Re: cache buffer chains/where in code

From: Greg Rahn <greg_at_structureddata.org>
Date: Thu, 10 Dec 2009 15:23:33 -0800
Message-ID: <a9c093440912101523o4141c4efuc89696b2e127b5d_at_mail.gmail.com>

By chance is this using UFS file system and not using directio (forcedirectio)?

On Thu, Dec 10, 2009 at 11:45 AM, Christo Kutrovsky <kutrovsky.oracle_at_gmail.com> wrote:
> I traced down the problem to a Solaris 10 BUG. bug_id 6642475, has to do
> with kernel locks when trying to allocate contiguous memory. The code is
> inefficient, and the workaround is to disable it via echo
> "pg_contig_disable/W 1" | mdb -kw.
>
> I hope this helps someone out there. I don't know in what release it is
> resolved.

-- 
Regards,
Greg Rahn
http://structureddata.org
--
http://www.freelists.org/webpage/oracle-l

Received on Thu Dec 10 2009 - 17:23:33 CST