Johannes Stezenbach wrote:
What I'm interested in are some numbers for similar hardware,
to find out if my hardware and/or ethernet driver can be improved,
or if the CPU will always be the limiting factor.
I'd also be interested to know if hardware checksumming
support would improve throughput
On Thu, Aug 20, 2009 at 12:50 AM, Johannes Stezenbach j...@sig21.net wrote:
Hi,
a while ago I was working on a SoC with 200MHz ARM926EJ-S CPU
and integrated 100Mbit ethernet core, connected on internal
(fast) memory bus, with DMA. With iperf I measured:
TCP RX ~70Mbit/sec (iperf -s on
fre, 28 08 2009 kl. 16:41 +0200, skrev Johannes Stezenbach:
On Thu, Aug 20, 2009 at 02:56:49PM +0200, Johannes Stezenbach wrote:
On Wed, Aug 19, 2009 at 04:35:34PM +0100, Jamie Lokier wrote:
Johannes Stezenbach wrote:
TCP RX ~70Mbit/sec (iperf -s on SoC, iperf -c on destop PC)
On Thu, Aug 20, 2009 at 02:56:49PM +0200, Johannes Stezenbach wrote:
On Wed, Aug 19, 2009 at 04:35:34PM +0100, Jamie Lokier wrote:
Johannes Stezenbach wrote:
TCP RX ~70Mbit/sec (iperf -s on SoC, iperf -c on destop PC)
TCP TX ~56Mbit/sec (iperf -s on destop PC, iperf -c o SoC)
On Fri, Aug 28, 2009 at 04:41:38PM +0200, Johannes Stezenbach wrote:
On Thu, Aug 20, 2009 at 02:56:49PM +0200, Johannes Stezenbach wrote:
which came with the 2.6.20 kernel. The delay between irq -
netif_rx_schedule() - NET_RX_SOFTIRQ - -poll() doesn't seem
to be long enough. But of
On Wed, Aug 19, 2009 at 04:35:34PM +0100, Jamie Lokier wrote:
Johannes Stezenbach wrote:
TCP RX ~70Mbit/sec (iperf -s on SoC, iperf -c on destop PC)
TCP TX ~56Mbit/sec (iperf -s on destop PC, iperf -c o SoC)
The CPU load during the iperf test is around
1% user, 44% system, 4%
Hi,
a while ago I was working on a SoC with 200MHz ARM926EJ-S CPU
and integrated 100Mbit ethernet core, connected on internal
(fast) memory bus, with DMA. With iperf I measured:
TCP RX ~70Mbit/sec (iperf -s on SoC, iperf -c on destop PC)
TCP TX ~56Mbit/sec (iperf -s on destop PC, iperf -c
Johannes Stezenbach wrote:
a while ago I was working on a SoC with 200MHz ARM926EJ-S CPU
and integrated 100Mbit ethernet core, connected on internal
(fast) memory bus, with DMA. With iperf I measured:
TCP RX ~70Mbit/sec (iperf -s on SoC, iperf -c on destop PC)
TCP TX ~56Mbit/sec
On Wed, 2009-08-19 at 16:50 +0200, Johannes Stezenbach wrote:
Hi,
a while ago I was working on a SoC with 200MHz ARM926EJ-S CPU
and integrated 100Mbit ethernet core, connected on internal
(fast) memory bus, with DMA. With iperf I measured:
TCP RX ~70Mbit/sec (iperf -s on SoC, iperf -c