bge0 performance and bge1 media problem on Asus RS100-E5-PI2

[Sepherosa Ziehau]

On Fri, Feb 6, 2009 at 1:30 PM, Alexander Usov <a182ot at gmail.com> wrote:
> $uname -a
> FreeBSD DHCP10 7.1-STABLE FreeBSD 7.1-STABLE #1: Tue Jan 20 12:59:59 UTC
> 2009     root at dhcp10:/usr/obj/usr/src/sys/DHCP  amd64
>
> $ pciconf -lv | grep -A 3 bge
> bge0 at pci0:3:0:0:    class=0x020000 card=0x81491043 chip=0x165914e4 rev=0x21
> hdr=0x00
>    vendor     = 'Broadcom Corporation'
>    device     = 'BCM5721 NetXtreme Gigabit Ethernet PCI Express'
>    class      = network
> --
> bge1 at pci0:2:0:0:    class=0x020000 card=0x81491043 chip=0x165914e4 rev=0x21
> hdr=0x00
>    vendor     = 'Broadcom Corporation'
>    device     = 'BCM5721 NetXtreme Gigabit Ethernet PCI Express'
>    class      = network
>
> # iperf -s -p 1111
> ------------------------------------------------------------
> Server listening on TCP port 1111
> TCP window size: 64.0 KByte (default)
> ------------------------------------------------------------
> [  4] local 10.100.30.7 port 1111 connected with 10.100.30.8 port 58205
> [ ID] Interval       Transfer     Bandwidth
> [  4]  0.0-10.2 sec    622 MBytes    509 Mbits/sec
> [  5] local 10.100.30.7 port 1111 connected with 10.100.30.8 port 52206
> [ ID] Interval       Transfer     Bandwidth
> [  5]  0.0-18.1 sec  1.07 GBytes    509 Mbits/sec
> [  4] local 10.100.30.7 port 1111 connected with 10.100.30.8 port 62863
> [ ID] Interval       Transfer     Bandwidth
> [  4]  0.0-184.4 sec  10.9 GBytes    509 Mbits/sec
>
> I use ULE and BSD with/without polling, but i can transmit at ~509 Mbits/sec
>
> bge1 forced only 100baseTX duplex-full... bge1 forced 1000baseTX duplex-full

I had a patch for PCIE bge(4) to improve TX performance, you could
give it a try (you may need to hand patch it, since the patch itself
is quite old, back to mid 2008)
http://people.freebsd.org/~sephe/bge.diff

Best Regards,
sephe

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