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From: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
To: Vitaly Wool <vitalywool@gmail.com>
Cc: Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
	Minchan Kim <minchan@kernel.org>,
	Seth Jennings <sjennings@variantweb.net>,
	Dan Streetman <ddstreet@ieee.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	Linux-MM <linux-mm@kvack.org>
Subject: Re: [PATCH v2] zbud: allow up to PAGE_SIZE allocations
Date: Fri, 25 Sep 2015 18:57:02 +0900	[thread overview]
Message-ID: <20150925095702.GA1049@swordfish> (raw)
In-Reply-To: <CAMJBoFPg+rZqXRdJCLK1RYY8vs0NmBZzuTUD33AMzQn+tyN5Jw@mail.gmail.com>

On (09/25/15 10:27), Vitaly Wool wrote:
> > Have you seen those symptoms before? How did you come up to a conclusion
> > that zram->zbud will do the trick?
> 
> I have data from various tests (partially described here:
> https://lkml.org/lkml/2015/9/17/244) and once again, I'll post a reply

yeah, I guess I'm just not so bright to quickly understand what is wrong
with zsmalloc from those numbers.

> to https://lkml.org/lkml/2015/9/15/33 with more detailed test
> description and explanation why zsmalloc is not the right choice for
> me.

great, thanks.

> > If those symptoms are some sort of a recent addition, then does it help
> > when you disable zsmalloc compaction?
> 
> No it doesn't. OTOH enabled zsmalloc compaction doesn't seem to have a
> substantial effect either.

hm. ok, that was my quick guess.

	-ss

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  reply	other threads:[~2015-09-25  9:58 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-09-22 12:17 [PATCH v2] zbud: allow up to PAGE_SIZE allocations Vitaly Wool
2015-09-22 21:49 ` Dan Streetman
2015-09-23  8:07   ` Vitaly Wool
2015-09-23 20:59   ` Vitaly Wool
2015-09-23 22:41     ` Seth Jennings
2015-09-25  5:56       ` Vitaly Wool
2015-09-23  3:18 ` Seth Jennings
2015-09-23  7:54   ` Vitaly Wool
2015-09-23 21:57     ` Seth Jennings
2015-09-25  2:13       ` Minchan Kim
2015-09-25  8:05         ` Sergey Senozhatsky
2015-09-25  8:27           ` Vitaly Wool
2015-09-25  9:57             ` Sergey Senozhatsky [this message]
2015-09-25  8:17         ` Vitaly Wool
2015-09-25  8:47           ` Minchan Kim
2015-09-25  8:50             ` Minchan Kim
2015-09-25 10:51             ` Vitaly Wool

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