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Protecting bathroom mirror from corroding around the edges In my bathroom I have a beautiful illuminated LED mirror It's now 10 years since I originally installed it - and over time, the edges have become de-silvered as the backing coat has corroded and p
mirror | TrueNAS Community 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 space = 3TB) 2 Drives are just going to spin all the time, mirror of each other, that's the redundancy The 3rd drive, I'll plug it in once every now and then (say: once per
troubleshooting mirror vdev wont expand | TrueNAS Community The problem is that SCALE (using the GUI) to replace drives in a mirror vdev incorrectly put the swap as the second partition The first partition (a zfs-member) is now limited to 7TB, and thus the vdev can only provide 7TB
Mirroring the Boot Pool | TrueNAS Documentation Hub 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 devices were to fail, that device is easily detached and replaced When adding a second device to create a mirrored boot pool, consider these caveats: Capacity: The new device must have at least the same capacity as the
Reword pool Extend to Attach a Mirror to be consistent . . . - TrueNAS It may not be deliberate, but we do plan to support RAIDZ expansion in 2024 in this case adding a drive to a VDEV is an "extension" Makes even more sense to distinguish the 2 features! Make the "Extend" button actually extend a RAIDZ pool and a separate "Attach" button attach a mirror, as per under the hood CLI terminology
Why Raidz? | TrueNAS Community 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 using raidz over mirror ( with same number of redundant disks)
Performance: RAIDz1 vs mirroring | TrueNAS Community For a personal computer (Unix) I have to decide between mirroring 2 SSDs or RAIDz1 3 SSDs After some reading, I found places that say mirroring is faster than RAIDz1 This doesn't make any sense to me Yes, RAIDz1 has to compute the parity info for the third disk But, CPU times (for