From: | fabrix peñuelas <fabrixio1(at)gmail(dot)com> |
---|---|
To: | "Michael Fuhr" <mike(at)fuhr(dot)org> |
Cc: | pgsql-performance(at)postgresql(dot)org |
Subject: | Re: Questions about enabling SSL |
Date: | 2008-02-12 17:46:52 |
Message-ID: | dedbc5820802120946x2677811cyb7ba91aac3555c78@mail.gmail.com |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-performance |
Thanks Michael...
2008/2/11, Michael Fuhr <mike(at)fuhr(dot)org>:
>
> On Mon, Feb 11, 2008 at 05:37:51PM -0700, Michael Fuhr wrote:
> > On Mon, Feb 11, 2008 at 04:58:35PM -0700, fabrix peñuelas wrote:
> > > If ssl is enable in postgresql decreanse the performance of the
> database?
> > > How much?
> >
> > The performance impact of an encrypted connection depends on how
> > expensive the queries are and how much data they return.
>
> Another consideration is how much time you spend using each connection
> vs. how much time it takes to establish each connection. A thousand
> simple queries over the same encrypted connection might be significantly
> faster than running each query over a separate unencrypted connection,
> which in turn will probably be significantly faster than using
> separate encrypted connections that must each carry out a relatively
> expensive key establishment.
>
> --
> Michael Fuhr
>
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