Adam Borowski posted on Thu, 13 Dec 2018 08:29:05 +0100 as excerpted: > On Wed, Dec 12, 2018 at 09:31:02PM -0600, Nathan Dehnel wrote: >> Is it possible/safe to replace a SATA drive in a btrfs RAID10 pool with >> an SAS drive? > > For btrfs, a block device is a block device, it's not "racist". > You can freely mix and/or replace. If you want to, say, extend a SD > card with NBD to remote spinning rust, it works well -- tested :p FWIW (mostly for other readers not so much this particular case) the known exception/caveat to that is USB block devices, which do tend to have problems, tho some hardware is fine. -- Duncan - List replies preferred. No HTML msgs. "Every nonfree program has a lord, a master -- and if you use the program, he is your master." Richard Stallman
