On Wed, Aug 20, 2014 at 6:52 AM, Nirmal Fernando <[email protected]> wrote:
> > > > On Wed, Aug 20, 2014 at 3:45 AM, Imesh Gunaratne <[email protected]> wrote: > >> If we group a Docker/Core OS host as a partition, if the host goes down >> the entire partition will be unavailable. >> > Hi Imesh, this is the same behavior we see for an AWS availability zone. An AZ is a partition in Stratos and if a whole AZ goes down, the entire partition will be unavailable, but Stratos could use another available partition to spin instances. > >> Core OS uses a similar concept in clustering to avoid this problem: >> https://coreos.com/using-coreos/clustering/ >> > > Yes Imesh, that's what I mapped to a network partition (a cluster of > CoreOS). CoreOS currently lacks APIs (they released an alpha version of > Fleet API yesterday), and also as I mentioned in the other thread, Fleet > and Stratos has conflicting set of interests. As of now, I am not sure that > using Fleet is a viable option for us. > >> >> Will us be able to span a partition among multiple hosts? >> >> >> On Tue, Aug 19, 2014 at 11:32 AM, Lahiru Sandaruwan <[email protected]> >> wrote: >> >>> mm.. Then why a sub-partition? May be i should wait on the other thread >>> you start. >>> >>> >>> On Tue, Aug 19, 2014 at 12:43 AM, Nirmal Fernando < >>> [email protected]> wrote: >>> >>>> >>>> >>>> >>>> On Tue, Aug 19, 2014 at 12:50 PM, Lahiru Sandaruwan <[email protected]> >>>> wrote: >>>> >>>>> Hi Nirmal, >>>>> >>>>> >>>>> On Mon, Aug 18, 2014 at 11:42 PM, Nirmal Fernando < >>>>> [email protected]> wrote: >>>>> >>>>>> Hi All, >>>>>> >>>>>> We need to clearly understand the mapping of Stratos concepts against >>>>>> each deployment type in order to provide Docker support in Stratos. >>>>>> Please >>>>>> see the following table and let me know your thoughts. >>>>>> >>>>>> >>>>>> Deployment Type >>>>>> ------------------------------ >>>>>> >>>>>> Stratos Concept >>>>>> Virtual Machines Docker on Bare Metal Docker on CoreOS in an IaaS >>>>>> >>>>>> Cartridge Instance >>>>>> >>>>>> a VM >>>>>> >>>>>> a Docker Process >>>>>> >>>>>> a Docker Process >>>>>> >>>>>> Partition >>>>>> >>>>>> an Availability Zone >>>>>> >>>>>> a Docker Host VM >>>>>> >>>>>> a CoreOS Host VM >>>>>> >>>>>> Network Partition >>>>>> >>>>>> a Region >>>>>> >>>>>> a set of Docker Host VMs >>>>>> >>>>>> a cluster of CoreOS VMs >>>>>> >>>>>> >>>>>> With the introduction of Docker, I feel like we need a >>>>>> sub-partitioning concept to cater in-container auto-scaling feature. I'll >>>>>> start a separate thread to discuss my findings on this. >>>>>> >>>>> >>>>> I did not get what is "in-container auto-scaling" means? Do you mean >>>>> creating(auto-scaling) several docker processes in docker host for e.g.? >>>>> >>>> >>>> Yes Lahiru. >>>> >>>>> >>>>> Thanks. >>>>> >>>>> >>>>> >>>>>> >>>>>> -- >>>>>> Best Regards, >>>>>> Nirmal >>>>>> >>>>>> Nirmal Fernando. >>>>>> PPMC Member & Committer of Apache Stratos, >>>>>> Senior Software Engineer, WSO2 Inc. >>>>>> >>>>>> Blog: http://nirmalfdo.blogspot.com/ >>>>>> >>>>> >>>>> >>>>> >>>>> -- >>>>> -- >>>>> Lahiru Sandaruwan >>>>> Committer and PMC member, Apache Stratos, >>>>> Senior Software Engineer, >>>>> WSO2 Inc., http://wso2.com >>>>> lean.enterprise.middleware >>>>> >>>>> email: [email protected] cell: (+94) 773 325 954 >>>>> blog: http://lahiruwrites.blogspot.com/ >>>>> twitter: http://twitter.com/lahirus >>>>> linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146 >>>>> >>>>> >>>> >>>> >>>> -- >>>> Best Regards, >>>> Nirmal >>>> >>>> Nirmal Fernando. >>>> PPMC Member & Committer of Apache Stratos, >>>> Senior Software Engineer, WSO2 Inc. >>>> >>>> Blog: http://nirmalfdo.blogspot.com/ >>>> >>> >>> >>> >>> -- >>> -- >>> Lahiru Sandaruwan >>> Committer and PMC member, Apache Stratos, >>> Senior Software Engineer, >>> WSO2 Inc., http://wso2.com >>> lean.enterprise.middleware >>> >>> email: [email protected] cell: (+94) 773 325 954 >>> blog: http://lahiruwrites.blogspot.com/ >>> twitter: http://twitter.com/lahirus >>> linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146 >>> >>> >> >> >> -- >> Imesh Gunaratne >> >> Technical Lead, WSO2 >> Committer & PPMC Member, Apache Stratos >> > > > > -- > Best Regards, > Nirmal > > Nirmal Fernando. > PPMC Member & Committer of Apache Stratos, > Senior Software Engineer, WSO2 Inc. > > Blog: http://nirmalfdo.blogspot.com/ > -- Best Regards, Nirmal Nirmal Fernando. PPMC Member & Committer of Apache Stratos, Senior Software Engineer, WSO2 Inc. Blog: http://nirmalfdo.blogspot.com/
