From: Bob Liu <bob.liu@oracle.com>
To: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: xen-devel@lists.xen.org, linux-kernel@vger.kernel.org,
roger.pau@citrix.com, felipe.franciosi@citrix.com, axboe@fb.com,
avanzini.arianna@gmail.com, rafal.mielniczuk@citrix.com,
jonathan.davies@citrix.com, david.vrabel@citrix.com
Subject: Re: [PATCH v4 10/10] xen/blkback: make pool of persistent grants and free pages per-queue
Date: Thu, 05 Nov 2015 10:46:05 +0800 [thread overview]
Message-ID: <563AC2ED.8020205@oracle.com> (raw)
In-Reply-To: <20151105024314.GD3949@x230.dumpdata.com>
On 11/05/2015 10:43 AM, Konrad Rzeszutek Wilk wrote:
> On Mon, Nov 02, 2015 at 12:21:46PM +0800, Bob Liu wrote:
>> Make pool of persistent grants and free pages per-queue/ring instead of
>> per-device to get better scalability.
>
> How much better scalability do we get?
>
Which already showed in [00/10], I paste them here:
domU(orig) 4 queues 8 queues 16 queues
iops: 690k 1024k(+30%) 800k 750k
After patch 9 and 10:
domU(orig) 4 queues 8 queues 16 queues
iops: 690k 1600k(+100%) 1450k 1320k
Chart: https://www.dropbox.com/s/agrcy2pbzbsvmwv/iops.png?dl=0
next prev parent reply other threads:[~2015-11-05 2:46 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-02 4:21 [PATCH v4 00/10] xen-block: multi hardware-queues/rings support Bob Liu
2015-11-02 4:21 ` [PATCH v4 01/10] xen/blkif: document blkif multi-queue/ring extension Bob Liu
2015-11-02 4:21 ` Bob Liu
2015-11-03 18:01 ` Konrad Rzeszutek Wilk
2015-11-02 4:21 ` [PATCH v4 02/10] xen/blkfront: separate per ring information out of device info Bob Liu
2015-11-02 4:49 ` kbuild test robot
2015-11-02 5:33 ` Bob Liu
2015-11-02 5:33 ` Bob Liu
2015-11-02 4:49 ` kbuild test robot
2015-11-03 19:09 ` Konrad Rzeszutek Wilk
2015-11-02 4:21 ` Bob Liu
2015-11-02 4:21 ` [PATCH v4 03/10] xen/blkfront: pseudo support for multi hardware queues/rings Bob Liu
2015-11-03 19:44 ` Konrad Rzeszutek Wilk
2015-11-04 1:01 ` Bob Liu
2015-11-04 2:03 ` Konrad Rzeszutek Wilk
2015-11-04 1:01 ` Bob Liu
2015-11-02 4:21 ` Bob Liu
2015-11-02 4:21 ` [PATCH v4 04/10] xen/blkfront: split per device io_lock Bob Liu
2015-11-02 4:21 ` Bob Liu
2015-11-03 20:09 ` Konrad Rzeszutek Wilk
2015-11-04 1:07 ` Bob Liu
2015-11-04 1:07 ` Bob Liu
2015-11-04 1:51 ` Konrad Rzeszutek Wilk
2015-11-04 1:51 ` Konrad Rzeszutek Wilk
2015-11-02 4:21 ` [PATCH v4 05/10] xen/blkfront: negotiate number of queues/rings to be used with backend Bob Liu
2015-11-03 20:40 ` Konrad Rzeszutek Wilk
2015-11-04 1:11 ` Bob Liu
2015-11-04 1:53 ` Konrad Rzeszutek Wilk
2015-11-04 1:53 ` Konrad Rzeszutek Wilk
2015-11-04 1:11 ` Bob Liu
2015-11-02 4:21 ` Bob Liu
2015-11-02 4:21 ` [PATCH v4 06/10] xen/blkback: separate ring information out of struct xen_blkif Bob Liu
2015-11-02 4:21 ` Bob Liu
2015-11-03 21:37 ` Konrad Rzeszutek Wilk
2015-11-02 4:21 ` [PATCH v4 07/10] xen/blkback: pseudo support for multi hardware queues/rings Bob Liu
2015-11-02 4:21 ` Bob Liu
2015-11-05 2:30 ` Konrad Rzeszutek Wilk
2015-11-05 2:30 ` Konrad Rzeszutek Wilk
2015-11-05 3:02 ` Bob Liu
2015-11-05 3:24 ` Konrad Rzeszutek Wilk
2015-11-05 3:24 ` Konrad Rzeszutek Wilk
2015-11-05 3:02 ` Bob Liu
2015-11-02 4:21 ` [PATCH v4 08/10] xen/blkback: get the number of hardware queues/rings from blkfront Bob Liu
2015-11-05 2:37 ` Konrad Rzeszutek Wilk
2015-11-05 2:37 ` Konrad Rzeszutek Wilk
2015-11-02 4:21 ` Bob Liu
2015-11-02 4:21 ` [PATCH v4 09/10] xen/blkfront: make persistent grants per-queue Bob Liu
2015-11-05 2:39 ` Konrad Rzeszutek Wilk
2015-11-05 2:39 ` Konrad Rzeszutek Wilk
2015-11-02 4:21 ` Bob Liu
2015-11-02 4:21 ` [PATCH v4 10/10] xen/blkback: make pool of persistent grants and free pages per-queue Bob Liu
2015-11-05 2:43 ` Konrad Rzeszutek Wilk
2015-11-05 2:43 ` Konrad Rzeszutek Wilk
2015-11-05 2:46 ` Bob Liu [this message]
2015-11-05 19:50 ` Konrad Rzeszutek Wilk
2015-11-05 19:50 ` Konrad Rzeszutek Wilk
2015-11-05 2:46 ` Bob Liu
2015-11-02 4:21 ` Bob Liu
2015-11-02 11:19 ` [PATCH v4 00/10] xen-block: multi hardware-queues/rings support Julien Grall
2015-11-02 11:19 ` [Xen-devel] " Julien Grall
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