Re: [Openstack-operators] [openstack-dev] [nova] How to expose the compute node local disks to instances

2016-12-09 Thread Belmiro Moreira
Hi Sean, thanks for the suggestions. On Thu, 8 Dec 2016 at 23:10, Sean McGinnis wrote: > Hi Belmiro, > > In Cinder there is the "raw disk device" driver that has been used by some > for Hadoop and similar applications. That may be something to look at, but > with a big warning. > > That being th

Re: [Openstack-operators] [openstack-dev] [nova] How to expose the compute node local disks to instances

2016-12-08 Thread Sean McGinnis
Hi Belmiro, In Cinder there is the "raw disk device" driver that has been used by some for Hadoop and similar applications. That may be something to look at, but with a big warning. That being that it is deprecated in the Ocata release and will be removed in Pike. The reason it is going to be re

[Openstack-operators] [openstack-dev] [nova] How to expose the compute node local disks to instances

2016-12-08 Thread Belmiro Moreira
Hi, we have a set of disk servers (JBOD) that we would like to integrate into our cloud to run applications like Hadoop and Spark. Using file disks for storage and a huge "/var/lib/nova" is not an option for these use cases so we would like to expose the local drives directly to the VMs as ephe