Tag Archives: raid

Disk /dev/md0 doesn’t contain a valid partition table

That’s normal for a software raid array – the mdX arrays don’t contain partition tables as hda/sda, hdb/sdb etc. The partition table is written on the physical drives themselves. [root@backup /]# fdisk -l Disk /dev/sda: 2000.3 GB, 2000398934016 bytes 255 … Continue reading

Posted in Linux | Tagged | Leave a comment

Replacing Failed Raid1 Drive (mdadm)

To identify if a RAID Array has failed look at the string containing [UU]. Each “U” represents an healthy partition in the RAID Array. If you see [UU] then the RAID Array is healthy. If you see a missing “U” … Continue reading

Posted in Linux | Tagged | Leave a comment