Le 06/04/2026 à 12:57, Rainer Weikusat via Dng a écrit :
> Traditionally, the set of pending signal is bitmask, this means only one
> signal of every kind can be pending at the same time. Judging from code
> I read yesterday, Linux queues one non-realtime signal but this still
> only makes two. Since the issue is timing dependent, some fiddling may
> be necessaary to demonstrate the effect, but this program:

    It is well known that signals can be missed, because of this. You
can use signalfd() to serialize them, thouth I'm not sure it completely
grants to not miss any.

--     Didier