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@behlendorf behlendorf released this 14 Oct 23:57
· 91 commits to master since this release
zfs-2.3.0-rc2
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behlendorf Brian Behlendorf
GPG key ID: 0AB9E991C6AF658B
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We are excited to announce the second release candidate (RC2) of OpenZFS 2.3.0.

Key Features in OpenZFS 2.3.0 RC2:

  • RAIDZ Expansion (#15022): Add new devices to an existing RAIDZ pool, increasing storage capacity without downtime.
  • Fast Dedup (#15896): A major performance upgrade to the original OpenZFS deduplication functionality.
  • Direct IO (#10018): Allows bypassing the ARC for reads/writes, improving performance in scenarios like NVMe devices where caching may hinder efficiency.
  • Long names (#15921): Support for file and directory names up to 1023 characters.
  • Bug Fixes: A series of critical bug fixes addressing issues reported in previous versions.
  • Supported Platforms:
    • Linux kernels 4.18 - 6.11,
    • FreeBSD releases 13.3, 14.0, and 14.1.

Changes (zfs-2.3.0-rc1...zfs-2.3.0-rc2)

  • ZTS: Make use of optimal CPU pinning #16641
  • ZTS: Optimize Kernel Same-page Merging (KSM) #16641
  • Fallback to strerror() when strerror_l() isn't available #16636 #16640
  • ZTS: Increase zpool_import_parallel_pos import margin #16638
  • ZTS: Slightly increase dedup_quota limit #16637
  • CI: Stick with ubuntu-22.04 for CodeQL analysis #16639
  • zdb: fix printf format in dump_zap() #16635
  • zpool/zfs: allow --json wherever -j is allowed #16632
  • Always validate checksums for Direct I/O reads #16598
  • FreeBSD: ignore some includes when not building kernel #16616
  • ztest: Fix scrub check in ztest_raidz_expand_check() #16627
  • vdev_id: multi-lun disks & slot num zero pad #16603
  • ZTS: resilver_restart_001.ksh restore defaults #16618
  • Only serialize native-deb* targets #16622
  • zpool/zfs: restore -V & --version options #16615 #16617
  • Return boolean_t in inline functions of lib/libspl/include/sys/uio.h #16613
  • Bump SONAME of libzfs and libzpool #16609
  • contrib/debian: add new manpages to installation list #16609
  • Fix generation of kernel uevents for snapshot rename on linux #14223 #16600
  • ZTS: Fix summary page creation again - second try #16611
  • ZTS: Remove FreeBSD 13.4-STABLE #16610

How to Participate:

We encourage users and developers to test this release candidate and provide feedback. Your input is invaluable in ensuring the final release meets our community's needs. Please report any issues you encounter in our GitHub repository.

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