> CC: linux-kernel@vger.kernel.org, linux...@kvack.org, "cgroups mailinglist"
> , "KAMEZAWA Hiroyuki"
> , righi.and...@gmail.com
>On Tue, Jul 16, 2013 at 12:48:30PM -0400, Johannes Weiner wrote:
>> On Tue, Jul 16, 2013 at 06:09:05PM +0200, Michal Hocko wrote:
>> > On Tue 16-07-13 11:35:44, Johann
On Tue, Jul 16, 2013 at 12:48:30PM -0400, Johannes Weiner wrote:
> On Tue, Jul 16, 2013 at 06:09:05PM +0200, Michal Hocko wrote:
> > On Tue 16-07-13 11:35:44, Johannes Weiner wrote:
> > > On Mon, Jul 15, 2013 at 06:00:06PM +0200, Michal Hocko wrote:
> > > > On Mon 15-07-13 17:41:19, Michal Hocko wr
On Tue, Jul 16, 2013 at 06:09:05PM +0200, Michal Hocko wrote:
> On Tue 16-07-13 11:35:44, Johannes Weiner wrote:
> > On Mon, Jul 15, 2013 at 06:00:06PM +0200, Michal Hocko wrote:
> > > On Mon 15-07-13 17:41:19, Michal Hocko wrote:
> > > > On Sun 14-07-13 01:51:12, azurIt wrote:
> > > > > > CC: "Joh
On Tue 16-07-13 11:35:44, Johannes Weiner wrote:
> On Mon, Jul 15, 2013 at 06:00:06PM +0200, Michal Hocko wrote:
> > On Mon 15-07-13 17:41:19, Michal Hocko wrote:
> > > On Sun 14-07-13 01:51:12, azurIt wrote:
> > > > > CC: "Johannes Weiner" ,
> > > > > linux-kernel@vger.kernel.org, linux...@kvack.
On Mon, Jul 15, 2013 at 06:00:06PM +0200, Michal Hocko wrote:
> On Mon 15-07-13 17:41:19, Michal Hocko wrote:
> > On Sun 14-07-13 01:51:12, azurIt wrote:
> > > > CC: "Johannes Weiner" ,
> > > > linux-kernel@vger.kernel.org, linux...@kvack.org, "cgroups mailinglist"
> > > > , "KAMEZAWA Hiroyuki"
On Mon 15-07-13 17:41:19, Michal Hocko wrote:
> On Sun 14-07-13 01:51:12, azurIt wrote:
> > > CC: "Johannes Weiner" , linux-kernel@vger.kernel.org,
> > > linux...@kvack.org, "cgroups mailinglist" ,
> > > "KAMEZAWA Hiroyuki" ,
> > > righi.and...@gmail.com
> > >> CC: "Johannes Weiner" ,
> > >> li
On Sun 14-07-13 01:51:12, azurIt wrote:
> > CC: "Johannes Weiner" , linux-kernel@vger.kernel.org,
> > linux...@kvack.org, "cgroups mailinglist" ,
> > "KAMEZAWA Hiroyuki" , righi.and...@gmail.com
> >> CC: "Johannes Weiner" , linux-kernel@vger.kernel.org,
> >> linux...@kvack.org, "cgroups mailingl
> CC: "Michal Hocko" , linux-kernel@vger.kernel.org,
> linux...@kvack.org, "cgroups mailinglist" ,
> "KAMEZAWA Hiroyuki"
>On Fri, Jul 05, 2013 at 09:02:46PM +0200, azurIt wrote:
>> >I looked at your debug messages but could not find anything that would
>> >hint at a deadlock. All tasks are stuc
> CC: "Johannes Weiner" , linux-kernel@vger.kernel.org,
> linux...@kvack.org, "cgroups mailinglist" ,
> "KAMEZAWA Hiroyuki" , righi.and...@gmail.com
>> CC: "Johannes Weiner" , linux-kernel@vger.kernel.org,
>> linux...@kvack.org, "cgroups mailinglist" ,
>> "KAMEZAWA Hiroyuki" , righi.and...@gmai
> CC: "Johannes Weiner" , linux-kernel@vger.kernel.org,
> linux...@kvack.org, "cgroups mailinglist" ,
> "KAMEZAWA Hiroyuki" , righi.and...@gmail.com
>On Wed 10-07-13 18:25:06, azurIt wrote:
>> >> Now i realized that i forgot to remove UID from that cgroup before
>> >> trying to remove it, so cgro
On Wed 10-07-13 18:25:06, azurIt wrote:
> >> Now i realized that i forgot to remove UID from that cgroup before
> >> trying to remove it, so cgroup cannot be removed anyway (we are using
> >> third party cgroup called cgroup-uid from Andrea Righi, which is able
> >> to associate all user's processe
>> Now i realized that i forgot to remove UID from that cgroup before
>> trying to remove it, so cgroup cannot be removed anyway (we are using
>> third party cgroup called cgroup-uid from Andrea Righi, which is able
>> to associate all user's processes with target cgroup). Look here for
>> cgroup-u
On Tue 09-07-13 15:19:21, azurIt wrote:
[...]
