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  1. mirror | TrueNAS Community

    Jul 8, 2023 · SOLVED Drive backup using mirroring: how to restore? Hello! My setup is the following: 1 vdev with 3 HDDs, all 3 mirror of each other (so 3 x 3TB HDD, total available …

  2. Some differences between RAIDZ and mirrors, and why we use

    Jun 12, 2016 · ZFS is a complicated, powerful system. Unfortunately, it isn't actually magic, and there's a lot of opportunity for disappointment if you don't understand what's going on. RAIDZ …

  3. SOLVED - Help understanding Mirrored vdevs in relation to pools

    Apr 18, 2023 · 12 disks in 6 mirror vdevs give you the IOPS of 6 disks. At the expense of less resiliency - one disk is easy peasy, lose two disks and you might still be ok, but as soon as you …

  4. Mirroring the Boot Pool | TrueNAS Documentation Hub

    Aug 18, 2023 · Adding a second storage device to the boot pool changes the configuration to a Mirror. This allows one of the devices to fail and the system still boots. If one of the two …

  5. How to set up 2-way and 3-way mirrors. | TrueNAS Community

    Jul 17, 2017 · A "3-way" mirror would have three columns and two rows, and would consist of two mirrors, of three disks each, striped together. If you wanted to keep the same level of …

  6. 3 Drive Configuration | TrueNAS Community

    Sep 8, 2021 · The drive prices for 16TB drives (specifically Exos) are pretty decent compared to 10TB I think, thus why I want 16TB. Are there any downsides to a 3 way mirror? Would it allow …

  7. How can I dispose of large glass mirrors?

    I recently remodeled my bathrooms and removed the old flat glass mirrors that were hung on the walls. I kept them thinking that I could cut and frame them, but I wound up just purchasing new …

  8. troubleshooting mirror vdev won't expand | TrueNAS Community

    Nov 5, 2023 · Related topics on forums.truenas.com for thread: "troubleshooting mirror vdev won't expand" Unfortunately, no related topics are found on the New Community Forums.

  9. Correct method for converting disks to mirrors in TruenasSCALE

    May 17, 2021 · I’ve changed the pool setup on my Truenas Scale box from Spinning to Flash. The main pool will consist of 2x Optane 900p 280GB mirrored for Metadata and 6x Samsung QVO …

  10. Why Raidz? | TrueNAS Community

    Jan 5, 2024 · Everywhere, everybody in every blog post looks telling that mirror vdev Is Better than raidz vdev. If that's Always the truth, why do Raidz even exists? What are the pros of …