Re: gnutls vs openssl performance

Nicolas Noble <[email protected]> Mon, 05 Sep 2005 09:26:51 +0200
Newsgroups gmane.network.lftp.devel
Message-ID <[email protected]>
Tillmann Steinbrecher wrote:

>Hi,
>
>I was quite enthusiastic when I heard that lftp supports gnutls now.
>
>However:
>With gnutls: Transfer speed with ssl max 1.1MB/s, 100% CPU usage
>With openssl: Transfer speed with ssl max 7.0MB/s, 60% CPU usage
>
>Is gnutls generally slow, or is it related to the gnutls implementation
>in lftp?
>
>bye,
>Till
>  
>
Well, it's quite important to understand that openssl is really heavily 
optimized, which I haven't seen so much in gnutls. These performances 
doesn't surprise me much.