Re: tcpi/ip dies at random times

Uhm the network problems you speak of are not tcp/ip problems. Realtek
is noted for producing "limited" hardware, it is quite possible that
bounce buffering in busdma is not being set up correctly.

 -Kip

On 10/1/07, Aryeh Friedman <aryeh.friedman_at_gmail.com> wrote:
> My inet connection dies at random times (see example below) the only
> way to repair is a hard reboot (and hard reboot of cable modem)...
> this problem only started appearing after switching from i386 to amd64
>
> uname -a:
>
> FreeBSD monsert 7.0-CURRENT FreeBSD 7.0-CURRENT #3: Mon Oct  1
> 02:06:20 UTC 2007     aryeh_at_monsert:/usr/obj/usr/src/sys/GENERIC
> amd64
>
> Problem output:
> monsert# cvsup /usr/share/examples/cvsup/ports-supfile
> Connected to cvsup10.us.FreeBSD.org
> Updating collection ports-all/cvs
>  Edit ports/LEGAL
>  Edit ports/MOVED
>  Edit ports/UPDATING
>  Edit ports/audio/qjackctl/Makefile
>  Edit ports/audio/qjackctl/distinfo
>  Edit ports/audio/qjackctl/files/patch-src-qjackctlSetup.cpp
> TreeList failed: Network write failure: Connection closed
> Will retry at 15:37:45monsert# ifconfig -a
> re0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
>         options=9b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM>
>         ether 00:19:db:b5:f8:0f
>         inet6 fe80::219:dbff:feb5:f80f%re0 prefixlen 64 scopeid 0x1
>         inet 67.84.39.90 netmask 0xfffff800 broadcast 255.255.255.255
>         media: Ethernet autoselect (100baseTX <full-duplex>)
>         status: active
> plip0: flags=108810<POINTOPOINT,SIMPLEX,MULTICAST,NEEDSGIANT> metric 0 mtu 1500
> lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
>         inet 127.0.0.1 netmask 0xff000000
>         inet6 ::1 prefixlen 128
>         inet6 fe80::1%lo0 prefixlen 64 scopeid 0x3
>
> relevent sections of dmesg:
>
> re0: <RealTek 8168/8111B PCIe Gigabit Ethernet> port 0xe800-0xe8ff mem
> 0xfcfff000-0xfcffffff irq 17 at device 0.0 on pci4
> re0: Using 2 MSI messages
> miibus0: <MII bus> on re0
> rgephy0: <RTL8169S/8110S media interface> PHY 1 on miibus0
> rgephy0:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT,
> 1000baseT-FDX, auto
> re0: Ethernet address: 00:19:db:b5:f8:0f
> re0: [FILTER]
> re0: [FILTER]
>
> No abnormal entries in /var/log/messages
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