From: Pankaj Suryawanshi <pankaj.suryawanshi@einfochips.com>
To: Michal Hocko <mhocko@kernel.org>
Cc: Kirill Tkhai <ktkhai@virtuozzo.com>,
Vlastimil Babka <vbabka@suse.cz>,
"aneesh.kumar@linux.ibm.com" <aneesh.kumar@linux.ibm.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"minchan@kernel.org" <minchan@kernel.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
"khandual@linux.vnet.ibm.com" <khandual@linux.vnet.ibm.com>
Subject: Re: [External] Re: vmscan: Reclaim unevictable pages
Date: Tue, 26 Mar 2019 09:16:11 +0000 [thread overview]
Message-ID: <SG2PR02MB3098FAEA335228CFB56F1668E85F0@SG2PR02MB3098.apcprd02.prod.outlook.com> (raw)
In-Reply-To: <20190326090142.GH28406@dhcp22.suse.cz>
________________________________________
From: Michal Hocko <mhocko@kernel.org>
Sent: 26 March 2019 14:31
To: Pankaj Suryawanshi
Cc: Kirill Tkhai; Vlastimil Babka; aneesh.kumar@linux.ibm.com; linux-kernel@vger.kernel.org; minchan@kernel.org; linux-mm@kvack.org; khandual@linux.vnet.ibm.com
Subject: Re: [External] Re: vmscan: Reclaim unevictable pages
[You were asked to use a reasonable quoting several times. This is
really annoying because it turns the email thread into a complete mess]
[Already fix the email client, but dont know the reason for quoting Maybe account issue.]
On Tue 26-03-19 07:53:14, Pankaj Suryawanshi wrote:
> Is there anyone who is familiar with this? Please Comment.
Not really. You are observing an unexpected behavior of the page reclaim
which hasn't changed for quite some time. So I find more probable that
your non-vanilla kernel is doing something unexpected. It would help if
you could track down how does the unevictable page get down to the
reclaim path. I assume this is a CMA page or something like that but
those shouldn't get to the reclaim path AFIR.
As i said earlier, i am using vanilla kernel 4.14.65.
--
Michal Hocko
SUSE Labs
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next prev parent reply other threads:[~2019-03-26 9:16 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <SG2PR02MB3098A05E09B0D3F3CB1C3B9BE84B0@SG2PR02MB3098.apcprd02.prod.outlook.com>
[not found] ` <SG2PR02MB309806967AE91179CAFEC34BE84B0@SG2PR02MB3098.apcprd02.prod.outlook.com>
[not found] ` <SG2PR02MB3098B751EC6B8E32806A42FBE84B0@SG2PR02MB3098.apcprd02.prod.outlook.com>
[not found] ` <20190314084120.GF7473@dhcp22.suse.cz>
[not found] ` <SG2PR02MB309894F6D7DF9148846088F3E84B0@SG2PR02MB3098.apcprd02.prod.outlook.com>
[not found] ` <226a92b9-94c5-b859-c54b-3aacad3089cc@virtuozzo.com>
[not found] ` <SG2PR02MB3098299456FB6AE2FD822C4CE84B0@SG2PR02MB3098.apcprd02.prod.outlook.com>
[not found] ` <SG2PR02MB30988333AD658F8124070ABEE84B0@SG2PR02MB3098.apcprd02.prod.outlook.com>
2019-03-15 6:05 ` Pankaj Suryawanshi
2019-03-15 10:11 ` Pankaj Suryawanshi
2019-03-18 7:45 ` Pankaj Suryawanshi
2019-03-18 8:56 ` Pankaj Suryawanshi
2019-03-18 8:42 ` [External] " Vlastimil Babka
2019-03-18 9:09 ` Pankaj Suryawanshi
2019-03-18 9:33 ` Kirill Tkhai
2019-03-18 9:43 ` Pankaj Suryawanshi
2019-03-18 9:47 ` Kirill Tkhai
2019-03-18 9:59 ` Pankaj Suryawanshi
2019-03-18 10:38 ` Kirill Tkhai
2019-03-20 6:48 ` Pankaj Suryawanshi
2019-03-26 7:53 ` Pankaj Suryawanshi
2019-03-26 9:01 ` Michal Hocko
2019-03-26 9:12 ` Pankaj Suryawanshi
2019-03-26 9:16 ` Pankaj Suryawanshi [this message]
2019-03-26 9:36 ` Michal Hocko
2019-03-29 5:29 ` Pankaj Suryawanshi
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