Messages in this thread | | | From | Matt Johnston <> | Subject | Re: random PID generation | Date | Fri, 23 Feb 2001 23:40:37 +0800 |
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OpenBSD has a working implementation, might be worth looking at???
Cheers, Matt Johnston.
On Fri, 23 Feb 2001 23:34, Heusden, Folkert van wrote: > >> My code runs trough the whole task_list to see if a chosen pid is > >> already > >> > >> in use or not. > > > > But it doesn't check for a recently used PID. Lets say your system is > > exhausting 1000 PIDs/second, and that there is a window of 20ms between > > you > > > determining which PID to send to, and the recipient process receiving it. > > Ah, I get your point. Good point :o) > > I was thinking: I could split the PIDs up in 2...16383 and 16384-32767 and > then > switch between them when a process ends? nah, that doesn't help it. > hmmm. > I think random increments (instead of last_pid+1) would be the best thing > to do then? > > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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