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...than 1TB so far. I would like to add an additional drive to makeit a RAID server. I may use a PCIe SSD for the boot drive if I can find onecompatible with my old hardware. 1- Better to go with a hardware RAID (mainboardsupported) or software? 2 - Can an existing drive with data on it be used as aRAID drive without losing current data? 3 - Can additional drive(s) be added later with a changein RAID level without current data loss? TIA

On 2/14/2017 4:48 PM, tdukes at palmettoshopper.com wrote: > 1- Better to go with a hardware RAID (mainboardsupported) or software? I would only use hardware raid if its a card with battery (or supercap+flash) backed writeback cache, such as a megaraid, areca, etc. otherwise I would use mdraid mirroring. > 2 - Can an existing drive with data on it be used as aRAID drive without > losing current data? software mdraid will let you add a mirror to an existing disk. or if its using LVM, you can mirror in LVM now. > 3 - Can addition...

...PM, John R Pierce wrote: > On 2/14/2017 4:48 PM, tdukes at palmettoshopper.com wrote: >> 1- Better to go with a hardware RAID (mainboardsupported) or software? > > I would only use hardware raid if its a card with battery (or > supercap+flash) backed writeback cache, such as a megaraid, areca, etc. > otherwise I would use mdraid mirroring. > > >> 2 - Can an existing drive with data on it be used as aRAID drive without >> losing current data? > > software mdraid will let you add a mirror to an existing disk. or if > its using LVM, you can mirro...