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Ubuntu is a popular free and open-source Linux distribution originally based on Debian. Ubuntu is released every six months with long-term support (LTS) releases every two years.

A complete list of the kernel versions shipped with Ubuntu releases can be found here. The table below summarizes zoned block device support readiness for the most recent releases.

NameVersionKernelZBD APIZBC, ZACZNSdm-zoned
Precise Pangolin12.04 LTS3.2NoNoNoNo
Trusty Tahr14.04 LTS3.13NoNoNoNo
Xenial Xerus16.04 LTS4.4NoNoNoNo
Zesty Zapus17.04 LTS4.10YesNoNoNo
Artful Aardvark17.104.13YesYesNoNo
Bionic Beaver18.04 LTS4.15YesYesNoNo
Cosmic Cuttlefish18.104.18YesYesNoNo
Disco Dingo19.04 LTS5.0YesYesNoNo
Eoan Ermine19.105.3YesYesNoNo
Focal Fossa20.04 LTS5.4YesYesNoNo
Groovy Gorilla20.105.8YesYesNoNo
Hirsute Hippo21.04 LTS5.11YesYesYesNo
Impish Indri21.105.13YesYesYesNo
Jammy Jellyfish22.04 LTS5.17YesYesYesNo