SATA problems

[John Wendel]

Rohan Kulkarni wrote:
> 
> 
> On 7/2/07, *Tim* <ignored_mailbox at yahoo.com.au 
> <mailto:ignored_mailbox at yahoo.com.au>> wrote:
> 
>     On Mon, 2007-07-02 at 19:14 +0530, Rohan Kulkarni wrote:
>      > My motherboard supports hard disk speed of 150MB/s but i get only
>      > 15MB/s speed
> 
>     Have you double-checked that the figures you're reading at are bits per
>     second or bytes per second?
> 
>     --
>     (This box runs FC5, my others run FC4 & FC6, in case that's
>     important to the thread.)
> 
>     Don't send private replies to my address, the mailbox is ignored.
>     I read messages from the public lists.
> 
> 
> 
> Hello,
>            Yes I have checked with the motherboard specifications.It 
> says that it supports 
>            a speed of 150MB/s.It is bytes for second.Though my hard disk 
> supports native command queing my motherboard does not support it.
> 
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> 

It doesn't matter what speed your motherboard (SATA controller) 
supports if the disk speed is slower. What brand/model of disk do you 
have? What kernel version? How are you measuring the disk speed?

Regards,

John