> I feel the need to point something out here. > > [TEXT][BRK][MMAP---------------][STACK] > > Here's a normal layout. > > [TEXT][BRK][MMAP-------][STACK][MMAP--] > > Is this one any worse?
yes. oracle, db2 and similar like to mmap 2Gb or more *in one chunk*. moving the stack in the middle means the biggest chunk they can mmap shrinks. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/