#raidz
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RAIDZ1 vs RAIDZ2: Parity, Resilver Risk, and Which to Pick
RAIDZ1 survives one disk failure, RAIDZ2 survives two. What that means for usable capacity, resilver risk, and how to choose at each vdev width.
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TrueNAS Pool Won't Import? 5 zpool Fixes That Work
TrueNAS pool won't import, or I/O is suspended? Decode UNAVAIL, FAULTED and DEGRADED, fix missing devices, and import read-only to rescue your data.
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ZFS RAIDZ vs Mirror: Capacity, IOPS, and Resilver Risk
Choose 6- to 8-wide RAIDZ2 for media and bulk storage, or two-way mirrors for VMs and databases. Compare usable capacity, fault tolerance and growth.