Re: latch-free SCN scheme (10.1.0.3)

From: Tanel Põder <tanel.poder.003_at_mail.ee>
Date: Wed, 16 Feb 2005 19:58:28 -0000
Message-ID: <02b801c51461$e1f721a0$0301a8c0@porgand>

Hi,

> VM page remapping is not possible for a user
> process. I speak for Solaris and Linux. Other OSes may
> allow it though. Anyways, since Oracle is largely UNIX-
> oriented, your second scenario is more likely.

Ok, it well might be like that - I haven't dug that deep into OSes. Maybe the remapping works for user process if dealing with memory mapped files? (with ioctl() or smth like perhaps?)

Tanel.

--
http://www.freelists.org/webpage/oracle-l

Received on Wed Feb 16 2005 - 15:01:19 CST