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From Avinash Sridharan <avin...@mesosphere.io>
Subject Re: what is the status on this?
Date Tue, 06 Sep 2016 18:31:06 GMT
Also, I think, the replicated log itself uses Zookeeper for leader election.

On Tue, Sep 6, 2016 at 12:15 PM, Zameer Manji <zmanji@apache.org> wrote:

> If we use the replicated log for leader election, how will frameworks
> detect the leading master? Right now the scheduler driver uses the
> MasterInfo in ZK to discover the leader and detect leadership changes.
>
> On Mon, Sep 5, 2016 at 10:18 AM, Dario Rexin <drexin@apple.com> wrote:
>
>> If we go and change this, why not simply remove any dependencies to
>> external systems and simply use the replicated log for leader election?
>>
>> On Sep 5, 2016, at 9:02 AM, Alex Rukletsov <alex@mesosphere.com> wrote:
>>
>> Kant—
>>
>> thanks a lot for the feedback! Are you interested in helping out with
>> Consul module once Jay and Joseph are done with modularizing patches?
>>
>> On Mon, Sep 5, 2016 at 8:50 AM, Jay JN Guo <guojiannan@cn.ibm.com> wrote:
>>
>>> Patches are currently under review by @Joseph and can be found at the
>>> links provided by @haosdent.
>>>
>>> I took a quick look at Consul key/value HTTP APIs and they look very
>>> similar to Etcd APIs. You could actually reuse our Etcd module
>>> implementation once we manage to push the module into Mesos community.
>>>
>>> The only technical problem I could see for now is that Consul does not
>>> support `POST` with incremental key index. We may need to leverage
>>> `?cas=<index>` operation in Consul to emulate the behaviour of joining
a
>>> key group.
>>>
>>> We could have a discussion on how to implement Consul HA module.
>>>
>>> cheers,
>>> /J
>>>
>>>
>>> ----- Original message -----
>>> From: haosdent <haosdent@gmail.com>
>>> To: user <user@mesos.apache.org>
>>> Cc: Jay JN Guo/China/IBM@IBMCN
>>> Subject: Re: what is the status on this?
>>> Date: Sun, Sep 4, 2016 6:10 PM
>>>
>>> Jay has some patches for de-couple Mesos with Zookeeper
>>>
>>> https://issues.apache.org/jira/browse/MESOS-5828
>>> https://issues.apache.org/jira/browse/MESOS-5829
>>>
>>> I think it should be possible to support consul by custom modules after
>>> jay's work done.
>>>
>>> On Sun, Sep 4, 2016 at 6:02 PM, kant kodali <kanth909@gmail.com> wrote:
>>>
>>> Hi Alex,
>>>
>>> We have some experienced devops people here and they all had one thing
>>> in common which is Zookeeper is a pain to maintain. In fact we refused to
>>> bring in new tech stacks that require Zookeeper such as Kafka for example.
>>> so we desperately in search for alternative preferably using consul. I just
>>> hear lot of positive response when comes it consul. It will be great to see
>>> mesos and consul working together in which we would be ready to jump at it
>>> and make a switch for YARN to Mesos.
>>>
>>> Thanks,
>>> Kant
>>>
>>>
>>>
>>>
>>> On Wed, Aug 31, 2016 1:03 AM, Alex Rukletsov alex@mesosphere.com wrote:
>>>
>>> Kant—
>>>
>>> mind telling us what is your use case and why this ticket is important
>>> for you? It will help us prioritize work.
>>>
>>> On Fri, Aug 26, 2016 at 2:46 AM, tommy xiao <xiaods@gmail.com> wrote:
>>>
>>> Hi guys, i always focus on t his case. but good news is etcd always have
>>> patchs. so the coming consul is very easy, just need some time to do coding
>>> on it. if you have interesting it? let us collaborate it.
>>>
>>> 2016-08-26 8:11 GMT+08:00 Joseph Wu <joseph@mesosphere.io>:
>>>
>>> There is no timeline as no one has done any work on the issue.
>>>
>>>
>>> On Thu, Aug 25, 2016 at 4:54 PM, kant kodali <kanth909@gmail.com>
>>> wrote:
>>>
>>> Hi Guys,
>>>
>>> I see this ticket and other related tickets should be part of sprints in
>>> 2015 and it is still not resolved yet. can we have a timeline on this? This
>>> would be really helpful
>>>
>>> https://issues.apache.org/jira/browse/MESOS-3797
>>>
>>> Thanks!
>>>
>>>
>>>
>>> --
>>> Deshi Xiao
>>> Twitter: xds2000
>>> E-mail: xiaods(AT)gmail.com
>>>
>>>
>>>
>>> --
>>> Best Regards,
>>> Haosdent Huang
>>>
>>>
>>>
>>>
>>
>


-- 
Avinash Sridharan, Mesosphere
+1 (323) 702 5245

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