On Wed, Aug 4, 2010 at 10:13 AM, Alex V. Petrov <alexvpet...@gmail.com>wrote:

> interesting results:
>
> From single-UDF-disk to pool:
> $ dd if=petrovs-disk1.iso of=/tank/petrovs-disk1.iso bs=1M
> 3545+1 records in
> 3545+1 records out
> 3718002688 bytes transferred in 438.770195 secs (8473690 bytes/sec)
>
> From single-UDF-disk to null:
> $ dd if=petrovs-disk1.iso of=/dev/null bs=1M
> 3545+1 records in
> 3545+1 records out
> 3718002688 bytes transferred in 83.304575 secs (44631435 bytes/sec)
> ------
> Alex V. Petrov
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What controllers are you using?

What's the results of dd if=/dev/ada4 of=/dev/null bs=1M count=100 ?

Have you tried switching to the ad driver? Maybe ada is buggy on your
hardware.

-- 
Joshua Boyd
JBipNet

E-mail: boy...@jbip.net

http://www.jbip.net
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