Linux-mm Archive on lore.kernel.org
 help / color / Atom feed
From: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
To: Minchan Kim <minchan@kernel.org>
Cc: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	Sangseok Lee <sangseok.lee@lge.com>,
	Chanho Min <chanho.min@lge.com>,
	Chan Gyun Jeong <chan.jeong@lge.com>
Subject: Re: [PATCH] mm: add NR_ZSMALLOC to vmstat
Date: Fri, 3 Jun 2016 19:24:32 +0900
Message-ID: <20160603102432.GB586@swordfish> (raw)
In-Reply-To: <20160603082336.GA18488@bbox>

Hello,

On (06/03/16 17:23), Minchan Kim wrote:
> On Fri, Jun 03, 2016 at 05:01:41PM +0900, Sergey Senozhatsky wrote:
> > On (06/03/16 11:08), Minchan Kim wrote:
> > > Now, zram is very popular for some of embedded world(e.g., TV, mobile
> > > phone). On those system, zsmalloc consumed memory size is never trivial
> > > (one of example from real product system, total memory: 800M, zsmalloc
> > > consumed: 150M), so we have used this out of tree patch to monitor system
> > > memory behavior via /proc/vmstat.
> > > 
> > > With zsmalloc in vmstat, it helps tracking down system behavior by
> > > memory usage.
> > 
> > Hello,
> > 
> > may be use zsmalloc stats file instead? as far as I know, you keep
> > zsmalloc stats enabled in production anyway.
> 
> It doesn't support per-zone stat which is important to show
> the fragmentation of the zone, for exmaple.

Ah, I see.

*just an idea*

may be zbud and z3fold folks will be interested as well, so may
be more generic name and define... um, my head doesn't work toay..
ZALLOC... ZPOOLALLOC... hm.. I think you got the idea.

	-ss

--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org.  For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>

  reply index

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-03  2:08 Minchan Kim
2016-06-03  8:01 ` Sergey Senozhatsky
2016-06-03  8:23   ` Minchan Kim
2016-06-03 10:24     ` Sergey Senozhatsky [this message]
2016-06-07  1:43       ` Minchan Kim
2016-06-09  1:40         ` Sergey Senozhatsky

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20160603102432.GB586@swordfish \
    --to=sergey.senozhatsky@gmail.com \
    --cc=akpm@linux-foundation.org \
    --cc=chan.jeong@lge.com \
    --cc=chanho.min@lge.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=minchan@kernel.org \
    --cc=sangseok.lee@lge.com \
    --cc=sergey.senozhatsky.work@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

Linux-mm Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/linux-mm/0 linux-mm/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 linux-mm linux-mm/ https://lore.kernel.org/linux-mm \
		linux-mm@kvack.org
	public-inbox-index linux-mm

Example config snippet for mirrors

Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/org.kvack.linux-mm


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git