#openzfs
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ZFS vs Btrfs for a Home NAS: Which One Should You Run
Btrfs ships in the kernel and reshapes on the fly. ZFS gives you parity RAID its own maintainers stand behind. How the two compare on a home NAS.
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RAIDZ1 vs RAIDZ2 vs RAIDZ3: Choosing Parity
How RAIDZ1, RAIDZ2 and RAIDZ3 differ in capacity, failure tolerance and rebuild risk, plus which of those choices you can still change after creation.
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ZFS Hardware Requirements: RAM, HBAs and Disks
What OpenZFS actually needs from memory, controllers and drives, where the 1 GB per TB rule really came from, and which hardware choices are permanent.
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ZFS Pool DEGRADED: Diagnose and Replace a Failed Disk
Read zpool status, distinguish a failed disk from a cable or controller fault, replace the right device, and verify the resilver safely.
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Choosing a ZFS Pool Topology: Mirrors, RAIDZ and vdev Layout
How vdev choice fixes a ZFS pool's redundancy, random IOPS and resilver window, plus which layout settings are permanent once the pool is created.