Whats New in Havana--Nova

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Part of Mirantis "What's New in Havana" Webinar, representing Nova features

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Whats New in Havana--Nova

  1. 1. What’s New In OpenStack Havana Webcast October 2013
  2. 2. OpenStack Compute Nova 5
  3. 3. Nova Lifecycle •  Boot from image/volume/snapshot •  Clone from image/snapshot •  Shelve instance nova shelve <instance_id> 6
  4. 4. Nova Live migration •  Only within a single cell •  Requires shared storage nova live-migration <instance_id> <host_id> Complete instructions at http://bit.ly/live-migration-openstack 7
  5. 5. Nova Quotas •  Edit default quota •  Set quotas per user, rather than per tenant/ project nova-manage project quota --project <project name> --user <user name> --key <key for the quota to set> --value <value> 8
  6. 6. Nova Cells and availability zones •  No longer chosen at random •  Scheduled the same way hosts are •  Uses scheduler_filter_classes and scheduler_weight_classes •  Can specify ram_by_instance_type and weight_offset 9
  7. 7. Nova Docker •  Create and package an application, then run in any Docker container •  Implemented as both a hypervisor type and a container type for Glance 10
  8. 8. Nova VMware •  Cinder support •  Ability to control clone strategy •  Manage multiple clusters from VMware vCenter 11
  9. 9. Nova KVM •  QEMU guest agent (qemu-guest-agent) nova image-meta <image_id> set hw_qemu_guest_agent=yes •  Cinder QoS and rate limiting •  PCI passthrough (libvirt only) •  New virtual interface (VIF) drivers (IO Visor, Indigo Virtual Switch, Mellanox) •  Store images as RBD, boot from Ceph. 12
  10. 10. Nova Hyper-V •  Support for Windows Server / Hyper-V Server 2012 R2 •  Drive resizing with VHDX •  Memory oversubscription with dynamic memory •  Ephemeral storage •  Ceilometer integration 13
  11. 11. Nova XenServer •  Get around VHD 2000GB limit by splitting large ephemeral disks into 1024GB or 2000GB chunks •  Logging of a server console •  Ability to boot VMs into a state where they are running a Linux distribution installer, to help users build their own custom images •  And much, much, much more 14
  12. 12. Nova Storage •  Encryption of Cinder volumes •  Native GlusterFS support •  iSER support for iSCSI over TCP when using RDMA 15

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