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- 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
- 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
- 3 Drive Configuration | TrueNAS Community
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 two out of the three drives fail without incident? Also if you know any documentation on it that would help a lot Also with RAIDZ, adding drives to a pool later requires resilvering, does a mirror 3 way mirror require
- Correct method for converting disks to mirrors in TruenasSCALE
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 8TB configured as 3 mirrors Given the cost of the drives I’ve started out with single disks in each of the vdevs with the
- 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
- Some differences between RAIDZ and mirrors, and why we use . . . - TrueNAS
When most people hear "mirrors" what they're seeing in their head is a two-way mirror And, yes, if you lose any single disk in a pool made of two-way mirror vdevs, you've lost redundancy
- 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)
- 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
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