Re: aesni-intel slower than aes-x86_64

2010-04-12 Thread john terragon
--- On Mon, 4/12/10, Milan Broz wrote: > From: Milan Broz > Subject: Re: aesni-intel slower than aes-x86_64 > To: "john terragon" > Cc: linux-crypto@vger.kernel.org > Date: Monday, April 12, 2010, 5:41 AM > On 04/12/2010 12:52 AM, john terragon > wrote: > > My system has a core i5 520M and su

Re: aesni-intel slower than aes-x86_64

2010-04-12 Thread Milan Broz
On 04/12/2010 12:52 AM, john terragon wrote: > My system has a core i5 520M and supports AES-NI. I wanted to do a > rude performance test and so I ran these commands on a small (4GB) partition > and on the dm-crypt device backed by it: > > 1) using the aesni-intel module: dd if=/dev/dev/mapper/vo