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Re: [dm-devel] Device Mapper as a cache for SAN?



On Mon, 2006-04-10 at 19:47 -0500, Eric Van Hensbergen wrote:
> On 4/10/06, Ming Zhang <mingz ele uri edu> wrote:
> >
> > yes, "page cache" has its meaning in linux.
> >
> 
> Sorry - my bad, I should have known better.
> 
> >
> > as i know, no stable implementation for this.
> >
> 
> Okay - I'll take a shot at it - should be a good intro to
> device-mapper as a framework.  If anyone else is going down this path,
> please shoot me an email so I don't end up duplicating effort.

good luck. a disk cache for remote storage system is not always useful,
considering u already have GB RAM here at file system level. of course,
depends on your workload pattern and remote access cost, u might get
some marginal benefits.


> 
>        -eric


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