1 |
On Sunday 14 December 2008 11:04:39 Alan McKinnon wrote: |
2 |
|
3 |
> LVM's support for mirroring and striping is exceptionally crude to say |
4 |
> the least. You will also have problems if your stripes do not align with |
5 |
> the underlying volume. Seeing as LVM is designed to make volume |
6 |
> management easier and RAID is designed to provide redundancy, it is best |
7 |
> to completely dispense with the mirror/stripe "features" of LVM and leave |
8 |
> that to the thing that does it best - RAID - while letting LVM do what it |
9 |
> does best - making your life infinitely easier with volume management. |
10 |
> |
11 |
> Plus, most built-in so-called hardware RAID solutions are utter crap and |
12 |
> nothing worth the silicon they are built on. Linux software raid is many |
13 |
> times better. Rule of thumb is that if the OS can see the underlying |
14 |
> volumes that make up the RAID, you do not have real hardware RAID. You |
15 |
> instead have something else that a marketing person decided would be cute |
16 |
> if it were called hardware RAID. Calling a duck a swan does not make it |
17 |
> anything other than a duck ;-) |
18 |
|
19 |
So it's fair to say you don't like MB RAID, then? ;-) |
20 |
|
21 |
-- |
22 |
Rgds |
23 |
Peter |