On Sun, Aug 17, 2014 at 10:12:13PM +0200, Roberto E. Vargas Caballero wrote: > Sorry, it is efficient due to text sharing and, in some cases, to > copy on write. When you run multiple instances of a static linked program > usual OS make that all these process share the pages of the text segment. > If all the process are spawn from a common parent then they also share > data pages until they modified them (that sometime is never). you can see > that dynamic linking doesn't help in this case (same instances of the > same program). Dynamic libraries can help sharing pages between process > of diferent executables.
Thanks for that, your pedantry is welcome. I ignored this text sharing feature of operating systems, I thought only the libraries pulled in were shared. Best, -- q
