From: Alexandr <sss123next@list.ru>
To: Dan Streetman <ddstreet@ieee.org>
Cc: bugzilla-daemon@bugzilla.kernel.org, Linux-MM <linux-mm@kvack.org>
Subject: Re: [Bug 192571] zswap + zram enabled BUG
Date: Wed, 25 Jan 2017 09:42:15 +0300 [thread overview]
Message-ID: <1485326535.26401.2.camel@list.ru> (raw)
In-Reply-To: <CALZtONAtjv1fjfVX2d5MKf2HY-kUtSDvA-m7pDbHW+ry2+OhAg@mail.gmail.com>
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D? D?N?, 24/01/2017 D2 15:16 -0500, Dan Streetman D?D,N?DuN?:
> On Mon, Jan 23, 2017 at 7:03 PM, Alexandr <sss123next@list.ru> wrote:
> > -----BEGIN PGP SIGNED MESSAGE-----
> > Hash: SHA512
> >
> >
> > > Why would you do this?A A There's no benefit of using zswap
> > > together
> > > with zram.
> >
> > i just wanted to test zram and zswap, i still not dig to deep in
> > it,
> > but what i wanted is to use zram swap (with zswap disabled), and if
> > it
> > exceeded use real swap on block device with zswap enabled.
>
> I don't believe that's possible, you can't enable zswap for only
> specific swap devices; and anyway, if you fill up zram, you won't
> really have any memory left for zswap to use will you?
>
> However, it shouldn't encounter any BUG(), like you saw.A A If it's
> reproducable for you, can you give details on how to reproduce it?
it happened only once, and i am noticed it only because few
applications hang, but i can run this setup for a while, and let know
if it happen again, it happened on io and memory intensive app, this
machine have heavy load sometime, so i think it may happen again.
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next prev parent reply other threads:[~2017-01-25 6:42 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <bug-192571-27@https.bugzilla.kernel.org/>
[not found] ` <bug-192571-27-qFfm1cXEv4@https.bugzilla.kernel.org/>
2017-01-17 20:22 ` [Bug 192571] zswap + zram enabled BUG Andrew Morton
2017-01-18 1:39 ` Sergey Senozhatsky
2017-01-18 5:58 ` Alexandr
2017-01-19 2:56 ` Dan Streetman
2017-01-24 0:03 ` Alexandr
2017-01-24 20:16 ` Dan Streetman
2017-01-25 4:02 ` Chulmin Kim
2017-01-26 17:09 ` Dan Streetman
2017-01-25 6:42 ` Alexandr [this message]
2017-01-18 13:17 ` Michal Hocko
2017-01-19 1:36 ` Dan Streetman
2017-01-19 3:00 ` Sergey Senozhatsky
2017-01-19 4:20 ` [PATCH] zswap: change BUG to WARN in zswap_writeback_entry Dan Streetman
2017-01-19 5:15 ` Sergey Senozhatsky
2017-01-19 15:36 ` Dan Streetman
2017-01-19 4:42 ` [Bug 192571] zswap + zram enabled BUG Dan Streetman
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