has the function. Edit and add following line.1)How To Configure Software RAID To Send An Email When Something’s Wrong With RAID Test the e-mail setting by running a test session.2)Using mdadm to send e-mail alerts for RAID failures References [ + ] 1. ↑ How To Configure Software RAID To Send…
Increase stripe cache size.1)Improve software RAID speeds on Linux This tweak improved RAID5 (3TBx3) writing speed of Ubuntu 16.04 from ~10MBps to ~100MBps. References [ + ] 1. ↑ Improve software RAID speeds on Linux
This link explains everything.
auto detect: current raid info: stop raid: