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OpenZFS: Revert "tunables: remove legacy FreeBSD aliases"
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Authored by emaste on Sep 21 2025, 2:51 PM.
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Summary

The installer was still adding the legacy sysctl vfs.zfs.min_auto_ashift=12 to /etc/sysctl.conf until very recently -- commit 87a7b35f04b6 ("bsdinstall: fix vfs.zfs.vdev.min_auto_ashift oid"), and many users have this in sysctl.conf.

Restore the legacy aliases for now, until we can execute on a deprecation plan.

This reverts commit ced72fdd69f27b54cf592351a36660cd9fd7dbd3.

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rG FreeBSD src repository
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