ZFS RAID 10 or Z-RAID1?

Hi,
i am planing a new PBS installation with round about 25 TB capacity.
My hardware:

• 2x Intel Xeon E5-2620
• 128 GB ECC DDR3 RAM
• 2x 2TB SSD
• 6 or 8 TB HDDs
• Uplink 1 Gbit

Should i use ZFS RAID 10 or Z-RAID1 for this?
Only SSD setup is too expensive but i would use the SSDs as ZFS special device.

Schould i use deduplication?

I am not sure if the performance is good enough. I want not producing bottleneck on my storage pool. Limiting factor should be my uplink.

What is...

Read more