From: Karel Zak <kzak@redhat.com>
To: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Cc: Minchan Kim <minchan@kernel.org>,
Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
linux-kernel@vger.kernel.org, util-linux@vger.kernel.org
Subject: Re: what's cooking in zram for 4.1
Date: Mon, 18 May 2015 11:36:45 +0200 [thread overview]
Message-ID: <20150518093645.GL4834@ws.net.home> (raw)
In-Reply-To: <20150509042148.GA514@swordfish>
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.
Karel
--
Karel Zak <kzak@redhat.com>
http://karelzak.blogspot.com
next prev parent reply other threads:[~2015-05-18 9:36 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-09 4:21 what's cooking in zram for 4.1 Sergey Senozhatsky
2015-05-11 11:38 ` Karel Zak
2015-05-11 11:56 ` Sergey Senozhatsky
2015-05-18 13:55 ` Minchan Kim
2015-05-18 14:40 ` Sergey Senozhatsky
2015-05-18 9:36 ` Karel Zak [this message]
2015-05-18 9:56 ` Sergey Senozhatsky
2015-05-18 13:56 ` Minchan Kim
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