2016-10-26 23:04 GMT+02:00 Joe Julian <joe at julianfamily.org>:> I just add enough disks to saturate (and I don't like zfs, personally) > per-brick. So with 30 disks on a server, I typically do 5-disk raid-0 and > create 6 bricks per server.30 disks per server? which chassis are you using? Why don't you like ZFS? I admit, I prefere to use plain XFS and mdadm, but ZFS has some really usefull features like bitrot detection, SSD cache and so on.
On 10/26/2016 02:06 PM, Gandalf Corvotempesta wrote:> 2016-10-26 23:04 GMT+02:00 Joe Julian <joe at julianfamily.org>: >> I just add enough disks to saturate (and I don't like zfs, personally) >> per-brick. So with 30 disks on a server, I typically do 5-disk raid-0 and >> create 6 bricks per server. > 30 disks per server? which chassis are you using? > Why don't you like ZFS? I admit, I prefere to use plain XFS and mdadm, > but ZFS has some really usefull features like bitrot detection, SSD > cache and so on.Open Compute WiWynn Knox trays. I don't recommend them but they are pretty. https://goo.gl/photos/tmkRE58xKKaWKdL96
On 10/26/2016 02:06 PM, Gandalf Corvotempesta wrote:> 2016-10-26 23:04 GMT+02:00 Joe Julian <joe at julianfamily.org>: >> I just add enough disks to saturate (and I don't like zfs, personally) >> per-brick. So with 30 disks on a server, I typically do 5-disk raid-0 and >> create 6 bricks per server. > 30 disks per server? which chassis are you using? > Why don't you like ZFS? I admit, I prefere to use plain XFS and mdadm, > but ZFS has some really usefull features like bitrot detection, SSD > cache and so on.I've seen worst-case scenarios with zfs failures and recoverability just did not meet my expectations.