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ha-manager.adoc: fix section hardware watchdog

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information was simply wrong.
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Dietmar Maurer 2016-11-21 10:43:03 +01:00
parent 61972f5533
commit a472fde8cd
1 changed files with 15 additions and 5 deletions
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@ -554,13 +554,23 @@ configured, we fall back to the Linux Kernel 'softdog'. While still
reliable, it is not independent of the servers hardware, and thus has reliable, it is not independent of the servers hardware, and thus has
a lower reliability than a hardware watchdog. a lower reliability than a hardware watchdog.
Configure Hardware Watchdog Configure Hardware Watchdog
~~~~~~~~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~
By default all watchdog modules are blocked for security reasons as they are
like a loaded gun if not correctly initialized. By default, all hardware watchdog modules are blocked for security
If you have a hardware watchdog available remove its kernel module from the reasons. They are like a loaded gun if not correctly initialized. To
blacklist, load it with insmod and restart the `watchdog-mux` service or reboot enable a hardware watchdog, you need to specify the module to load in
the node. '/etc/default/pve-ha-manager', for example:
----
# select watchdog module (default is softdog)
WATCHDOG_MODULE=iTCO_wdt
----
This configuration is read by the 'watchdog-mux' service, which load
the specified module at startup.
Recover Fenced Services Recover Fenced Services
~~~~~~~~~~~~~~~~~~~~~~~ ~~~~~~~~~~~~~~~~~~~~~~~