Hi Krishnanarayanan, Can you please share more for how did you use mesos executor to manage VMs? The Mesos also filed a JIRA here https://issues.apache.org/jira/browse/MESOS-2717 which want to introduce Qemu/LVM support, seems you are ahead of community. ;-)
Thanks, Guangya On Wed, May 25, 2016 at 6:09 PM, Krishnanarayanan VR <[email protected] > wrote: > Guangya: > > Thanks for your response. > > yeah, the VMs are created by the mesos executor. I'll take a look at the > checkpointing and see if it works. > > > > On Wed, May 25, 2016 at 10:57 AM, Guangya Liu <[email protected]> wrote: > >> Hi Krishnanarayanan, >> >> How did you create your VM on baremetal servers with Mesos? Are you >> leveraging mesos executor or some other components? >> >> The framework have checkpoint logic which can recover tasks in one >> framework back to original state, please refer to >> https://github.com/apache/mesos/blob/master/include/mesos/mesos.proto#L233-L237 >> , does this help? >> >> Thanks, >> >> Guangya >> >> On Wed, May 25, 2016 at 12:25 PM, Krishnanarayanan VR < >> [email protected]> wrote: >> >>> >>> Hello: >>> >>> We've been using mesos to allocate kvm VMs on our baremetal servers. >>> >>> The high level flow is as below: >>> o user requests a VM with nCpus and mMem. >>> o framework picks up an appropriate offer and spins a new VM >>> o the baremetal on which the VM was spun is noted into a json file. >>> cpu/mem resources are also noted in the same file. >>> o In the event that the framework dies and restarts, the file is >>> processed first and a VM needs to be created iff the VM does not exist ( >>> for whatever reason ). data for each VM is stored in a file likewise. >>> >>> My question/requirement is: >>> >>> The framework restart does not have any impact on the individual kvm VMs >>> on the mesos slave baremetal servers. when the framework restarts, if the >>> VM is already present, I'd just like to add it to the TASK_RUNNING status >>> with the noted resources, without having to go through the actual executor. >>> >>> Any pointers on how this can be achieved ? >>> >>> Thanks >>> >> >> >
