On Fri, 19 Jun 2015 14:09:45 +0200 basti <black.fledermaus@arcor.de> wrote: > The Problem is not the speed of 3 MB/s it's the load of 12 and more. > > On 19.06.2015 14:03, Sven Hartge wrote: > > basti <black.fledermaus@arcor.de> wrote: > > > >> iotop show me a read speed around 3 MB/s, there is a Class 10 UHS card > >> (10-15 MB/s read, 9-5 MB/s write I guess). > > More than 3MByte/s is not really achievable with a Pi-1, because the CPU > > is very weak and the Ethernet-Chip is attached via USB. > > > > Under the best conditions you may be able to transfer up to 45MBit/s, > > but a maximum transfer rate of about 35MBit/s is normal. The load is so high because USB is very CPU-intensive. If you were to use the on-board Ethernet, you would not see such a high load. Petter -- "I'm ionized" "Are you sure?" "I'm positive."
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