Added pair of 10TB hard-drives in raid-1 to ds-proto-daq.  MIDAS data files will get written to this raid volume.

[dsproto@ds-proto-daq tmp]$ df -h /data
Filesystem      Size  Used Avail Use% Mounted on
/dev/md0        9.1T  180M  8.6T   1% /data
[dsproto@ds-proto-daq tmp]$ cat /proc/mdstat 
Personalities : [raid1] 
md0 : active raid1 sdc1[1] sdb1[0]
      9766435648 blocks super 1.0 [2/2] [UU]
      [>....................]  resync =  0.9% (88214784/9766435648) finish=4372.8min speed=36886K/sec
      bitmap: 73/73 pages [292KB], 65536KB chunk

unused devices: <none>