Re: [squid-users] Compression

That's good to hear. I'll also post back how I get on
with it (I have to build a few webservers to test it
out on first).

- Mike

Edward wrote:
>
> I am currently testing ehyperspace.
>
> It is not to bad.
>
> There are now working with us to sort out some problems with the program
> with my squid 2.5
>
> Thank you very much.
>
> Best regards,
>
> Edward Millington. BSc, Network+
> (Systems Administrator)
> Cariaccess Communications Ltd.
> Palm Plaza
> Wildey
> St. Michael
> Barbados
> 1-246-430-7435
> Fax : 1-246-431-0170
> edward@cariaccess.com
> www.cariaccess.com
> ----- Original Message -----
> From: "Michael Kiernan" <mkiernan@onet.pl>
> To: "Paul Stewart" <pauls@nexicom.net>
> Cc: "squid user group" <squid-users@squid-cache.org>
> Sent: Thursday, October 18, 2001 10:08 AM
> Subject: Re: [squid-users] Compression
>
> > I'm looking into this myself. I don't want to use mod_gzip
> > as I want to keep the load off the backend apache server,
> > which is already maxxed out.
> >
> > Ideally I'd also like it in the squid proxy, but I was
> > seeing if there was another way before I start hacking squid.
> > The idea was to use a compression proxy as another proxy
> > layer in the content path [Robert Collins sent out some
> > good info on this a few weeks ago - see the archive]
> >
> > As far as I can tell apache mod_gzip won't compress content
> > when apache is run as a proxy [I've tried apache 1.3.20,
> > mod_gzip isn't yet ready for the 2.X beta apaches yet as
> > far as I can tell]. Anyway, I doubt Apache in proxy mode
> > could perform, even if it did do the content compression
> > (which I can't get it to do). I posted something to
> > comp.infosystems.www.servers.unix about this, but nobody
> > has answered as yet.
> >
> > So the alternatives:
> >
> > 1) squid : can be patched [some (very)beta patches for Content/Transfer
> > encoding are available]. This is definitely the best solution.
> > 2) Commercial solutions:
> > www.vigos.com (I haven't looked at this)
> > www.ehyperspace.com [software sold to them by
> > remotecommunications inc who wrote mod_gzip]
> > I've received a trial version of their software which I'm
> > trying out this week. A bit of reverse engineering on the
> > binary shows it's nothing more than a simple gzip compression
> > proxy compiled with gcc - though you'd think it was something
> > a lot more special if you look at their website ;-)
> > 3) Rustle up my own gzip proxy. I've already done this, but
> > don't have the time to 'harden' it for production as
> > much as I would like [actually, it's just painfully
> > tedious writing accurate/compliant parsing code for http].
> > It's pretty simple - just using zlib and some basic proxy
> > select/pthread code to make it shift.
> >
> > I suspect to get this working I'll either have to invest some
> > serious hacking time in either my compression proxy or coming
> > up with a hardened squid patch (unless Robert/anyone else has
> > progressed any since the earlier thread). It does make a lot
> > more sense to hack it into squid.
> >
> > It's not my primary project at the moment. But if you've got
> > more time than I have, It'd be good to hear what you come up with.
> >
> >
> > cheers,
> > Mike
> >
> >
> > >
> > > Hi there...
> > >
> > > With Apache web server, you can add the gzip module which compresses
> > > data on the fly to the visitor cutting down dramatically on bandwidth
> > > consumed. All current browsers support "on the fly" Gzip compression
> > > and it works extremely well.
> > >
> > > Is there a way that content served via the cache could be gzipped on the
> > > fly? Perhaps it's already possible and I am not aware of it? My
> > > opinion would be that this is a win/win scenario with the cache speeding
> > > up delivery of content to the browser, saving bandwidth on the backbone
> > > connections, and also delivering the content even faster to the browser
> > > (especially a dial-up user).
> > >
> > > Thanks,
> > >
> > > Paul Stewart
> >
> > --
> > Michael Kiernan
> > Onet.pl S.A.
> > Krakow, Poland
> > http://www.onet.pl/
> >

-- 
Michael Kiernan
Onet.pl S.A.
Krakow, Poland
http://www.onet.pl/