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From: Matthew Wilcox <willy@infradead.org>
To: Sedat Dilek <sedat.dilek@gmail.com>
Cc: Qian Cai <cai@redhat.com>,
	linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	"Darrick J. Wong" <darrick.wong@oracle.com>,
	Christoph Hellwig <hch@infradead.org>,
	Brian Foster <bfoster@redhat.com>
Subject: Re: [PATCH] iomap: Set all uptodate bits for an Uptodate page
Date: Fri, 25 Sep 2020 14:46:08 +0100	[thread overview]
Message-ID: <20200925134608.GE32101@casper.infradead.org> (raw)
In-Reply-To: <CA+icZUWMs5Xz5vMP370uUBCqzgjq6Aqpy+krZMNg-5JRLxaALA@mail.gmail.com>

On Fri, Sep 25, 2020 at 03:36:01PM +0200, Sedat Dilek wrote:
> > I have applied your diff on top of Linux v5.9-rc6+ together with
> > "iomap: Set all uptodate bits for an Uptodate page".
> >
> > Run LTP tests:
> >
> > #1: syscalls (all)
> > #2: syscalls/preadv203
> > #3: syscalls/dirtyc0w
> >
> > With #1 I see some failures with madvise0x tests.

Why do you think these failures are related to my patches?

> [Fri Sep 25 15:29:46 2020] LTP: starting madvise09
> [Fri Sep 25 15:29:47 2020] madvise09 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=0
> [Fri Sep 25 15:29:47 2020] CPU: 1 PID: 539680 Comm: madvise09 Tainted: G            E     5.9.0-rc6-5-amd64-clang-cfi #5~bullseye+dileks1
> [Fri Sep 25 15:29:47 2020] Hardware name: SAMSUNG ELECTRONICS CO., LTD. 530U3BI/530U4BI/530U4BH/530U3BI/530U4BI/530U4BH, BIOS 13XK 03/28/2013
> [Fri Sep 25 15:29:47 2020] Call Trace:
> [Fri Sep 25 15:29:47 2020]  dump_stack+0x64/0x9b
> [Fri Sep 25 15:29:47 2020]  dump_header+0x50/0x230
> [Fri Sep 25 15:29:47 2020]  oom_kill_process+0xa1/0x170
> [Fri Sep 25 15:29:47 2020]  out_of_memory+0x265/0x330
> [Fri Sep 25 15:29:47 2020]  mem_cgroup_oom+0x313/0x360
> [Fri Sep 25 15:29:47 2020]  try_charge+0x51f/0x730
> [Fri Sep 25 15:29:47 2020]  mem_cgroup_charge+0x100/0x300
> [Fri Sep 25 15:29:47 2020]  do_anonymous_page+0x229/0x690

... madvise09 took a page fault and was killed by mem_cgroup_oom

> [Fri Sep 25 15:29:47 2020] memory: usage 8192kB, limit 8192kB, failcnt 485

because it had used up all the memory it was allowed to


  reply	other threads:[~2020-09-25 13:46 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-24 12:56 [PATCH] iomap: Set all uptodate bits for an Uptodate page Matthew Wilcox (Oracle)
2020-09-24 13:12 ` Brian Foster
2020-09-24 13:59   ` Matthew Wilcox
2020-09-24 14:47     ` Gao Xiang
2020-09-24 15:12     ` Brian Foster
2020-09-24 15:22       ` Matthew Wilcox
2020-09-24 17:26         ` Brian Foster
2020-09-24 17:56           ` Matthew Wilcox
2020-09-24 15:08 ` Sedat Dilek
2020-09-24 15:15   ` Matthew Wilcox
2020-09-24 15:21     ` Sedat Dilek
2020-09-24 15:27       ` Matthew Wilcox
2020-09-24 16:19         ` Sedat Dilek
2020-09-24 16:36           ` Matthew Wilcox
2020-09-24 18:27             ` Sedat Dilek
2020-09-24 18:44               ` Matthew Wilcox
2020-09-24 18:47               ` Qian Cai
2020-09-24 19:54                 ` Sedat Dilek
2020-09-24 20:02                   ` Matthew Wilcox
2020-09-24 20:04                     ` Sedat Dilek
2020-09-24 23:57                       ` Matthew Wilcox
2020-09-25  2:13                         ` Sedat Dilek
2020-09-25 10:44                         ` Sedat Dilek
2020-09-25 11:12                           ` Sedat Dilek
2020-09-25 13:24                         ` Sedat Dilek
2020-09-25 13:36                           ` Sedat Dilek
2020-09-25 13:46                             ` Matthew Wilcox [this message]
2020-09-25 14:01                               ` Sedat Dilek
2020-09-25 15:53                                 ` Matthew Wilcox
2020-09-26 19:12                                   ` Sedat Dilek
2020-09-27 11:31                                   ` Sedat Dilek
2020-09-27 12:04                                     ` Matthew Wilcox
2020-09-27 12:34                                       ` Sedat Dilek
2020-09-27 12:45                                         ` Sedat Dilek
2020-09-27 13:48                                       ` Sedat Dilek
2020-09-27 13:54                                         ` Matthew Wilcox
2020-09-27 14:02                                           ` Sedat Dilek
2020-09-27 15:19                                             ` Sedat Dilek
2020-10-03 18:52                         ` Sedat Dilek
2020-10-04  4:13                           ` Matthew Wilcox
2020-10-04 10:35                             ` Sedat Dilek
2020-09-25 18:17 ` Darrick J. Wong
2020-09-28  6:41 ` Christoph Hellwig

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