Documentation on device-mapper and friends

[Gaurav Mahajan]

Hi Amit,

I had compiled some notes on my blog.
Here are some links on writing your own device mapper target.
http://techgmm.blogspot.in/p/writing-your-own-device-mapper-target.html

Concept of device mapper target.
http://techgmm.blogspot.in/p/device-mapper-layer-explored-every.html

Thanks,
Gaurav.


On Tue, Apr 30, 2013 at 5:05 AM, Anatol Pomozov <anatol.pomozov at gmail.com>wrote:

> Hi
>
> On Mon, Apr 29, 2013 at 9:51 AM, amit mehta <gmate.amit at gmail.com> wrote:
> > On Sun, Apr 28, 2013 at 5:24 PM, Greg Freemyer <greg.freemyer at gmail.com>
> wrote:
> >> A nice diagram of the overall storage subsystem is at
> http://www.thomas-krenn.com/en/oss/linux-io-stack-diagram.html
> >>
> >> Dm is just a single block in it, but it can help to see where it fits
> in overall.
> >>
> >> Btw: that diagram doesn't show the legacy ata driver that creates
> /dev/hdx style devices.  Has that been dropped while I wasn't paying
> attention?  I haven't used it in years, but I thought it was still used on
> embedded systems.
> >>
> >
> > Thank you for sharing the link, but I'm looking for more
> > detailed information on I/O stack in Linux, dm-mapper and
> > multipath in particular.
>
> Some docs about multipath can be found here
>
> http://www.sourceware.org/lvm2/wiki/MultipathUsageGuide
> http://christophe.varoqui.free.fr/refbook.html
>
> The userspace part for tools is here
> http://sourceware.org/lvm2/
>
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