On Feb 13, 2019, at 1:09 PM, v205 wrote: > > arranging your OE databases on your fastest SSD in RAID 0 will improve performance this may or may not be true, depending on the exact configuration. in RAID 0, multiple drives are configured to appear as one large drive BUT THERE IS NO REDUNDANCY. if one drive fails, all the contents of the entire set will be lost. separate independent drives (aka JBOD) would be better. RAID 10 (striping and mirroring) gives performance and reliability but costs a little more. no matter what disk setup you use, you still have to do regular backups and after-image journalling. =
