Re: Cgroup v2 thread mode oddity: "domain invalid" cgroup with threaded controller enabled

2018-10-23 Thread Michael Kerrisk (man-pages)
Hi Tejun On Wed, 17 Oct 2018 at 18:20, Tejun Heo wrote: > > Hello, Michael. > > Sorry about the delay. > > On Thu, Oct 04, 2018 at 09:40:57PM +0200, Michael Kerrisk (man-pages) wrote: > > This seems odd. x/y is now of "domain invalid" type with a controller > > enabled! This feels like a

Re: Cgroup v2 thread mode oddity: "domain invalid" cgroup with threaded controller enabled

2018-10-23 Thread Michael Kerrisk (man-pages)
Hi Tejun On Wed, 17 Oct 2018 at 18:20, Tejun Heo wrote: > > Hello, Michael. > > Sorry about the delay. > > On Thu, Oct 04, 2018 at 09:40:57PM +0200, Michael Kerrisk (man-pages) wrote: > > This seems odd. x/y is now of "domain invalid" type with a controller > > enabled! This feels like a

Re: Cgroup v2 thread mode oddity: "domain invalid" cgroup with threaded controller enabled

2018-10-17 Thread Tejun Heo
Hello, Michael. Sorry about the delay. On Thu, Oct 04, 2018 at 09:40:57PM +0200, Michael Kerrisk (man-pages) wrote: > This seems odd. x/y is now of "domain invalid" type with a controller > enabled! This feels like a violation of the rules, since we can't > in other circumstances do anything

Re: Cgroup v2 thread mode oddity: "domain invalid" cgroup with threaded controller enabled

2018-10-17 Thread Tejun Heo
Hello, Michael. Sorry about the delay. On Thu, Oct 04, 2018 at 09:40:57PM +0200, Michael Kerrisk (man-pages) wrote: > This seems odd. x/y is now of "domain invalid" type with a controller > enabled! This feels like a violation of the rules, since we can't > in other circumstances do anything

Re: Cgroup v2 thread mode oddity: "domain invalid" cgroup with threaded controller enabled

2018-10-16 Thread Michael Kerrisk (man-pages)
Hello Tejun, A ping on the below... Thanks, Michael On 10/04/2018 09:40 PM, Michael Kerrisk (man-pages) wrote: > Hello Tejun, > > Suppose we have the following scenario: > > x [d](pids) > y [dt](pids) > p [t] > q [t] > r [t] > z [d] > > Here, x/y is a

Re: Cgroup v2 thread mode oddity: "domain invalid" cgroup with threaded controller enabled

2018-10-16 Thread Michael Kerrisk (man-pages)
Hello Tejun, A ping on the below... Thanks, Michael On 10/04/2018 09:40 PM, Michael Kerrisk (man-pages) wrote: > Hello Tejun, > > Suppose we have the following scenario: > > x [d](pids) > y [dt](pids) > p [t] > q [t] > r [t] > z [d] > > Here, x/y is a

Re: Cgroup v2 thread mode oddity: "domain invalid" cgroup with threaded controller enabled

2018-10-04 Thread Roman Gushchin
On Thu, Oct 04, 2018 at 09:40:57PM +0200, Michael Kerrisk (man-pages) wrote: > Hello Tejun, > > Suppose we have the following scenario: > > x [d](pids) > y [dt](pids) > p [t] > q [t] > r [t] > z [d] > > Here, x/y is a "domain threaded root" with a

Re: Cgroup v2 thread mode oddity: "domain invalid" cgroup with threaded controller enabled

2018-10-04 Thread Roman Gushchin
On Thu, Oct 04, 2018 at 09:40:57PM +0200, Michael Kerrisk (man-pages) wrote: > Hello Tejun, > > Suppose we have the following scenario: > > x [d](pids) > y [dt](pids) > p [t] > q [t] > r [t] > z [d] > > Here, x/y is a "domain threaded root" with a

Cgroup v2 thread mode oddity: "domain invalid" cgroup with threaded controller enabled

2018-10-04 Thread Michael Kerrisk (man-pages)
Hello Tejun, Suppose we have the following scenario: x [d](pids) y [dt](pids) p [t] q [t] r [t] z [d] Here, x/y is a "domain threaded root" with a threaded controller (the 'pids' controller) enabled. (In this scenario, there are no member processes in any

Cgroup v2 thread mode oddity: "domain invalid" cgroup with threaded controller enabled

2018-10-04 Thread Michael Kerrisk (man-pages)
Hello Tejun, Suppose we have the following scenario: x [d](pids) y [dt](pids) p [t] q [t] r [t] z [d] Here, x/y is a "domain threaded root" with a threaded controller (the 'pids' controller) enabled. (In this scenario, there are no member processes in any