[Date Prev][Date Next] [Thread Prev][Thread Next] [Date Index] [Thread Index]

Re: questions about lvm2



On Thu, Jan 22, 2009 at 12:24:45AM -0600, Ron Johnson wrote:
> On 01/21/2009 11:30 PM, Matthew Moore wrote:
> >On Wednesday 21 January 2009 09:13:07 pm Ron Johnson wrote:

> >That is exactly what I would do. Everyone warns about how cataclysmic 
> >things will happen because your new uber-device has the same failrate as a 
> >raid-0 setup, but as long as you backup regularly (perhaps to another LV 
> >made from PV's on different disks) this isn't too much to worry about.
> 
> Backing up 2+ TB of data will require another 2x 1TB drives.  And 
> *another* dual-drive external enclosure.
> 
> My wife will *not* be happy...

Remember, though, that you're adding older drives to the uber-device.
Even with new drives, the chance of failure increases with more devices.
This is why RAID was invented.

As for backing up multi-TB datasets, this is why tape drives were
invented.

Doug.


Reply to: