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docs: update HWE example and table
Signed-off-by: Anne Chew <anne.chew@canonical.com>
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‎docs/_images/ref-hwe-kernel-release-cycle-jammy.svg‎

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‎docs/_images/ref-hwe-kernel-release-cycle-noble.svg‎

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‎docs/reference/hwe-kernels.rst‎

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@@ -17,10 +17,10 @@ have similar life cycles as their newer Ubuntu kernel counterparts. They will
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typically get rolled off to the next HWE kernel once a new Ubuntu series is
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released (until the next LTS).
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.. figure:: /_images/ref-hwe-kernel-release-cycle-jammy.svg
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.. figure:: /_images/ref-hwe-kernel-release-cycle-noble.svg
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:alt: Typical HWE kernel release cycle
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Example of HWE kernel release cycle for Jammy Jellyfish
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Example of HWE kernel release cycle for Noble Numbat
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The table below summarizes the support life cycle, development and release
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schedule, end-of-life (EOL) and Extended Security Maintenance (ESM) dates for
@@ -31,76 +31,88 @@ supported and upcoming HWE kernels.
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.. table:: HWE kernel life cycle and package details
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:align: center
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+-----------------+------------------------+----------------+----------------------------------------------------------+
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| Ubuntu series | Ubuntu version | Kernel version | Key dates |
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+=================+========================+================+==========================================+===============+
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| Noble Numbat | 24.04.0 LTS | 6.8 | Release | April 2024 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | April 2029 |
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+-----------------+------------------------+----------------+------------------------------------------+---------------+
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| Jammy Jellyfish | *22.04.5 LTS (HWE)* | *6.8* | :ref:`Edge <ref-about-hwe-install-edge>` | *June 2024* |
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| | | +------------------------------------------+---------------+
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| | | | *Release* | *August 2024* |
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| | | +------------------------------------------+---------------+
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| | | | *EOL* | *April 2027* |
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| +------------------------+----------------+------------------------------------------+---------------+
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| | 22.04.4 LTS (HWE) | 6.5 | Release | February 2024 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | August 2024 |
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| +------------------------+----------------+------------------------------------------+---------------+
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| | 22.04.0 LTS | 5.15 | Release | April 2022 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | April 2027 |
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| | | +------------------------------------------+---------------+
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| | | | ESM | March 2032 |
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+-----------------+------------------------+----------------+------------------------------------------+---------------+
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| Focal Fossa | 20.04.5 LTS (HWE) | 5.15 | Release | August 2022 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | April 2025 |
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| | | +------------------------------------------+---------------+
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| | | | ESM | April 2030 |
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| +------------------------+----------------+------------------------------------------+---------------+
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| | 20.04.0 LTS | 5.4 | Release | April 2020 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | April 2025 |
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| | | +------------------------------------------+---------------+
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| | | | ESM | April 2030 |
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+-----------------+------------------------+----------------+------------------------------------------+---------------+
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| Bionic Beaver | 18.04.5 LTS (HWE) | 5.4 | Release | August 2020 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | April 2023 |
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| | | +------------------------------------------+---------------+
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| | | | ESM | April 2028 |
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| +------------------------+----------------+------------------------------------------+---------------+
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| | 18.04.0 LTS | 4.15 | Release | April 2018 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | April 2023 |
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| | | +------------------------------------------+---------------+
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| | | | ESM | April 2028 |
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+-----------------+------------------------+----------------+------------------------------------------+---------------+
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| Xenial Xerus | 16.04.5 LTS (HWE) | 4.15 | Release | August 2018 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | April 2021 |
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| | | +------------------------------------------+---------------+
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| | | | ESM | April 2026 |
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| +------------------------+----------------+------------------------------------------+---------------+
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| | 16.04.0 LTS | 4.4 | Release | April 2016 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | April 2021 |
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| | | +------------------------------------------+---------------+
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| | | | ESM | April 2026 |
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+-----------------+------------------------+----------------+------------------------------------------+---------------+
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| Trusty Tahr | 14.04.5 LTS (HWE) | 4.15 | Release | August 2016 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | April 2019 |
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| | | +------------------------------------------+---------------+
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| | | | ESM | April 2024 |
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+-----------------+------------------------+----------------+------------------------------------------+---------------+
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+--------------------+------------------------+----------------+----------------------------------------------------------+
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| Ubuntu series | Ubuntu version | Kernel version | Key dates |
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+====================+========================+================+==========================================+===============+
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| *Resolute Raccoon* | *26.04.0 LTS* | *6.20* | *Release* | *April 2026* |
