Table of Contents

Introduction

These release notes for Ubuntu 17.04 (Zesty Zapus) provide an overview of the release and document the known issues with Ubuntu 17.04 and its flavors.

Support lifespan

Ubuntu 17.04 will be supported for 9 months until January 2018. If you need Long Term Support, it is recommended you use Ubuntu 16.04 LTS instead.

Official flavour release notes

Find the links to release notes for official flavors here.


Get Ubuntu 17.04

Download Ubuntu 17.04

Images can be downloaded from a location near you.

You can download ISOs and flashable images from from:

http://releases.ubuntu.com/17.04/ (Ubuntu Desktop and Server)
http://cdimage.ubuntu.com/ubuntu/releases/17.04/release/ (Less Popular Ubuntu Images)
http://cloud-images.ubuntu.com/releases/17.04/release/ (Ubuntu Cloud Server)
http://cdimage.ubuntu.com/netboot/17.04/ (Ubuntu Netboot)
http://cdimage.ubuntu.com/kubuntu/releases/17.04/release/ (Kubuntu)
http://cdimage.ubuntu.com/lubuntu/releases/17.04/release/ (Lubuntu)
http://cdimage.ubuntu.com/ubuntu-budgie/releases/17.04/release/ (Ubuntu Budgie)
http://cdimage.ubuntu.com/ubuntu-gnome/releases/17.04/release/ (Ubuntu GNOME)
http://cdimage.ubuntu.com/ubuntukylin/releases/17.04/release/ (Ubuntu Kylin)
http://cdimage.ubuntu.com/ubuntu-mate/releases/17.04/release/ (Ubuntu MATE)
http://cdimage.ubuntu.com/ubuntustudio/releases/17.04/release/ (Ubuntu Studio)
http://cdimage.ubuntu.com/xubuntu/releases/17.04/release/ (Xubuntu)

Upgrading from Ubuntu 16.10

To upgrade on a desktop system:

To upgrade on a server system:

Note that the server upgrade will use GNU screen and automatically re-attach in case of dropped connection problems.

There are no offline upgrade options for Ubuntu Desktop and Ubuntu Server. Please ensure you have network connectivity to one of the official mirrors or to a locally accessible mirror and follow the instructions above.


New features in 17.04

32-bit PowerPC Support Dropped

Networking

Swap

Updated Packages

Linux kernel 4.10

Ubuntu 17.04 is based on the Linux release series 4.10.

Driverless Printing

We now support printers which allow printing without printer-specific drivers. These printers are IPP Everywhere and Apple AirPrint printers, but also some PDF, Postscript, and PCL printers work. This way connecting a printer gets as easy as connecting a USB stick.

Ubuntu Desktop

Ubuntu Server

qemu 2.8

Qemu has been updated to the 2.8 release.

See the Changelog for details.

libvirt 2.5

Libvirt has been updated to version 2.5. See the Changelogs for details.

For administrators worth to consider is that depending on the system setup and huge page size availability the specification of a page size for hugepages in a guest xml can now be mandatory.

LXD 2.12

LXD, now at version 2.12, introduces support for GPU passthrough, including NVidia CUDA. A new storage API has also been added, allowing for the creation of multiple storage pools which can then be used to host containers or independent storage volumes.

And a number of new images have been added, including support for Ubuntu Core 16.

DPDK

Ubuntu 17.04 includes the latest release of DPDK, 16.11.1.

See the Release Notes as well as the stable release announcement for more detail.

As a tech preview DPDK is now also available for ppc64el. This includes the latest improvements made in version 16.11.1 in general, but also further improvements to enable the i40e PMD and vfio-pci scanning on spapr platforms.

OpenStack Ocata

Ubuntu 17.04 includes the latest OpenStack release, Ocata, including the following components:

Please refer to the OpenStack Ocata release notes for full details of this release of OpenStack.

OpenStack Ocata is also provided via the Ubuntu Cloud Archive for OpenStack Ocata for Ubuntu 16.04 LTS users.

WARNING: Upgrading an OpenStack deployment is a non-trivial process and care should be taken to plan and test upgrade procedures which will be specific to each OpenStack deployment.

Make sure you read the OpenStack Charm Release Notes for more information about how to deploy Ubuntu OpenStack using Juju.

cloud-init

Cloud-init has been updated to be more strict when identifying the cloud platform that it is running on and searching for datasources. The driver for doing this is to:

For more information see the mailing list post and bug 1669675 for details.

Cloud-init can customize the network configuration of instances on certain clouds and datasources. For more information on network configurations see the documentation

Known issues

As is to be expected, with any release, there are some significant known bugs that users may run into with this release of Ubuntu 17.04. The ones we know about at this point (and some of the workarounds), are documented here so you don't need to spend time reporting these bugs again:

Installation

OpenVPN

OpenVPN 2.4 removed its tls-remote option. Current setups using that option will fail to work. Update your configuration to use verify-x509-name instead.

Upgrade

Desktop


Official flavours

The release notes for the official flavours can be found at the following links:


More information

Reporting bugs

Your comments, bug reports, patches and suggestions will help fix bugs and improve the quality of future releases. Please report bugs using the tools provided.

If you want to help out with bugs, the Bug Squad is always looking for help.

Participate in Ubuntu

If you would like to help shape Ubuntu, take a look at the list of ways you can participate at

More about Ubuntu

You can find out more about Ubuntu on the Ubuntu website and Ubuntu wiki.

To sign up for future Ubuntu development announcements, please subscribe to Ubuntu's development announcement list at:

ZestyZapus/ReleaseNotes (last edited 2017-06-28 14:49:32 by raharper)