From: Nicholas Piggin <npiggin@gmail.com>
To: Matthew Wilcox <willy@infradead.org>
Cc: akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
linux-mm@kvack.org,
Shijie Huang <shijie@amperemail.onmicrosoft.com>,
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: Fri, 03 Sep 2021 17:10:31 +1000 [thread overview]
Message-ID: <1630652670.aplcvu6g23.astroid@bobo.none> (raw)
In-Reply-To: <YTCktV3KF9PzIACU@casper.infradead.org>
Excerpts from Matthew Wilcox's message of September 2, 2021 8:17 pm:
> 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?
Ha ha. It sounded like you had some reasons you didn't find it
particularly compelling :P
>
>> 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/
>
Huh interesting. I'd be surprised if I didn't see it go by at the time.
Thanks,
Nick
next prev parent reply other threads:[~2021-09-03 7:10 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-01 3:07 Shijie Huang
2021-09-01 3:07 ` Shijie Huang
2021-09-01 2:09 ` Barry Song
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 0:15 ` Barry Song
2021-09-02 1:13 ` Linus Torvalds
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
2021-09-03 7:10 ` Nicholas Piggin [this message]
2021-09-03 19:01 ` Matthew Wilcox
2021-09-03 19:08 ` Linus Torvalds
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 17:24 ` Linus Torvalds
2021-09-01 17:29 ` Linus Torvalds
2021-09-01 17:29 ` Linus Torvalds
2021-09-01 22:56 ` Barry Song
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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