> > > i'd be interested to hear from fernando about this kind of thing. many
Yes, sorry, I forgot about this one... (you posted it no long ago).
> + No change in kernel.
Not a problem so far (but I don't like to use LD_PRELOAD at all, just a
> + Protects the system from overuse (and lockups) due to bugs in code.
> - Can not provide mlockall since it has no pid parameter - the monitor
Well, I'd say this is the showstopper. We really need this. "Unlikely"
is not enough. Eventually memory will run out and the wrong page will
fault and we get a click. We have to be able to lock memory......
BUT, I think a userspace daemon that starts at boot time and protects
against lockups (rt_monitor) would be a very good thing to have.