Scaling out memcached

Brad Fitzpatrick brad at
Wed May 25 09:11:53 PDT 2005

On Wed, 25 May 2005, Batara Kesuma wrote:

> Hi,
> > If you're using modern FreeBSD or modern Linux (Linux 2.6), you can
> > have tens of thousands of persistent connections per process without a
> > sweat.
> >
> > Don't disable persistent connections.
> Thank you all for the answers. I am using Linux 2.6, I will just bump up
> the max connection.
> One more scaling question, what about the persistent connection on
> mod_perl side? I mean if I add more memcached servers, each mod_perl
> server has to hold connections to all these memcached servers. Does this
> scale well? How much memory does it cost to have 1 persistent
> connection?

Very, very little.  If you're already using Perl, it's nowhere near the
pain you're already used to.  :)


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