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From haosdent <haosd...@gmail.com>
Subject Re: What is the status about GPU feature on Mesos?
Date Mon, 04 Jan 2016 18:04:09 GMT
As I know, I could not see cgroup have any plan to add QoS on GPU.
Currently the general isolation way for gpus is to let different containers
use different gpu device nodes.

On Tue, Jan 5, 2016 at 1:57 AM, Anshuman Goswami <goswami.anshuman@gmail.com
> wrote:

>
>
> On Mon, Jan 4, 2016 at 9:50 AM, haosdent <haosdent@gmail.com> wrote:
>
>> >If two or more containers are sharing the same physical GPU, how does
>> the time slicing work?
>> I thinks this is as same as multiple processes sharing same physical GPU.
>>
> Hm...is there any plan to support QoS on GPU?
>
>>
>> On Tue, Jan 5, 2016 at 1:48 AM, Anshuman Goswami <
>> goswami.anshuman@gmail.com> wrote:
>>
>>> Sorry as I am not very familiar with docker terminology.
>>> If two or more containers are sharing the same physical GPU, how does
>>> the time slicing work?
>>>
>>> On Mon, Jan 4, 2016 at 9:17 AM, haosdent <haosdent@gmail.com> wrote:
>>>
>>>> As I know, GPUs have different nodes, nvidia-docker image isolate
>>>> different containers by specifying the using node through GPU= environment
>>>> variable.
>>>>
>>>> On Tue, Jan 5, 2016 at 1:08 AM, Anshuman Goswami <
>>>> goswami.anshuman@gmail.com> wrote:
>>>>
>>>>> I am interested to know the granularity of isolation. Is it at kernel
>>>>> boundaries?
>>>>>
>>>>> On Mon, Jan 4, 2016 at 8:46 AM, tommy xiao <xiaods@gmail.com> wrote:
>>>>>
>>>>>> currently, i use Docker to support GPU
>>>>>>
>>>>>> 2016-01-04 15:15 GMT+08:00 Nan Xiao <xiaonan830818@gmail.com>:
>>>>>>
>>>>>>> Hi all,
>>>>>>>
>>>>>>> I am investigating GPU feature on Mesos, and want to clarify
some
>>>>>>> doubts:
>>>>>>>
>>>>>>> (1) This post (
>>>>>>> http://stackoverflow.com/questions/27872558/does-apache-mesos-recognize-gpu-cores
>>>>>>> ),
>>>>>>> refers "Mesos does not yet have support for gpu isolation". How
can I
>>>>>>> understand "gpu isolation" here?
>>>>>>>
>>>>>>> (2) A recent post
>>>>>>> (https://mesosphere.com/blog/2015/11/10/mesos-nvidia-gpus/) said
>>>>>>> "Mesos now supports GPUs.".
>>>>>>> But from Mesos release note
>>>>>>> (
>>>>>>> https://git-wip-us.apache.org/repos/asf?p=mesos.git;a=blob_plain;f=CHANGELOG;hb=0.26.0
>>>>>>> ),
>>>>>>> I can't see any logs about GPU. From  the v0.26 code, I also
can't
>>>>>>> see
>>>>>>> any special code for GPU. So what is
>>>>>>> the status about GPU feature on Mesos?
>>>>>>>
>>>>>>> Thanks very much in advance!
>>>>>>>
>>>>>>> Best Regards
>>>>>>> Nan Xiao
>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Deshi Xiao
>>>>>> Twitter: xds2000
>>>>>> E-mail: xiaods(AT)gmail.com
>>>>>>
>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> Best Regards,
>>>> Haosdent Huang
>>>>
>>>
>>>
>>
>>
>> --
>> Best Regards,
>> Haosdent Huang
>>
>
>


-- 
Best Regards,
Haosdent Huang

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