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From: Matthew Wilcox <willy@infradead.org>
To: Nicholas Piggin <npiggin@gmail.com>
Cc: Shijie Huang <shijie@amperemail.onmicrosoft.com>,
	akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
	linux-mm@kvack.org, song.bao.hua@hisilicon.com,
	torvalds@linux-foundation.org, viro@zeniv.linux.org.uk,
	Frank Wang <zwang@amperecomputing.com>
Subject: Re: Is it possible to implement the per-node page cache for programs/libraries?
Date: Thu, 2 Sep 2021 11:17:25 +0100	[thread overview]
Message-ID: <YTCktV3KF9PzIACU@casper.infradead.org> (raw)
In-Reply-To: <1630552995.2mupnzoqzs.astroid@bobo.none>

On Thu, Sep 02, 2021 at 01:25:36PM +1000, Nicholas Piggin wrote:
> > I have been thinking about this a bit; one of our internal performance
> > teams flagged the potential performance win to me a few months ago.
> > I don't have a concrete design for text replication yet; there have been
> > various attempts over the years, but none were particularly compelling.
> 
> What was not compelling about it?

It wasn't merged, so clearly it wasn't compelling enough?

> https://lists.openwall.net/linux-kernel/2007/07/27/112
> 
> What are the other attempts?

I found one from Dave Hansen in 2003:

https://lwn.net/Articles/45082/

I think somebody else may have posted a different one, but I don't
remember now.

  reply	other threads:[~2021-09-02 10:19 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-01  3:07 Is it possible to implement the per-node page cache for programs/libraries? Shijie Huang
2021-09-01  2:09 ` Barry Song
2021-09-01  3:25 ` Matthew Wilcox
2021-09-01 13:30   ` Huang Shijie
2021-09-01 14:25     ` Huang Shijie
2021-09-01 11:32       ` Matthew Wilcox
2021-09-01 23:58       ` Matthew Wilcox
2021-09-02  0:15         ` Barry Song
2021-09-02  1:13           ` Linus Torvalds
2021-09-02 10:16         ` Huang Shijie
2021-09-02  3:25   ` Nicholas Piggin
2021-09-02 10:17     ` Matthew Wilcox [this message]
2021-09-03  7:10       ` Nicholas Piggin
2021-09-03 19:01         ` Matthew Wilcox
2021-09-03 19:08           ` Linus Torvalds
2021-09-06  9:56             ` Huang Shijie
2021-09-03 23:42           ` Nicholas Piggin
2021-09-01  4:55 ` Al Viro
2021-09-01 13:10   ` Huang Shijie
2021-09-01 17:24   ` Linus Torvalds
2021-09-01 17:29     ` Linus Torvalds
2021-09-01 22:56       ` Barry Song
2021-09-02 10:12         ` Huang Shijie
2021-09-02 10:08       ` Huang Shijie

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