Hi,

I have installed a new FreeBSD system on a Fujitsu-Siemens TX200 with a
Broadcom gigabit network card. All the local cables & hubs are 10baseT (and
this is also what autodetect figures out). My connection to the internet is
a 2MBit fixed line connection.

The problem ist, that all local traffic (inside my subnet) to and from the
TX200 machine is very, very slow. Here is what netperf says from TX200 to
other FreeBSD machine:

www# ./netperf -H 217.6.66.203
TCP STREAM TEST to 217.6.66.203 : histogram
Recv   Send    Send
Socket Socket  Message  Elapsed
Size   Size    Size     Time     Throughput
bytes  bytes   bytes    secs.    10^6bits/sec

 57344  32768  32768    14.40       0.07

netperf on both machines using localhost reports normal speed:

www# ./netperf
TCP STREAM TEST to localhost : histogram
Recv   Send    Send
Socket Socket  Message  Elapsed
Size   Size    Size     Time     Throughput
bytes  bytes   bytes    secs.    10^6bits/sec

 57344  32768  32768    10.01    1395.26

Connections to the outer world (internet) from the TX200 are at normal
speed. I have tried many things to figure out which might be wrong. I
changed from "autodetect" to 10baseT, setting half- or full-duplex, have
compared the routing tables of the TX200 with the others - but nothing was
wrong.
Then I dump(1) the complete machine to tape, and restore(1) it on a older
test machine (with other NIC), rebuild the kernel to fit these machine ...
and everything was fine, local and outbound traffic was good. Therefor I
assume that the Broadcom NIC or the driver has a problem.

Any idea how to find out more (buy a new network card ?)

Heiko Weber
---
Wecos - Heiko Weber Computer Systeme
Tel. +49 (4169) 91000 <> Fax +49 (4169) 919033

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