Re: what's cooking in zram for 4.1

Minchan Kim
2015-05-18T13:56:33Z

On Mon, May 18, 2015 at 06:56:49PM +0900, Sergey Senozhatsky wrote:
> On (05/18/15 11:36), Karel Zak wrote:
> > On Sat, May 09, 2015 at 01:21:48PM +0900, Sergey Senozhatsky wrote:
> > > There will be some user-space visible changes in zram 4.1 we'd love to let you know
> > > about.
> >
> > ...
> >
> > > -- /sys/block/zram<id>/mm_stat
> > >
> > > The stat file represents device's mm statistics. It consists of a single
> > > line of text and contains the following stats separated by whitespace:
> > > orig_data_size
> > > compr_data_size
> > > mem_used_total
> > > mem_limit
> > > mem_used_max
> > > zero_pages
> > > num_migrated
> >
> > OK, zramctl(8) code in util-linux git tree supports mm_stat file now.
> > It's able to fallback to the original /sys/block/zram<id>/<attr> if
> > mm_stat does not exist. The change will be available in v2.27 (~Aug 2015).
> >
> > I have also added support for MEM-LIMIT, MEM-USED and MIGRATED columns.
> >
>
> great, thanks!

Thanks, guys!

--
Kind regards,
Minchan Kim