[linux-lvm] Performance problem.

[neuron]

dd_rescue /dev/vg_main/storagelv /dev/null

dd_rescue: (info): ipos:    138384.0k, opos:    138384.0k, xferd:    138384.0k
                   errs:      0, errxfer:         0.0k, succxfer:    138384.0k
             +curr.rate:    27966kB/s, avg.rate:    27553kB/s, avg.load: 20.9%

> >> dd_rescue /dev/hda /dev/null
> 
> > Summary for /dev/hda -> /dev/null:rrxfer:         0.0k, succxfer: 230912.0k
> > dd_rescue: (info): ipos:    231168.0k, opos:    231168.0k, xferd: 231168.0k
> >                    errs:      0, errxfer:         0.0k, succxfer: 231168.0k
> >              +curr.rate:    26353kB/s, avg.rate:    25406kB/s, avg.load: 22.1%
> 
>