On 02/18/2011 08:36 PM, Jim Green wrote:
I have a laptop with 120G harddrive, 2x320G external harddrive, I
don't have a desktop.
Now I am doing something serious storing some huge historical data to
mysql database and want to have some better storage solution ...
I have two options
1, buy a desktop with 4x2T harddrives and use lvm on raid1, I need the
redundancy of data.
2, buy some independent storage like NAS, buy another desktop with
small harddrive to access the NAS, debian installed on NAS and desktop
of course.
what do you think would be a better solution for me?
On 02/18/2011 08:50 PM, Ron Johnson wrote:
> Option 3: Multi-drive external USB enclosure. Gives you the capacity
> of a NAS at 1/3 the cost.
I prefer the responsiveness of data drives inside the machine using the
data, especially with hardware-based RAID.
Think about how you're going to back up 4 TB (?) of data. You might
want to put two drives in your desktop with hardware RAID0 and two into
a backup server with LVM JBOD (so you can add more drives later without
having to wipe the existing backups). You might also want to have some
external device that you can dump the backup to periodically and store
off-site.
bonnie++ is very useful for benchmarking multiple drive configuration
options:
http://packages.debian.org/squeeze/bonnie++
HTH,
David
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