[CentOS] Formatting file system too slow on CentOS

David Suhendrik wrote:
> @Rajagopal:
>
> This result:
> # hdparm -tT /dev/hda5
>
> /dev/hda5:
>   Timing cached reads:   9952 MB in  2.00 seconds = 4980.51 MB/sec
>   Timing buffered disk reads:    8 MB in  3.08 seconds =   2.60 MB/sec
>   

8MB/sec sounds like Programmed IO (PIO) to me.

its probably 100% CPU busy too.