[mythtv-users] RAID5 ATA IDE hardware card recommendations formythbackend machine

Yan-Fa Li yanfali at best.com
Sat Dec 11 01:02:36 UTC 2004

Dave Howorth wrote:
> Try this one for a different explanation that I believe describes 
> current disks:
> <http://www.dewassoc.com/kbase/hard_drives/hard_disk_sector_structures.htm>
> 'Zoned recording' is the important difference.
>> /dev/md1: Timing buffered disk reads:  136 MB in  3.01 seconds =
>> 45.18 MB/sec
> The figures above are for the outside of the disk, those below for the 
> inside.
>> /dev/md4: Timing buffered disk reads:   98 MB in  3.01 seconds =
>> 32.56 MB/sec
> Cheers, Dave

Thanks for clearing that up.  I think my mistake was thinking that the 
1st track was in the inner part of the disk.  Appears they now start 
from the outside and move in.  Very interesting, and my apologies
for being old :D


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