t;
> Sent: Wednesday, December 14, 2016 at 3:38 AM
> From: admin <ad...@prnet.org>
> To: "Michal Hocko" <mho...@kernel.org>
> Cc: linux-bt...@vger.kernel.org, linux-kernel@vger.kernel.org, "David Sterba"
> <dste...@suse.cz>, "Chris Mason
t;
> Sent: Wednesday, December 14, 2016 at 3:38 AM
> From: admin
> To: "Michal Hocko"
> Cc: linux-bt...@vger.kernel.org, linux-kernel@vger.kernel.org, "David Sterba"
> , "Chris Mason"
> Subject: Re: page allocation stall in kernel 4.9 when copyin
"David Sterba"
<dste...@suse.cz>, "Chris Mason" <c...@fb.com>
Subject: Re: page allocation stall in kernel 4.9 when copying files from one
btrfs hdd to another
Hi,
I verified the log files and see no prior oom killer invocation. Unfortunately
the machine has been
Subject: Re: page allocation stall in kernel 4.9 when copying files from one
btrfs hdd to another
Hi,
I verified the log files and see no prior oom killer invocation. Unfortunately
the machine has been rebooted since. Next time it happens, I will also look in
dmesg.
Thanks,
David Arendt
Mic
Hi,
I verified the log files and see no prior oom killer invocation. Unfortunately
the machine has been rebooted since. Next time it happens, I will also look in
dmesg.
Thanks,
David Arendt
Michal Hocko – Wed., 14. December 2016 11:31
> Btw. the stall should be preceded by the OOM killer
Hi,
I verified the log files and see no prior oom killer invocation. Unfortunately
the machine has been rebooted since. Next time it happens, I will also look in
dmesg.
Thanks,
David Arendt
Michal Hocko – Wed., 14. December 2016 11:31
> Btw. the stall should be preceded by the OOM killer
Btw. the stall should be preceded by the OOM killer invocation. Could
you share the OOM report please. I am asking because such an OOM killer
would be clearly pre-mature as per your meminfo. I am trying to change
that code and seeing your numbers might help me.
Thanks!
On Wed 14-12-16 11:17:43,
Btw. the stall should be preceded by the OOM killer invocation. Could
you share the OOM report please. I am asking because such an OOM killer
would be clearly pre-mature as per your meminfo. I am trying to change
that code and seeing your numbers might help me.
Thanks!
On Wed 14-12-16 11:17:43,
On Tue 13-12-16 18:11:01, David Arendt wrote:
> Hi,
>
> I receive the following page allocation stall while copying lots of
> large files from one btrfs hdd to another.
>
> Dec 13 13:04:29 server kernel: kworker/u16:8: page allocation stalls for
> 12260ms, order:0,
On Tue 13-12-16 18:11:01, David Arendt wrote:
> Hi,
>
> I receive the following page allocation stall while copying lots of
> large files from one btrfs hdd to another.
>
> Dec 13 13:04:29 server kernel: kworker/u16:8: page allocation stalls for
> 12260ms, order:0,
David Arendt posted on Tue, 13 Dec 2016 21:26:04 +0100 as excerpted:
> The crash is not an isolated one as I already had this crash multiple
> times with -rc7 and -rc8. It seems only to occur when copying from
> 7200rpm harddisks to 5600rpm ones, and never when copying between two
> 7200rpm or
David Arendt posted on Tue, 13 Dec 2016 21:26:04 +0100 as excerpted:
> The crash is not an isolated one as I already had this crash multiple
> times with -rc7 and -rc8. It seems only to occur when copying from
> 7200rpm harddisks to 5600rpm ones, and never when copying between two
> 7200rpm or
> Sent: Tuesday, December 13, 2016 at 9:11 AM
> From: "David Arendt" <ad...@prnet.org>
> To: linux-bt...@vger.kernel.org, linux-kernel@vger.kernel.org
> Subject: page allocation stall in kernel 4.9 when copying files from one
> btrfs hdd to another
> Hi,
>
> I re
> Sent: Tuesday, December 13, 2016 at 9:11 AM
> From: "David Arendt"
> To: linux-bt...@vger.kernel.org, linux-kernel@vger.kernel.org
> Subject: page allocation stall in kernel 4.9 when copying files from one
> btrfs hdd to another
> Hi,
>
> I receive the following p
anks.
Xin
Sent: Tuesday, December 13, 2016 at 9:11 AM
From: "David Arendt" <ad...@prnet.org>
To: linux-bt...@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: page allocation stall in kernel 4.9 when copying files from one btrfs
hdd to another
Hi,
I receive the following p
anks.
Xin
Sent: Tuesday, December 13, 2016 at 9:11 AM
From: "David Arendt"
To: linux-bt...@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: page allocation stall in kernel 4.9 when copying files from one btrfs
hdd to another
Hi,
I receive the following page allocation stal
Hi,
I receive the following page allocation stall while copying lots of
large files from one btrfs hdd to another.
Dec 13 13:04:29 server kernel: kworker/u16:8: page allocation stalls for
12260ms, order:0, mode:0x2400840(GFP_NOFS|__GFP_NOFAIL)
Dec 13 13:04:29 server kernel: CPU: 0 PID: 24959
Hi,
I receive the following page allocation stall while copying lots of
large files from one btrfs hdd to another.
Dec 13 13:04:29 server kernel: kworker/u16:8: page allocation stalls for
12260ms, order:0, mode:0x2400840(GFP_NOFS|__GFP_NOFAIL)
Dec 13 13:04:29 server kernel: CPU: 0 PID: 24959
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