George Pappas wrote: > Hi all, > > I have been experiencing some problems with my RAID1 configuration. I > am using two 160GB Seagate drives that have been configured > identically ie > > /dev/sba has the same partions. > > /proc/mdstat reveals that the Raid Array has lost the sda drive, this > had occured earlier but only dropped part of the sda drive not all. I > was able to add the drive back by using mdadm... but 2 days later this > has happened again. Has anyone else had this problem? or is able to > guide to further diagnosing my situation. Looks like you might have a bad drive. Use smartctl to analyze the drive. Surely when mdadm removed it said why. Did it complain about bad sectors? Also just curious but why so many partitions?