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Date: Sat, 17 Mar 2012 08:54:29 +0530
From: Dhiru Kholia <>
Subject: Re: SSH thread-safety

On Sat, Mar 17, 2012 at 7:38 AM, Dhiru Kholia <> wrote:
> On Sat, Mar 17, 2012 at 5:35 AM, Solar Designer <> wrote:
>> I am testing the new code now (in magnum-jumbo).  No segfaults yet, but
>> the first thing I noticed is that this does not scale beyond the speed
>> of two threads anymore. :-(
> Heh, the Cure Is Worse Than the Disease it seems!. On my system
> multi-core performance is worse than single-core performance.

I have removed the callbacks now.

> I have an (untested idea). Why not copy PEM_do_header function from
> OpenSSL and remove all thread-unsafe error handling which we don't use
> anyway?

I have implemented this idea. Performance is back and no random
segfaults :-). Please give the latest code a shot. Thanks!


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