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From Zameer Manji <zma...@apache.org>
Subject Re: what is the status on this?
Date Tue, 06 Sep 2016 18:15:17 GMT
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
>>
>>
>>
>>
>

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