speed of "dump"

[Warren Block]

On Mon, 11 Jun 2012, Robert Huff wrote:

>
> 	Another thread, which I seem to have lost, was talking about
> dump and sizing its cache.
> 	Per my promise, appended is the log of this morning's level 0 dump,
> using C=32.  THe system is -CURRENT from March, using AMD Phemon II
> x4/3ghz and SATA 3gbit drives (one internal, one external.).
>
>  DUMP: finished in 1746 seconds, throughput 19568 KBytes/sec

Are you using -b64 ?  That can make a serious throughput improvement 
over smaller values.