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Date: Tue, 07 Apr 2015 07:46:42 +0200
From: Milan Broz <>
Subject: Re: [PHC] Updated tests document

On 04/06/2015 11:17 PM, Solar Designer wrote:
> Milan,
> On Mon, Apr 06, 2015 at 11:10:27PM +0200, Milan Broz wrote:
>> It would be very nice to test also parallel attribute but then functions should
>> export some unified interface.
>> If it is not too late, maybe addinng m_parallel to PHS() as a tweak...
> I know it's not right for your use case, but for password hashing on a
> server the parallelism would be external to PHS(), so maybe you can
> simply have your own wrapper start multiple independent threads, for
> independent password hashes computed with their own PHS() calls?  And
> provide a chart showing throughput in requests/second vs. memory usage
> (e.g. 128 KB to 128 MB), at the lowest supported t_cost and the maximum
> number of concurrent threads supported in hardware (e.g. 8 on a
> currently typical quad-core CPU).  I'd find such results helpful.

Hi Alexander,

I can try but I am quite busy this week so cannot promise anything soon...


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