> On Jul 5, 2017, at 2:39 AM, Thodoris Zois <z...@ics.forth.gr> wrote: > > Ok, probably you are right but what you don’t understand is that i am a > completely newbie and i see such systems for the first time. It’s about a > university project that i am working on in order to get my bachelor degree. I > don’t really know the proper way to express what i want to like you do. I > don’t know how to connect 2 frameworks or something, i don’t even know how to > make my own framework and compile it with the dependencies that Mesos needs. > I am just writting on TestFramework.java and TestExecutor.java and that’s > all. The reason that i want to run everything from the same framework > (instance) is because keep a TreeMap with some info that i don’t want to lose > if i terminate the Schedulers driver. So if i start up a new framework, > TreeMap is gone. Forget about the tasks, i can use the same TestExecutor.java > for every scheduler.
Note that you can start multiple Scheduler drivers within the same server. Each one can register with Mesos as a separate framework. > What i want to achieve is to get offers from a specific agent with role “SB” > and run 10 tasks (i give also to my Framework role “SB”), then i store those > information (which are actually TaskInfo in Schedulers TreeMap). After that i > would like to change the role of my Framework to “*(default)”. Then i will > get offer from an agent that has the default role and i will still have the > info in my TreeMap because scheduler instance didn’t stop. If you start multiple Scheduler drivers, they can all share a TreeMap because they are running in the same Java process. > That’s all. My problem is that i don’t know how to change the role of the > Framework without losing that TreeMap, and also how to set it with version > 1.3.0. > > Hope that everybody understands now…. > Thank you, and i am really sorry for the spam > > >> On 5 Jul 2017, at 12:24, James Peach <jor...@gmail.com> wrote: >> >> >>> On Jul 5, 2017, at 12:54 AM, Thodoris Zois <z...@ics.forth.gr> wrote: >>> >>> Hi, >>> >>> No, i would like my framework to be offered resources from agent with role >>> (e.g: thz) and after running the specific tasks change its role to (*) in >>> order to get offers from different agents, but it will run the same tasks >>> because i am never terminating the scheduler driver (that’s what i want to). >> >> As I suggested on Slack, I still think the most obvious way to implement >> this is to connect 2 frameworks, 1 for each role. Just co-ordinate >> internally to accept the offers you want in the right sequence. From your >> description, there's no requirement for this to be done in 1 framework. >> >> I don't really follow what you mean by "run the same tasks". You can run new >> instances of the same task (from whatever framework you like); you can also >> send new tasks to an existing executor (from the same framework). >> >>> Don’t try to find logic, it’s not for a company or something :) >> >> I think that for people to help you, they need to be able to understand the >> logic of what you want to achieve and why :) >> >>> >>> Thank you, >>> Thodoris >>> >>>> On 5 Jul 2017, at 05:36, Jay Guo <guojiannan1...@gmail.com> wrote: >>>> >>>> Hi Thodoris, >>>> >>>> If I understand correctly, you would like your framework to receive offers >>>> from both 'role' and '*', so resources reserved to 'role' on particular >>>> agent could be reliably supplied to the framework? Isn't it sufficient to >>>> start your framework with multiple roles, 'role' & '*'? You need to enable >>>> the capability. >>>> >>>> - J >>>> >>>> On Wed, Jul 5, 2017 at 7:28 AM, Thodoris Zois <z...@ics.forth.gr> wrote: >>>> I have built a Framework in Java that is running certain tasks. I would >>>> like to run those tasks on a specific agent. I have set a role to the >>>> Framework and used flags upon starting of the agent. Till here everything >>>> is good. When framework has run tasks successfully i am not terminating >>>> it. I would like to change its role to default (*) and get offered >>>> resources from master that correspond to that role and it will run again >>>> the same amount of tasks (and the same tasks) because i never terminated >>>> (and i don't want to terminate its instance because i keep some mesos >>>> metrics to a static TreeMap). That's all.. I just wanted somebody to >>>> explain me exactly how it works and what i have to do because everything i >>>> have tried today fails, and seems i can't find useful info on the Internet >>>> about this. >>>> >>>> Thank you! >>>> >>>> On 4 Jul 2017, at 21:00, Michael Park <mp...@apache.org> wrote: >>>> >>>>> What is it that you need help with? >>>>> >>>>> On Tue, Jul 4, 2017 at 11:12 AM Thodoris Zois <z...@ics.forth.gr> wrote: >>>>> Hello list, >>>>> >>>>> Is anybody available to help me with the new feature of 1.3.0 version, >>>>> that a framework can modify its role? >>>>> >>>>> Thank you >>>> >>> >> >
