From: William Lee Irwin III <wli@holomorphy.com>
To: Christoph Hellwig <hch@infradead.org>,
Andrea Arcangeli <andrea@suse.de>,
linux-kernel@vger.kernel.org
Subject: Re: 64GB NUMA-Q after pgcl
Date: Mon, 31 Mar 2003 11:08:03 -0800 [thread overview]
Message-ID: <20030331190803.GS30140@holomorphy.com> (raw)
In-Reply-To: <20030331194117.A27859@infradead.org>
On Mon, Mar 31, 2003 at 08:35:06PM +0200, Andrea Arcangeli wrote:
>> About you not caring anymore about the mem_map array size, that still
>> matters on the embedded usage, infact rmap on the embedded usage is the
>> biggest waste there, normally they don't even have swap so if something
>> you should use the rmap provided for truncate, rather than wasting
>> memory in the mem_map array.
On Mon, Mar 31, 2003 at 07:41:17PM +0100, Christoph Hellwig wrote:
> We have CONFIG_SWAP for that in 2.5..
I think the rmap allocations currently depend on CONFIG_MMU; IMHO it
can be moved to CONFIG_SWAP if/when objrmap is merged since only
anonymous memory will need pte_chains then, and it can't be evicted.
-- wli
next prev parent reply other threads:[~2003-03-31 18:57 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-03-28 4:00 64GB NUMA-Q after pgcl William Lee Irwin III
2003-03-28 7:45 ` Zwane Mwaikambo
2003-03-28 7:57 ` William Lee Irwin III
2003-03-28 8:05 ` Zwane Mwaikambo
2003-03-28 10:14 ` William Lee Irwin III
2003-03-28 17:38 ` John Levon
2003-03-30 23:19 ` Andrea Arcangeli
2003-03-31 4:27 ` William Lee Irwin III
2003-03-31 5:22 ` William Lee Irwin III
2003-03-31 21:02 ` Ingo Oeser
2003-03-31 22:27 ` William Lee Irwin III
2003-04-01 1:25 ` Andrea Arcangeli
2003-03-31 18:35 ` Andrea Arcangeli
2003-03-31 18:41 ` Christoph Hellwig
2003-03-31 19:08 ` William Lee Irwin III [this message]
2003-04-01 0:47 ` Andrea Arcangeli
2003-04-01 0:44 ` Andrea Arcangeli
2003-03-31 18:55 ` William Lee Irwin III
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20030331190803.GS30140@holomorphy.com \
--to=wli@holomorphy.com \
--cc=andrea@suse.de \
--cc=hch@infradead.org \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.