From: Pavel Machek <pavel@ucw.cz>
To: Nigel Cunningham <nigel@tuxonice.net>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>,
Linux PM <linux-pm@lists.linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>,
TuxOnIce-devel <tuxonice-devel@tuxonice.net>
Subject: Re: Nigel's current for-rafael queue
Date: Tue, 3 Aug 2010 08:55:43 +0200 [thread overview]
Message-ID: <20100803065543.GF3344@ucw.cz> (raw)
In-Reply-To: <1275481160-31150-1-git-send-email-nigel@tuxonice.net>
On Wed 2010-06-02 22:18:59, Nigel Cunningham wrote:
> Hi all.
>
> Here is my current patch queue.
>
> Taken together, the patches implement the separation of low level
> block i/o into a separate file, switch from using swap_map_pages
> to extents stores prior to the 'header' page and implement fully
> asynchronous (rather than batched I/O). I have only run it under
> VMware so far, but would estimate a doubling in speed due to the
> async i/o.
Do you have any numbers from real hw? Could similar speedup be
accomplished by just increasing the batch size?
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2010-08-03 6:56 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-02 12:18 Nigel Cunningham
2010-06-02 12:19 ` [PATCH 01/21] Hibernation: Swap iteration functions Nigel Cunningham
2010-06-02 12:19 ` [PATCH 02/21] Hibernation: Move root_swap declaration Nigel Cunningham
2010-06-02 12:19 ` [PATCH 03/21] Hibernation: Add mass swap allocation routine Nigel Cunningham
2010-06-02 12:19 ` [PATCH 04/21] Hibernation: Switch to preallocating swap Nigel Cunningham
2010-06-02 12:19 ` [PATCH 05/21] Hiberation: Fix speed display Nigel Cunningham
2010-06-02 12:19 ` [PATCH 06/21] Hibernation: Generic extents support Nigel Cunningham
2010-06-02 12:19 ` [PATCH 07/21] Hibernation: Iterate over sectors not swap entries Nigel Cunningham
2010-06-02 12:19 ` [PATCH 08/21] Hibernation: Stop passing swap_map_handle struct Nigel Cunningham
2010-06-02 12:19 ` [PATCH 09/21] Hibernation: Stop passing bio_chain around Nigel Cunningham
2010-06-02 12:19 ` [PATCH 10/21] Hibernation: Move block i/o fns to block_io.c Nigel Cunningham
2010-06-02 12:19 ` [PATCH 11/21] Hibernation: Partial page I/O support Nigel Cunningham
2010-06-02 12:19 ` [PATCH 12/21] Hibernation: Extent save/load routines Nigel Cunningham
2010-06-02 12:19 ` [PATCH 13/21] Hibernation: Store block extents at start of image Nigel Cunningham
2010-06-02 12:19 ` [PATCH 14/21] Hibernation: Use block extents for reading image Nigel Cunningham
2010-06-02 12:19 ` [PATCH 15/21] Remove first_sector from swap_map_handle Nigel Cunningham
2010-06-02 12:19 ` [PATCH 16/21] Hibernation: Replace bio chain Nigel Cunningham
2010-06-02 12:19 ` [PATCH 17/21] Hibernation: Remove swap_map_pages Nigel Cunningham
2010-06-02 12:19 ` [PATCH 18/21] Hibernation: Remove wait_on_bio_chain result Nigel Cunningham
2010-06-02 12:19 ` [PATCH 19/21] Hibernation: Prepare for handle.cur removal Nigel Cunningham
2010-06-02 12:19 ` [PATCH 20/21] Hibernation: Remove swap_map structure Nigel Cunningham
2010-06-02 12:19 ` [PATCH 21/21] Hibernation: Remove now-empty routines Nigel Cunningham
2010-08-03 6:55 ` Pavel Machek [this message]
2010-08-03 7:00 ` Nigel's current for-rafael queue Nigel Cunningham
2010-09-25 4:16 Nigel Cunningham
2010-09-25 22:19 ` Rafael J. Wysocki
2010-09-25 22:33 ` Nigel Cunningham
2010-09-25 22:36 ` Rafael J. Wysocki
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