On 5/4/20 8:54 PM, Jan Kiszka wrote:
> On 22.04.20 10:51, Jan Kiszka wrote:
>> On 22.04.20 09:22, Marco Solieri wrote:
>>> On Wed, Apr 22, 2020 at 08:42:32AM +0200, Jan Kiszka wrote:
On 27.03.19 13:18, Marco Solieri wrote:
> Predictability of memory access latency is severely menaced by
On 22.04.20 10:51, Jan Kiszka wrote:
On 22.04.20 09:22, Marco Solieri wrote:
On Wed, Apr 22, 2020 at 08:42:32AM +0200, Jan Kiszka wrote:
On 27.03.19 13:18, Marco Solieri wrote:
Predictability of memory access latency is severely menaced by the
multi-core architectures where the last level of
On 22.04.20 09:22, Marco Solieri wrote:
On Wed, Apr 22, 2020 at 08:42:32AM +0200, Jan Kiszka wrote:
On 27.03.19 13:18, Marco Solieri wrote:
Predictability of memory access latency is severely menaced by the
multi-core architectures where the last level of cache (LLC) is
shared, jeopardizing
On Wed, Apr 22, 2020 at 08:42:32AM +0200, Jan Kiszka wrote:
> On 27.03.19 13:18, Marco Solieri wrote:
> > Predictability of memory access latency is severely menaced by the
> > multi-core architectures where the last level of cache (LLC) is
> > shared, jeopardizing applicability of many Arm
On 27.03.19 13:18, Marco Solieri wrote:
Predictability of memory access latency is severely menaced by the multi-core
architectures where the last level of cache (LLC) is shared, jeopardizing
applicability of many Arm platform in real-time critical and mixed-criticality
scenarios. Support for
> Subject: Re: [PATCH 0/8] Add cache coloring support for Arm
>
> On Tue, Dec 03, 2019 at 08:41:13AM +, Peng Fan wrote:
> > > On Mon, Dec 02, 2019 at 02:52:04AM +, Peng Fan wrote:
> > > > > I am reading the patchset, but this patchset could not resol
On 05.12.19 17:50, Marco Solieri wrote:
> On Tue, Dec 03, 2019 at 08:41:13AM +, Peng Fan wrote:
>>> On Mon, Dec 02, 2019 at 02:52:04AM +, Peng Fan wrote:
> I am reading the patchset, but this patchset could not resolve the
> cache contention between root cell Linux and inmate cell,
On Tue, Dec 03, 2019 at 08:41:13AM +, Peng Fan wrote:
> > On Mon, Dec 02, 2019 at 02:52:04AM +, Peng Fan wrote:
> > > > I am reading the patchset, but this patchset could not resolve the
> > > > cache contention between root cell Linux and inmate cell, right? It
> > > > only address the
> Subject: Re: [PATCH 0/8] Add cache coloring support for Arm
>
> Dear Peng,
>
> On Mon, Dec 02, 2019 at 02:52:04AM +, Peng Fan wrote:
> > > I am reading the patchset, but this patchset could not resolve the
> > > cache contention between root cell Linux and
eng Fan ; Marco Solieri ; Jailhouse
>>>
>>> Cc: marko.berto...@unimore.it; tomasz.kl...@unimore.it;
>>> giul...@xilinx.com; 'clau...@evidence.eu.com' ;
>>> fabio.feder...@utrc.utc.com
>>> Subject: Re: [PATCH 0/8] Add cache coloring support for Arm
>>>
Dear Peng,
On Mon, Dec 02, 2019 at 02:52:04AM +, Peng Fan wrote:
> > I am reading the patchset, but this patchset could not resolve the cache
> > contention between root cell Linux and inmate cell, right? It only address
> > the cache contention inside the inmate cell, if I understand
> Subject: Re: [PATCH 0/8] Add cache coloring support for Arm
>
> On 02.12.19 08:24, Peng Fan wrote:
> > Hi Jan,
> >
> >> -Original Message-
> >> From: jailhouse-dev@googlegroups.com
>
> >> On Behalf Of Jan Kiszka
> >> Sent: 20
...@evidence.eu.com' ;
fabio.feder...@utrc.utc.com
Subject: Re: [PATCH 0/8] Add cache coloring support for Arm
On 02.12.19 03:52, Peng Fan wrote:
+ jailhouse mailist.
