Oracle are not the only users of this, nor the only database in
the world (though they often think they are) ;-)
There is *something* in the kernel ... whether it's useful or not
is a matter of opinion - what we see as remaining to do is to
provide hooks for generic interfaces (eg shmem, mmap, sbrk).
>> 6) Page table sharing (Daniel Phillips, Dave McCracken) (in -mm tree)
>> http://www.geocrawler.com/mail/msg.php3?msg_id=7855063&list=35
>> (A newer version of which seems to be at:)
>> http://lists.insecure.org/lists/linux-kernel/2002/Oct/6446.html
>
> IMO 2.7.x item...
Would be if it wasn't needed to alleviate all the overhead incurred
by rmap. As it is, the extra ZONE_NORMAL load kills large boxes dead ;-(
Will provide speedups for the fork+exec cycle for the low end too.
M.
-
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/