, misc features
+= /dev/psaux	PS/2-style mouse port
+                ...
+= /dev/watchdog	Watchdog timer port
+</code>
+====== Change watchdog ======
+<file conf /etc/default/pve-ha-manager>
+WATCHDOG_MODULE=sp5100_tco
+</file>
+<code bash>
+systemctl stop watchdog-mux
+rmmod softdog
+systemctl start watchdog-mux
+</code>
+Verify:
+<code bash>
+journalctl -u watchdog-mux
+watchdog-mux[3984]: Loading watchdog module 'sp5100_tco'
+watchdog-mux[3984]: Watchdog driver 'SP5100 TCO timer', version 0
+</code>