[mythtv-users] Another take on large-capacity disk enclosures

[Robin Hill]

On Tue Jun 16, 2009 at 12:10:25PM -0700, Yeechang Lee wrote:

> Steve Heistand <steve at heistand.org> says:
> > any journaled filesystem is easy to fsck, its the rebuilding a drive
> > that takes a while these days. 20 drives would take a while to init
> > and or rebuild if you had to. not like days of course but unless you
> > crank up the cpu/bandwidth limits way up it would be 10+ hours.
> 
> Building, yes; said 6.6TB/16 takes 4-6 hours, as mdadm (still!)
> doesn't use more than one core.
> 

I'd have a serious look at your system if the mdadm build is CPU
limited.  Every system I've used over the last few years has been I/O
limited for any mdadm operation.

Cheers,
    Robin
-- 
     ___        
    ( ' }     |       Robin Hill        <myth at robinhill.me.uk>  |
   / / )      | Little Jim says ....                            |
  // !!       |      "He fallen in de water !!"                 |
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 198 bytes
Desc: not available
URL: <http://mythtv.org/pipermail/mythtv-users/attachments/20090616/d8e5eeea/attachment.pgp>