Re: Dovetail <-> PREEMPT_RT hybridization

2020-07-23 Thread Steven Seeger via Xenomai
On Thursday, July 23, 2020 12:23:53 PM EDT Philippe Gerum wrote: > Two misunderstandings it seems: > > - this work is all about evolving Dovetail, not Xenomai. If such work does > bring the upsides I'm expecting, then I would surely switch EVL to it. In > parallel, you would still have the opportu

Re: Dovetail <-> PREEMPT_RT hybridization

2020-07-23 Thread Philippe Gerum via Xenomai
On 7/23/20 3:09 PM, Steven Seeger wrote: > On Tuesday, July 21, 2020 1:18:21 PM EDT Philippe Gerum wrote: >> >> - identifying and quantifying the longest interrupt-free sections in the >> target preempt-rt kernel under meaningful stress load, with the irqoff >> tracer. I wrote down some information

Re: Dovetail <-> PREEMPT_RT hybridization

2020-07-23 Thread Steven Seeger via Xenomai
On Tuesday, July 21, 2020 1:18:21 PM EDT Philippe Gerum wrote: > > - identifying and quantifying the longest interrupt-free sections in the > target preempt-rt kernel under meaningful stress load, with the irqoff > tracer. I wrote down some information [1] about the stress workloads which > actual

RE: Dovetail <-> PREEMPT_RT hybridization

2020-07-22 Thread Meng, Fino via Xenomai
>On 7/21/20 7:26 AM, Meng, Fino wrote: >> >>> Sent: Tuesday, July 21, 2020 4:47 AM >>> >>> FWIW, I'm investigating the opportunity for rebasing Dovetail - and >>> therefore the EVL core - on the PREEMPT_RT code base, ahead of the >>> final integration of the latter into the mainline kernel tree. I

Re: Dovetail <-> PREEMPT_RT hybridization

2020-07-21 Thread Philippe Gerum via Xenomai
On 7/21/20 7:26 AM, Meng, Fino wrote: > >> Sent: Tuesday, July 21, 2020 4:47 AM >> >> FWIW, I'm investigating the opportunity for rebasing Dovetail - and >> therefore the EVL core - on the PREEMPT_RT code base, >> ahead of the final integration of the latter into the mainline kernel tree. >> In

Re: Dovetail <-> PREEMPT_RT hybridization

2020-07-21 Thread Philippe Gerum via Xenomai
On 7/21/20 11:43 AM, Paul wrote: > On Tue, 21 Jul 2020 11:25:43 +0200 > Philippe Gerum wrote: > >> On 7/21/20 10:39 AM, Paul wrote: >>> On Tue, 21 Jul 2020 10:18:01 +0200 >>> Philippe Gerum wrote: >>> On 7/21/20 12:44 AM, Paul wrote: > On Mon, 20 Jul 2020 22:47:29 +0200 > Philippe G

Re: Dovetail <-> PREEMPT_RT hybridization

2020-07-21 Thread Paul via Xenomai
On Tue, 21 Jul 2020 11:25:43 +0200 Philippe Gerum wrote: > On 7/21/20 10:39 AM, Paul wrote: > > On Tue, 21 Jul 2020 10:18:01 +0200 > > Philippe Gerum wrote: > > > >> On 7/21/20 12:44 AM, Paul wrote: > >>> On Mon, 20 Jul 2020 22:47:29 +0200 > >>> Philippe Gerum via Xenomai wrote: > >>> > >

Re: Dovetail <-> PREEMPT_RT hybridization

2020-07-21 Thread Philippe Gerum via Xenomai
On 7/21/20 10:39 AM, Paul wrote: > On Tue, 21 Jul 2020 10:18:01 +0200 > Philippe Gerum wrote: > >> On 7/21/20 12:44 AM, Paul wrote: >>> On Mon, 20 Jul 2020 22:47:29 +0200 >>> Philippe Gerum via Xenomai wrote: >>> Congrats if you read up to there. Comments welcome as usual. [1

Re: Dovetail <-> PREEMPT_RT hybridization

2020-07-21 Thread Paul via Xenomai
On Tue, 21 Jul 2020 10:18:01 +0200 Philippe Gerum wrote: > On 7/21/20 12:44 AM, Paul wrote: > > On Mon, 20 Jul 2020 22:47:29 +0200 > > Philippe Gerum via Xenomai wrote: > > > >> > >> Congrats if you read up to there. Comments welcome as usual. > >> > >> [1] https://evlproject.org/dovetail/altsc

Re: Dovetail <-> PREEMPT_RT hybridization

2020-07-21 Thread Philippe Gerum via Xenomai
On 7/21/20 12:44 AM, Paul wrote: > On Mon, 20 Jul 2020 22:47:29 +0200 > Philippe Gerum via Xenomai wrote: > >> >> Congrats if you read up to there. Comments welcome as usual. >> >> [1] https://evlproject.org/dovetail/altsched/ > > Getting a "Forbidden, You don't have permission to access this >

RE: Dovetail <-> PREEMPT_RT hybridization

2020-07-20 Thread Meng, Fino via Xenomai
>Sent: Tuesday, July 21, 2020 4:47 AM > >FWIW, I'm investigating the opportunity for rebasing Dovetail - and therefore >the EVL core - on the PREEMPT_RT code base, >ahead of the final integration of the latter into the mainline kernel tree. In >the same move, the goal would be to leverage the >i

Re: Dovetail <-> PREEMPT_RT hybridization

2020-07-20 Thread Paul via Xenomai
On Mon, 20 Jul 2020 22:47:29 +0200 Philippe Gerum via Xenomai wrote: > > Congrats if you read up to there. Comments welcome as usual. > > [1] https://evlproject.org/dovetail/altsched/ Getting a "Forbidden, You don't have permission to access this resource" error for that URL...