On Sat, 17 Apr 2010 03:34:36 +1000, Tim Clewlow wrote: >> Hi, maybe OT but, I\m trying to install debian lenny on a raid5 with >> 4TB. OS sees one big sda with 4TB, I can particion /boot, / and swap >> but it only recognize 78GB instead the 4TB available. Is this because >> the partition in booteable? Can I install debian OS on this hdd with >> these 3 partitions and use the rest for LVM? Thanks in advance, >> > . > > Seriously consider using Raid 6. If you use Raid 5 then the probability > of an unrecoverable read error (URE) occurring while rebuilding the 4TB > of data is IMO a little too high. With Raid 6 it would require 2 URE's > that happen to be located in the same raid segment on both disks - the > odds of that are extremely low. > > my 2c,- tim
+1 Rebuilding time in a 4-TB RAID5 volume will take more than 8 hours (in best-case scenario), time enough for another disk gets dropped from the array and so loosing data :-/ Greetings, -- Camaleón -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/pan.2010.04.16.17.54...@gmail.com
