Re: [Devel] [RFC PATCH] sunrpc: do not allow process to freeze within RPC state machine

2016-08-04 Thread Stanislav Kinsburskiy
04.08.2016 15:16, Jeff Layton пишет: On Thu, 2016-08-04 at 12:55 +0200, Stanislav Kinsburskiy wrote: 03.08.2016 19:36, Jeff Layton пишет: On Wed, 2016-08-03 at 20:54 +0400, Stanislav Kinsburskiy wrote: Otherwise freezer cgroup state might never become "FROZEN". Here is a deadlock scheme

Re: [Devel] [PATCH criu] files: Allow to dump ploopX files opened

2016-08-04 Thread Cyrill Gorcunov
On Thu, Aug 04, 2016 at 04:34:57PM +0300, Pavel Emelyanov wrote: > > > > +static int check_blkdev(struct fd_parms *p, int lfd) > > +{ > > + /* > > +* @ploop_major is module parameter actually, > > +* set to PLOOP_DEVICE_MAJOR by default. We may > > +* need to scan module params or

Re: [Devel] [PATCH criu] files: Allow to dump ploopX files opened

2016-08-04 Thread Pavel Emelyanov
On 07/17/2016 11:01 AM, Cyrill Gorcunov wrote: > Sometimes container's systemd-udevd opens ploop device > for some reason. Since it's not forbidden allow it > to do so. > > | (13.131338) Dumping task (pid: 270073 comm: systemd-udevd) > | (13.131343) > |

Re: [Devel] [RFC PATCH] sunrpc: do not allow process to freeze within RPC state machine

2016-08-04 Thread Jeff Layton
On Thu, 2016-08-04 at 12:55 +0200, Stanislav Kinsburskiy wrote: > > 03.08.2016 19:36, Jeff Layton пишет: > > > > On Wed, 2016-08-03 at 20:54 +0400, Stanislav Kinsburskiy wrote: > > > > > > Otherwise freezer cgroup state might never become "FROZEN". > > > > > > Here is a deadlock scheme for 2

Re: [Devel] [RFC PATCH] sunrpc: do not allow process to freeze within RPC state machine

2016-08-04 Thread Stanislav Kinsburskiy
03.08.2016 19:36, Jeff Layton пишет: On Wed, 2016-08-03 at 20:54 +0400, Stanislav Kinsburskiy wrote: Otherwise freezer cgroup state might never become "FROZEN". Here is a deadlock scheme for 2 processes in one freezer cgroup, which is freezing: CPU 0 CPU 1

Re: [Devel] [PATCH libvzctl 0/2] Update scripts to fit CRIU-2.4

2016-08-04 Thread Cyrill Gorcunov
On Thu, Aug 04, 2016 at 12:16:42PM +0300, Igor Sukhih wrote: > > > commited with minor changes. available in libvzctl-7.0.250 Thanks! ___ Devel mailing list Devel@openvz.org https://lists.openvz.org/mailman/listinfo/devel

Re: [Devel] [PATCH libvzctl 0/2] Update scripts to fit CRIU-2.4

2016-08-04 Thread Igor Sukhih
On 08/02/2016 09:11 PM, Cyrill Gorcunov wrote: Igor, please take a look. And please note that this patches require *new* CRIU, thus we need to update libvzctl spec to require criu-2.4.0.1-1.vz7 and above. https://jira.sw.ru/browse/PSBM-50551 Cyrill Gorcunov (2): scripts: vz-rst-action --