Re: [dm-devel] [PATCH v2] dm-throttle: new device mapper target to throttle reads and writes

[Juerg Haefliger <juergh gmail com>]

> > FWIW, I am now playing with a RFC patch to implement device throttle mechanism
> > on request queue instead of device mapper target and see how does it go. I am
> > targetting to get the throtting limits from cgroups.
> >
> > The idea is to hook into __make_request and (ultimately dm_request) and
> > subject incoming bios on request queue to throttling policy first before
> > they are passed down to elevator.
> >
> > If it works, it should get rid of the requirement of configuring a device
> > mapper target for throttling. At this point of time nothing is working and I
> > am still figuring out how to put various pieces together.
>
> Ok, waiting for where that goes then.

Is my understanding correct that dm-throttle has been abandoned in
favor of the cgroups IO throttle controller?

Thanks
...Juerg