#zfs articles | Hashnode

JJJozzieTechjjozzietech.hashnode.devSep 24 · 16 min read

Five layers, one migration — what a fabric cutover exposed about storage

The plan was a network change with a storage flavour. Move a Windows workload and two TrueNAS servers off the legacy flat network and onto the new dual-TOR fabric on the workload VLAN. Three cutovers.

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JJJozzieTechjjozzietech.hashnode.devAug 13 · 12 min read

Recovering a ZFS pool with a missing RAIDZ1 vdev — without wiping a single disk

The same outage that suspended the first pool also took down a second pool on the same box in a different, harder way. That's the piece the suspended-pool recovery closed by pointing at. This is that

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JJJozzieTechjjozzietech.hashnode.devJul 23 · 9 min read

Two TrueNAS servers, one rack — the CORE-and-SCALE split I never designed

Two TrueNAS servers. Same rack. One's on CORE, one's on SCALE. If someone asked me why, the honest answer isn't a design decision. It's a series of arrivals — one workload trigger at a time, each land

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JJJozzieTechjjozzietech.hashnode.devJul 9 · 9 min read

How I got a suspended TrueNAS pool back online without replacing a single disk

The rack had just come back online after an outage. Most things looked fine — VMs booted, the network reconverged, monitoring caught up on the missed intervals. Then I ran zpool status on one of the T

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MMMichael Miroshnichenkohetman-software.hashnode.devJul 1 · 9 min read

Data Recovery in ZFS: Datasets, ZVOLs, Snapshots, and Virtual Disks

ZFS combines filesystem management, checksumming, snapshots, RAID-like redundancy, and block storage in a single architecture. However, hardware failures, damaged pool metadata, accidental Dataset or

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ACAlok Chatterjiread.darkshield.co.inDec 1, 2025 · 7 min read

Building a Resilient Homelab Storage Solution with TrueNAS

Welcome, fellow homelab enthusiasts! If you're like me, you've probably spent countless hours building, tweaking, and perfecting your home infrastructure. But there's one aspect of the homelab that's absolutely critical: storage. In this post, I'm go...

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Ttripleotripleo-open-source.hashnode.devOct 25, 2025 · 1 min read

Why open source things (pt 2)?

Why Linux? Because it's free. And also because it's better than all the other free stuff. Because hippies like it. Because the other stuff doesn’t work yet. Definition of hippie: the kind that like tech but are not your bros Definition of other stuff...

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JJobashyit.hashnode.devSep 20, 2025 · 2 min read

Proxmox 9.0.8 儲存類型與 Ceph 機制筆記

https://pve.proxmox.com/pve-docs/chapter-pvesm.html 儲存格式總覽 ZFS (zfspool) 類型：區塊與檔案皆可是否共享：否快照支援：是穩定性：高額外補充：ZFS 是 Copy-on-Write 檔案系統，支援快照、壓縮、檔案校驗等功能。記憶體建議：官方建議至少 8GB，推薦 16GB 以上，並建議每 1TB 的儲存空間配 1GB RAM。 Directory (dir) 類型：檔案是否共享：否快照支援：是...

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JJobashyit.hashnode.devSep 20, 2025 · 4 min read

Notes on Proxmox 9.0.8 Storage Types and Ceph Mechanism

https://pve.proxmox.com/pve-docs/chapter-pvesm.html Overview of Storage Formats ZFS (zfspool) Type: Both block and file Shared: No Snapshot Support: Yes Stability: High Notes: ZFS is a Copy-on-Write file system that supports snapshots, compressi...

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ACAnthony Ceperohomelab.hashnode.devJun 17, 2025 · 2 min read

Designing Resilient, Layered Backups

Introduction When I first built my homelab, I focused on virtualization and network segmentation,but my backup story was an afterthought. In this post, I’ll share the end-to-end architecture I now trust: a mirrored ZFS NAS, Linux containers, and cont...

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Five layers, one migration — what a fabric cutover exposed about storage

Recovering a ZFS pool with a missing RAIDZ1 vdev — without wiping a single disk

Two TrueNAS servers, one rack — the CORE-and-SCALE split I never designed

How I got a suspended TrueNAS pool back online without replacing a single disk

Data Recovery in ZFS: Datasets, ZVOLs, Snapshots, and Virtual Disks

Building a Resilient Homelab Storage Solution with TrueNAS

Why open source things (pt 2)?

Proxmox 9.0.8 儲存類型與 Ceph 機制筆記

Notes on Proxmox 9.0.8 Storage Types and Ceph Mechanism

Designing Resilient, Layered Backups

#zfs

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#zfs

Explore Hashnode

Trending tags this week

Five layers, one migration — what a fabric cutover exposed about storage

Recovering a ZFS pool with a missing RAIDZ1 vdev — without wiping a single disk

Two TrueNAS servers, one rack — the CORE-and-SCALE split I never designed

How I got a suspended TrueNAS pool back online without replacing a single disk

Data Recovery in ZFS: Datasets, ZVOLs, Snapshots, and Virtual Disks

Building a Resilient Homelab Storage Solution with TrueNAS

Why open source things (pt 2)?

Proxmox 9.0.8 儲存類型與 Ceph 機制筆記

Notes on Proxmox 9.0.8 Storage Types and Ceph Mechanism

Designing Resilient, Layered Backups