ZFS Drive Configuration Question

JTT0

Explorer
Joined
Dec 21, 2013
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82
Hi all,
I am just wanting to confirm but is the attached image showing that I have correctly setup "Striped Mirrors" (A.K.A Hardware RAID10)?

Thanks for the help!
 

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Ericloewe

Server Wrangler
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Feb 15, 2014
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It would seem so, but why does your title say RAIDZ?
 

JTT0

Explorer
Joined
Dec 21, 2013
Messages
82
I updated the title to be more accurate. Thanks for the review of my setup!

For context, I’m running two new servers and configuring them as such:
Primary: Striped Mirrors (Raid10 if you will)
Secondary: Striped RaidZ2 (Raid60 if you will)

My understanding from reading the forums is that all I need to do is setup 4 mirror VDevs (8 drives) and 2 RaidZ2 VDevs which are then auto-striped into the pool. Is this correct?
 

sretalla

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Jan 1, 2016
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My understanding from reading the forums is that all I need to do is setup 4 mirror VDevs (8 drives) and 2 RaidZ2 VDevs which are then auto-striped into the pool. Is this correct?
All VDEVs in a pool are striped... no other choice. (lose a VDEV=lose the pool)
 

Stilez

Guru
Joined
Apr 8, 2016
Messages
529
As @JTT0 said, the choice you get is what size and format each vdev is (single disk, mirror or raidz). You don't get to choose how the vdevs are put together to make a pool. You add these vdevs to the pool, and ZFS does the rest. Data will be striped across them all. Each vdev (barring extreme effort) must retain at least 1 copy of the data it's stored, for the pool as a whole to be readable.
 
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