> Now i realized that i forgot to remove UID from that cgroup before
> trying to remove it, so cgroup cannot be removed anyway (we are using
> third party cgroup called cgroup-uid from Andrea Righi, which is able
> to associate all user's processes with
>On Mon 08-07-13 01:42:24, azurIt wrote:
>> > CC: "Michal Hocko" , linux-kernel@vger.kernel.org,
>> > linux...@kvack.org, "cgroups mailinglist" ,
>> > "KAMEZAWA Hiroyuki"
>> >On Fri, Jul 05, 2013 at 09:02:46PM +0200, azurIt wrote:
>> >> >I looked at your debug messages but could not find anythin
On Mon 08-07-13 01:42:24, azurIt wrote:
> > CC: "Michal Hocko" , linux-kernel@vger.kernel.org,
> > linux...@kvack.org, "cgroups mailinglist" ,
> > "KAMEZAWA Hiroyuki"
> >On Fri, Jul 05, 2013 at 09:02:46PM +0200, azurIt wrote:
> >> >I looked at your debug messages but could not find anything that
On Tue 09-07-13 15:08:08, Michal Hocko wrote:
> On Tue 09-07-13 15:00:17, Michal Hocko wrote:
> > On Mon 24-06-13 16:13:45, Johannes Weiner wrote:
> > > Hi guys,
> > >
> > > On Sat, Jun 22, 2013 at 10:09:58PM +0200, azurIt wrote:
> > > > >> But i'm sure of one thing - when problem occurs, nothing
On Tue 09-07-13 15:00:17, Michal Hocko wrote:
> On Mon 24-06-13 16:13:45, Johannes Weiner wrote:
> > Hi guys,
> >
> > On Sat, Jun 22, 2013 at 10:09:58PM +0200, azurIt wrote:
> > > >> But i'm sure of one thing - when problem occurs, nothing is able to
> > > >> access hard drives (every process whic
On Mon 24-06-13 16:13:45, Johannes Weiner wrote:
> Hi guys,
>
> On Sat, Jun 22, 2013 at 10:09:58PM +0200, azurIt wrote:
> > >> But i'm sure of one thing - when problem occurs, nothing is able to
> > >> access hard drives (every process which tries it is freezed until
> > >> problem is resolved or
> CC: "Michal Hocko" , linux-kernel@vger.kernel.org,
> linux...@kvack.org, "cgroups mailinglist" ,
> "KAMEZAWA Hiroyuki"
>On Fri, Jul 05, 2013 at 09:02:46PM +0200, azurIt wrote:
>> >I looked at your debug messages but could not find anything that would
>> >hint at a deadlock. All tasks are stuc
On Fri, Jul 05, 2013 at 09:02:46PM +0200, azurIt wrote:
> >I looked at your debug messages but could not find anything that would
> >hint at a deadlock. All tasks are stuck in the refrigerator, so I
> >assume you use the freezer cgroup and enabled it somehow?
>
>
> Yes, i'm really using freezer
>I looked at your debug messages but could not find anything that would
>hint at a deadlock. All tasks are stuck in the refrigerator, so I
>assume you use the freezer cgroup and enabled it somehow?
Yes, i'm really using freezer cgroup BUT i was checking if it's not doing
problems - unfortunatel
Hi azurIt,
On Fri, Jun 28, 2013 at 12:06:13PM +0200, azurIt wrote:
> >It's not a kernel thread that does it because all kernel-context
> >handle_mm_fault() are annotated properly, which means the task must be
> >userspace and, since tasks is empty, have exited before synchronizing.
> >
> >Can you
>It's not a kernel thread that does it because all kernel-context
>handle_mm_fault() are annotated properly, which means the task must be
>userspace and, since tasks is empty, have exited before synchronizing.
>
>Can you try with the following patch on top?
Michal and Johannes,
i have some obser
Hi guys,
On Sat, Jun 22, 2013 at 10:09:58PM +0200, azurIt wrote:
> >> But i'm sure of one thing - when problem occurs, nothing is able to
> >> access hard drives (every process which tries it is freezed until
> >> problem is resolved or server is rebooted).
> >
> >I would be really interesting to
>I would be really interesting to see what those tasks are blocked on.
Ok, i got it! Problem occurs two times and it behaves differently each time, I
was running kernel with that latest patch.
1.) It doesn't have impact on the whole server, only on one cgroup. Here are
stacks:
http://watchdog.
Michal,
>> I'm unable to send you stacks or more info because problem is taking
>> down the whole server for some time now (don't know what exactly
>> caused it to start happening, maybe newer versions of 3.2.x).
>
>So you are not testing with the same kernel with just the old patch
>replaced by
On Mon 17-06-13 12:21:34, azurIt wrote:
> >Here we go. I hope I didn't screw anything (Johannes might double check)
> >because there were quite some changes in the area since 3.2. Nothing
> >earth shattering though. Please note that I have only compile tested
> >this. Also make sure you remove the
>Here we go. I hope I didn't screw anything (Johannes might double check)
>because there were quite some changes in the area since 3.2. Nothing
>earth shattering though. Please note that I have only compile tested
>this. Also make sure you remove the previous patches you have from me.
Hi Michal,
On Thu 06-06-13 18:16:33, azurIt wrote:
> Hello Michal,
>
> nice to read you! :) Yes, i'm still on 3.2. Could you be so kind and
> try to backport it? Thank you very much!
Here we go. I hope I didn't screw anything (Johannes might double check)
because there were quite some changes in the area si
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