On 09/11/2018 10:50 AM, Will Deacon wrote:
> On Tue, Sep 11, 2018 at 09:27:49AM -0600, Shuah Khan wrote:
>> On 09/11/2018 03:11 AM, Michal Hocko wrote:
>>> On Mon 10-09-18 20:02:05, Shuah Khan wrote:
Hi Michal,
On 09/10/2018 07:48 AM, Michal Hocko wrote:
> On Fri 07-09-18 16:30:5
On Tue, Sep 11, 2018 at 09:27:49AM -0600, Shuah Khan wrote:
> On 09/11/2018 03:11 AM, Michal Hocko wrote:
> > On Mon 10-09-18 20:02:05, Shuah Khan wrote:
> >> Hi Michal,
> >>
> >> On 09/10/2018 07:48 AM, Michal Hocko wrote:
> >>> On Fri 07-09-18 16:30:59, Shuah Khan wrote:
> On 09/07/2018 02:3
On 09/11/2018 03:11 AM, Michal Hocko wrote:
> On Mon 10-09-18 20:02:05, Shuah Khan wrote:
>> Hi Michal,
>>
>> On 09/10/2018 07:48 AM, Michal Hocko wrote:
>>> On Fri 07-09-18 16:30:59, Shuah Khan wrote:
On 09/07/2018 02:34 AM, Michal Hocko wrote:
> On Thu 06-09-18 15:53:34, Shuah Khan wrote
On Mon 10-09-18 20:02:05, Shuah Khan wrote:
> Hi Michal,
>
> On 09/10/2018 07:48 AM, Michal Hocko wrote:
> > On Fri 07-09-18 16:30:59, Shuah Khan wrote:
> >> On 09/07/2018 02:34 AM, Michal Hocko wrote:
> >>> On Thu 06-09-18 15:53:34, Shuah Khan wrote:
> []
> >>
> >> In addition to isolation, b
Hi Michal,
On 09/10/2018 07:48 AM, Michal Hocko wrote:
> On Fri 07-09-18 16:30:59, Shuah Khan wrote:
>> On 09/07/2018 02:34 AM, Michal Hocko wrote:
>>> On Thu 06-09-18 15:53:34, Shuah Khan wrote:
[]
>>
>> In addition to isolation, being able to reserve a block instead is one of the
>> issues I
On Fri 07-09-18 16:30:59, Shuah Khan wrote:
> On 09/07/2018 02:34 AM, Michal Hocko wrote:
> > On Thu 06-09-18 15:53:34, Shuah Khan wrote:
> > [...]
> >> A few critical allocations could be satisfied and root cgroup prevails. It
> >> is not the
> >> intent to have exclusivity at the expense of the
On 09/07/2018 02:34 AM, Michal Hocko wrote:
> On Thu 06-09-18 15:53:34, Shuah Khan wrote:
> [...]
>> A few critical allocations could be satisfied and root cgroup prevails. It
>> is not the
>> intent to have exclusivity at the expense of the kernel.
>
> Well, it is not "few critical allocations".
On Thu 06-09-18 15:53:34, Shuah Khan wrote:
[...]
> A few critical allocations could be satisfied and root cgroup prevails. It is
> not the
> intent to have exclusivity at the expense of the kernel.
Well, it is not "few critical allocations". It can be a lot of
memory. Basically any GFP_KERNEL al
On 09/05/2018 12:42 AM, Michal Hocko wrote:
> On Tue 04-09-18 15:59:34, Shuah Khan wrote:
> [...]
>> This will support the following workload requirements:
>>
>> - reserving one or more NUMA memory nodes for class of critical tasks that
>> require
>> guaranteed memory availability.
>> - isolate
On Tue 04-09-18 15:59:34, Shuah Khan wrote:
[...]
> This will support the following workload requirements:
>
> - reserving one or more NUMA memory nodes for class of critical tasks that
> require
> guaranteed memory availability.
> - isolate memory blocks with a guaranteed exclusive access.
Ho
Hi Michal,
Sorry for the delay in responding. I was traveling last week.
On 08/29/2018 05:08 AM, Michal Hocko wrote:
> On Tue 28-08-18 12:09:53, Shuah Khan wrote:
> [...]
>> The main intent is to use numa emulation in conjunction with cpusets for
>> coarse
>> memory management similar to x86_64
On Tue 28-08-18 12:09:53, Shuah Khan wrote:
[...]
> The main intent is to use numa emulation in conjunction with cpusets for
> coarse
> memory management similar to x86_64 use-case for the same.
Could you be more specific please? Why would you want a hack like this
when you have a full featured m
On 08/28/2018 11:40 AM, Will Deacon wrote:
> On Fri, Aug 24, 2018 at 05:05:59PM -0600, Shuah Khan (Samsung OSG) wrote:
>> Add NUMA emulation support to emulate NUMA on non-NUMA platforms. A new
>> CONFIG_NUMA_EMU option enables NUMA emulation and a new kernel command
>> line option "numa=fake=N" al
On Fri, Aug 24, 2018 at 05:05:59PM -0600, Shuah Khan (Samsung OSG) wrote:
> Add NUMA emulation support to emulate NUMA on non-NUMA platforms. A new
> CONFIG_NUMA_EMU option enables NUMA emulation and a new kernel command
> line option "numa=fake=N" allows users to specify the configuration for
> em
Add NUMA emulation support to emulate NUMA on non-NUMA platforms. A new
CONFIG_NUMA_EMU option enables NUMA emulation and a new kernel command
line option "numa=fake=N" allows users to specify the configuration for
emulation.
When NUMA emulation is enabled, a flat (non-NUMA) machine will be split
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