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| | | +------------------------------------------+---------------+
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| | | | *EOL* | *April 2031* |
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+--------------------+------------------------+----------------+------------------------------------------+---------------+
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| Noble Numbat | *24.04.5 LTS (HWE)* | *6.20* | :ref:`Edge <ref-about-hwe-install-edge>` | *June 2026* |
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| | | +------------------------------------------+---------------+
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| | | | *Release* | *August 2026* |
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| | | +------------------------------------------+---------------+
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| | | | *EOL* | *April 2029* |
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| +------------------------+----------------+------------------------------------------+---------------+
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| | 24.04.4 LTS (HWE) | 6.17 | Release | February 2026 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | July 2026 |
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| +------------------------+----------------+------------------------------------------+---------------+
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| | 24.04.0 LTS | 6.8 | Release | April 2024 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | April 2029 |
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| | | +------------------------------------------+---------------+
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| | | | ESM | March 2034 |
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+--------------------+------------------------+----------------+------------------------------------------+---------------+
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| Jammy Jellyfish | 22.04.5 LTS (HWE) | 6.8 | Release | August 2024 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | April 2027 |
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| | | +------------------------------------------+---------------+
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| | | | ESM | March 2032 |
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| +------------------------+----------------+------------------------------------------+---------------+
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| | 22.04.0 LTS | 5.15 | Release | April 2022 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | April 2027 |
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| | | +------------------------------------------+---------------+
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| | | | ESM | March 2032 |
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+--------------------+------------------------+----------------+------------------------------------------+---------------+
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| Focal Fossa | 20.04.5 LTS (HWE) | 5.15 | Release | August 2022 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | April 2025 |
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| | | +------------------------------------------+---------------+
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| | | | ESM | April 2030 |
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| +------------------------+----------------+------------------------------------------+---------------+
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| | 20.04.0 LTS | 5.4 | Release | April 2020 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | April 2025 |
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| | | +------------------------------------------+---------------+
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| | | | ESM | April 2030 |
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+--------------------+------------------------+----------------+------------------------------------------+---------------+
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| Bionic Beaver | 18.04.5 LTS (HWE) | 5.4 | Release | August 2020 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | April 2023 |
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| | | +------------------------------------------+---------------+
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| | | | ESM | April 2028 |
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| +------------------------+----------------+------------------------------------------+---------------+
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| | 18.04.0 LTS | 4.15 | Release | April 2018 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | April 2023 |
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| | | +------------------------------------------+---------------+
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| | | | ESM | April 2028 |
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+--------------------+------------------------+----------------+------------------------------------------+---------------+
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| Xenial Xerus | 16.04.5 LTS (HWE) | 4.15 | Release | August 2018 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | April 2021 |
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| | | +------------------------------------------+---------------+
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| | | | ESM | April 2026 |
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| +------------------------+----------------+------------------------------------------+---------------+
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| | 16.04.0 LTS | 4.4 | Release | April 2016 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | April 2021 |
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| | | +------------------------------------------+---------------+
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| | | | ESM | April 2026 |
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+--------------------+------------------------+----------------+------------------------------------------+---------------+
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| Trusty Tahr | 14.04.5 LTS (HWE) | 4.15 | Release | August 2016 |
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| | | +------------------------------------------+---------------+
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| | | | EOL | April 2019 |
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| | | +------------------------------------------+---------------+
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| | | | ESM | April 2024 |
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+--------------------+------------------------+----------------+------------------------------------------+---------------+
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.. note::
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HWE kernels that have reached EOL and are no longer under the ESM support
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phase are excluded from the table above.
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HWE kernels that have reached EOL and are no longer under the ESM or Legacy
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add-on support phase are excluded from the table above.
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See the `Ubuntu kernel release cycle`_ for information.
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Installing a HWE kernel
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You can get early access to the next HWE kernel - that will be shipped with a
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newer kernel version - by installing the ``-edge`` variant.
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To install the latest edge kernel variant for Ubuntu 22.04 LTS, run:
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To install the latest edge kernel variant for Ubuntu 24.04 LTS, run:
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.. code:: shell
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sudo apt-get install --install-recommends linux-generic-hwe-22.04-edge
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sudo apt-get install --install-recommends linux-generic-hwe-24.04-edge
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For more information, see :term:`edge kernel` for more information.
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