How to serve images from memory?

[Cathy Murphy]

Thanks guys for ideas!

-- 
Cathy
www.nachofoto.com


On 7/2/07, Evan Miller <emiller at imvu.com> wrote:
>
> Evan Weaver wrote:
> > I think Nginx can serve requests directly from memcached.
>
> Yes, although you have to put the files in memcached some other way
> (i.e. Nginx is not a proxy cache like Squid). Config reference:
>
> http://wiki.codemongers.com/NginxMemcachedModule
>
> It does need an external module to behave like other memcache clients
> w.r.t. serving from multiple memcached servers:
>
> http://wiki.codemongers.com/NginxHttpUpstreamRequestHashModule
>
> Evan
>
> >
> > Evan
> >
> > On 7/2/07, Andrew Miehs <andrew at 2sheds.de> wrote:
> >> On 02/07/2007, at 6:48 PM, Steve Grimm wrote:
> >>
> >> > On 7/1/07 5:59 PM, "Cathy Murphy" <cathy at nachofoto.com> wrote:
> >> > > In Apache, is there a way to serve images from memory instead of
> >> > disk?
> >> >
> >> > The easiest way is to make sure your server has enough memory for
> >> > all the images (which you'd obviously need anyway) then just let
> >> > the OS's buffer cache keep all the files in memory. You can mount
> >> > the image filesystem with the "noatime" option or equivalent (check
> >> > your OS's docs to see what it's called in your environment) to
> >> > prevent it from writing out the last access time when a file is read.
> >>
> >> We tried this with Linux 2.6.(15) (or something around that version).
> >> The file system cache didn't seem very efficient with lots of small
> >> files.
> >> (We also set noatime)...
> >>
> >> In the end Squid caching in memory with Lighttpd was the quickest
> >> solution we could find.
> >> BTW: Squid caching to disk was slower than Lighttpd pulling the data
> >> from disk.
> >>
> >> > It doesn't guarantee you no disk accesses, of course, but it's MUCH
> >> > easier to set up than the alternatives and for most purposes should
> >> > offer you about the same performance.
> >>
> >> I would like to try lighttpd with mod_mem_cache in the near future to
> >> replace the squids...(nothing to do with memcached)
> >>
> >> Cheers
> >>
> >> Andrew
> >>
> >
> >
>
>
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