hdparm -T 2 times slower on F7t4

[dragoran dragoran]

On 5/3/07, Doncho N. Gunchev <gunchev at gmail.com> wrote:
>
> Is someone else seeing this?
>
> F7t4# hdparm -tT /dev/sda
>
> /dev/sda:
> Timing cached reads:   2206 MB in  2.00 seconds = 1104.24 MB/sec
> Timing buffered disk reads:  102 MB in  3.03 seconds =  33.68 MB/sec
>
> FC6# hdparm -tT /dev/hda
>
> /dev/hda:
> Timing cached reads:   4576 MB in  2.00 seconds = 2290.99 MB/sec
> Timing buffered disk reads:  102 MB in  3.01 seconds =  33.86 MB/sec
>
> Is this a real problem?


the kernel has debug features enabled (see test4 release notes) they could
be the reason for this.
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