From mboxrd@z Thu Jan  1 00:00:00 1970
From: Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
Subject: Re: cgroup management daemon
Date: Tue, 3 Dec 2013 09:00:53 -0500
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To: Victor Marmol <vmarmol-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
Cc: "Serge E. Hallyn" <serge-A9i7LUbDfNHQT0dZR+AlfA@public.gmane.org>, Tim Hockin <thockin-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>, lxc-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Rohit Jnagal <jnagal-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>, =?iso-8859-1?Q?St=E9phane?= Graber <stgraber-/Ni+VN9Krahg9hUCZPvPmw@public.gmane.org>

Hello,

On Tue, Nov 26, 2013 at 09:19:18AM -0800, Victor Marmol wrote:
> > > >From my discussions with Tejun, he wanted to move to using inotify so it
> > > may still be an fd we pass around.
> >
> > Hm, would that just be inotify on the memory.max_usage_in_bytes
> > file, of inotify on a specific fd you've created which is
> > associated with any threshold you specify?  The former seems
> > less ideal.
> >
> 
> Tejun can comment more, but I think it is still TBD.

It's likely the former with configurable cadence or per-knob (not
per-opener) configurable thresholds.  max_usage_in_bytes is a special
case here as all other knobs can simply generate an event on each
transition.  If event (de)muxing is necessary, it probably should be
done from userland.

Thanks.

-- 
tejun