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From: Milan Broz <gmazyland@gmail.com>
To: Mikulas Patocka <mpatocka@redhat.com>
Cc: dm-devel@redhat.com, Andi Kleen <ak@linux.intel.com>,
	Milan Broz <gmazyland@gmail.com>,
	"Alasdair G. Kergon" <agk@redhat.com>
Subject: Re: dm-crypt parallelization patches
Date: Tue, 03 Sep 2013 22:49:08 +0200	[thread overview]
Message-ID: <52264B44.6050409@gmail.com> (raw)
In-Reply-To: <alpine.LRH.2.02.1309031457480.28146@file01.intranet.prod.int.rdu2.redhat.com>

On 09/03/2013 09:06 PM, Mikulas Patocka wrote:
> Hi Andi
> 
> You wrote the original dm-crypt paralllelization patch (commit 
> c029772125594e31eb1a5ad9e0913724ed9891f2). This patch improves 
> parallelization, it makes data being encrypted on the same CPU that 
> submitted the request.

Hi Mikulas,

Do you have some recent reported performance problems with
the current dmcrypt code?

Please post numbers from tests. Also include systems using AES-NI.

You know I tested your patchset cca year ago and result was not clear
improvement... So if this changed, it is good news.

Milan

  parent reply	other threads:[~2013-09-03 20:49 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-09-03 19:06 dm-crypt parallelization patches Mikulas Patocka
2013-09-03 20:07 ` Andi Kleen
2013-09-11 23:03   ` Mikulas Patocka
2013-09-11 23:33     ` Andi Kleen
2013-09-12  3:51     ` Milan Broz
2013-09-03 20:49 ` Milan Broz [this message]
  -- strict thread matches above, loose matches on Subject: below --
2013-03-26  3:47 dm-crypt performance Mikulas Patocka
2013-03-26 12:27 ` [dm-devel] " Alasdair G Kergon
2013-03-26 20:05   ` Milan Broz
2013-03-26 20:28     ` Mike Snitzer
2013-03-28 18:53       ` Tejun Heo
2013-03-28 19:33         ` Vivek Goyal
2013-03-28 19:44           ` Tejun Heo
2013-03-28 20:38             ` Vivek Goyal
2013-03-28 20:45               ` Tejun Heo
2013-04-09 17:51                 ` dm-crypt parallelization patches Mikulas Patocka
2013-04-09 17:57                   ` Tejun Heo
2013-04-09 18:08                     ` Mikulas Patocka
2013-04-09 18:10                       ` Tejun Heo
2013-04-09 18:42                         ` Vivek Goyal
2013-04-09 18:57                           ` Tejun Heo
2013-04-09 19:13                             ` Vivek Goyal
2013-04-09 19:42                         ` Mikulas Patocka
2013-04-09 19:52                           ` Tejun Heo
2013-04-09 20:32                             ` Mikulas Patocka
2013-04-09 21:02                               ` Tejun Heo
2013-04-09 21:03                                 ` Tejun Heo
2013-04-09 21:07                               ` Vivek Goyal
2013-04-09 21:18                                 ` Mikulas Patocka
2013-04-10 19:24                                   ` Vivek Goyal
2013-04-09 18:36                   ` Vivek Goyal

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