Re: squid-2.5 and coss

On Wed, Aug 27, 2003, Henrik Nordstrom wrote:
> On Wednesday 27 August 2003 09.51, Kinkie wrote:
>
> > BTW: O_DIRECT would be a good approach to our FS I/O work but:
> > - we need to be able to keep an object hot after reading it - the
> > OS won't do it for us anymore
>
> This is already on the todo, at least last time we discussed how Squid
> cache should be designed. The hot object cache should be separate
> from the transit objects, and include swapin objects.
>
> > - it only supports reading and writing on page boundaries,
> > typically 4kb (we'd need to be able to pad)
>
> Which should not be much of a problem I think..

Well, it'd be _wonderful_ to have the storage interface reworked a little
so instead of working with fixed-size buffers we pass them a store mem
chain and say "do as much of this as you can and let me know..".
Then, for example, COSS reads would become instantly more efficient.

adrian
Received on Wed Aug 27 2003 - 02:42:02 MDT