-Original Message-
From: Peng Fan
Sent: 2019年12月2日 10:51
To: Marco Solieri
Cc: marko.berto...@unimore.it; tomasz.kl...@unimore.it;
giul
.eu.com' ;
> fabio.feder...@utrc.utc.com
> Subject: Re: [PATCH 0/8] Add cache coloring support for Arm
>
> On 02.12.19 03:52, Peng Fan wrote:
> > + jailhouse mailist.
> >
> >> -Original Message-
> >> From: Peng Fan
> >> Sent: 2019年12月2日
] Add cache coloring support for Arm
Subject: [PATCH 0/8] Add cache coloring support for Arm
I am reading the patchset, but this patchset could not resolve the cache
contention between root cell Linux and inmate cell, right? It only address the
cache contention inside the inmate cell, if I
8] Add cache coloring support for Arm
>
> > Subject: [PATCH 0/8] Add cache coloring support for Arm
> >
>
> I am reading the patchset, but this patchset could not resolve the cache
> contention between root cell Linux and inmate cell, right? It only address the
> cache co
On 10.04.19 19:00, Marco Solieri wrote:
On Wed, Apr 10, 2019 at 01:04:46PM +0200, Jan Kiszka wrote:
On 10.04.19 11:24, Marco Solieri wrote:
Well, maybe we can reduce the impact on struct jailhouse_memory. Do we
expect >32 ways - and if so, when would we expect >64? If not, we could
reduce
On Wed, Apr 10, 2019 at 01:04:46PM +0200, Jan Kiszka wrote:
> On 10.04.19 11:24, Marco Solieri wrote:
> > > Well, maybe we can reduce the impact on struct jailhouse_memory. Do we
> > > expect >32 ways - and if so, when would we expect >64? If not, we could
> > > reduce flags to 32-bit and add a
On 10.04.19 11:24, Marco Solieri wrote:
Well, maybe we can reduce the impact on struct jailhouse_memory. Do we
expect >32 ways - and if so, when would we expect >64? If not, we could
reduce flags to 32-bit and add a 32-bit color mask without expanding the
structure.
A 32-bit mask allows
On Mon, Apr 08, 2019 at 11:53:54AM +0200, Jan Kiszka wrote:
> On 08.04.19 11:03, Marco Solieri wrote:
> > On Mon, Apr 01, 2019 at 05:37:53PM +0200, Jan Kiszka wrote:
> > > On 27.03.19 13:18, 'Marco Solieri' via Jailhouse wrote:
> > > > Predictability of memory access latency is severely menaced by
Hi Marco,
On 08.04.19 11:03, Marco Solieri wrote:
Dear Jan,
On Mon, Apr 01, 2019 at 05:37:53PM +0200, Jan Kiszka wrote:
On 27.03.19 13:18, 'Marco Solieri' via Jailhouse wrote:
Predictability of memory access latency is severely menaced by the
multi-core architectures where the last level of
Dear Jan,
On Mon, Apr 01, 2019 at 05:37:53PM +0200, Jan Kiszka wrote:
> On 27.03.19 13:18, 'Marco Solieri' via Jailhouse wrote:
> > Predictability of memory access latency is severely menaced by the
> > multi-core architectures where the last level of cache (LLC) is shared,
> > jeopardizing
On 27.03.19 13:18, 'Marco Solieri' via Jailhouse wrote:
Predictability of memory access latency is severely menaced by the multi-core
architectures where the last level of cache (LLC) is shared, jeopardizing
applicability of many Arm platform in real-time critical and mixed-criticality
Predictability of memory access latency is severely menaced by the multi-core
architectures where the last level of cache (LLC) is shared, jeopardizing
applicability of many Arm platform in real-time critical and mixed-criticality
scenarios. Support for cache coloring is introduced, a transparent
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