for i in /dev/disk/by-id/ata-WDC_WD20EFRX-*
do
echo $i
dd if=/dev/zero of=$i bs=2G count=1
parted -s -a optimal $i mklabel gpt unit s mkpart primary 2048s 100% align-check opt 1 set 1 raid on
wipefs $i
done
for i in /dev/disk/by-id/ata-WDC_WD20EFRX-*-part1
do
echo $i
dd if=/dev/zero of=$i bs=2G count=1
wipefs $i
done
partprobe
mdadm --misc --stop /dev/md127
mdadm --create --verbose --assume-clean \
/dev/md127 --level=10 --raid-devices=4 --chunk=4096 \
--layout=n2 /dev/disk/by-id/ata-WDC_WD20EFRX-*-part1
mkfs.xfs -f /dev/md127
xfs_admin -L tv /dev/md127
echo MAILADDR root >/etc/mdadm.conf
echo DEVICE partitions >>/etc/mdadm.conf
echo '' >>/etc/mdadm.conf
mdadm -D --scan >> /etc/mdadm.conf
echo 'LABEL=tv /tv xfs rw,suid,dev,exec,auto,user,async,noatime,inode64 1 2' >> /etc/fstab
mkdir /tv
mount -a
