My setup is the following Can't recall having seen this pre. 1 vdev with 3 hdds, all 3 mirror of each other (so 3 x 3tb hdd, total available space =.
Large Mirrored Frame Mirror at Rosa Baldwin blog
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. 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 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. If you wanted to keep the same level of. In my bathroom i have a beautiful illuminated led mirror

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. 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.
I've pounded a few versions of this out over the years, but i hate explaining over and over Truenas allows a zfs boot mirror pool to be created to increase the reliability of the nas. 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.

1 vdev with 3 hdds, all 3 mirror of each other (so 3 x 3tb hdd, total available.
If one of the two. 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 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. I am seeing an orange exclamation mark saying mixed vdev capacities but the pool has 2 mirrors each having 2 identical disks


