Hot answers tagged sata
If you can avoid SATA disks, please do so. Nearline SAS is a good compromise for people using ZFS who want stability, performance and capacity. You don't need proprietary silent data corruption technologies from the disk manufacturers... The arguments against SATA really come down to the implementation and choice of storage hardware, controllers, enclosure, ...
After perusing the technical specification, it turns out that Intel S2600GZ has only the two AHCI SATA ports that work in SATA3 mode and the remaining 8 are only SATA2, unfortunately. So to answer the question, the server board is in fact not capable of running all the disks in SATA3 and it is not a problem with FreeBSD.
This is actually a complicated electrical question dealing with capacitance, crosstalk, signal loss, and a number of other factors. That stuff makes my brain hurt though, so as a rule of thumb let's just say that passive cables should be limited to the shortest length, and should always be kept under the specification limits. As a practical matter a ...
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