[systemd-devel] Hear opinions about changing watchdog timeout value during service running

David R. Piegdon systemd at p23q.org
Mon May 23 19:23:02 UTC 2016


Hi,

No general counter-arguments here, but I would like to strongly suggest
that support for this has to be explicitly enabled in the services unit,
preferably with required configuration of an upper bound. E.g.


[Service]
(...)
WatchdogSec=2s
WatchdogSecAllowChange=true
WatchdogSecUpperBound=30s


Granting any possible change would diminish safety expected from a
watchdog mechanism. At least IMHO.

David



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