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On Fri, 22 Apr 2005 09:42:28 -0400 |
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fire-eyes <sgtphou@×××××××××.org> wrote: |
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|
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> I have installed a 1000Mbps NIC in my system. This is the system some of |
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> you read about me where I was trying to swap the names of eth0 and eth1 |
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> so maybe that has something to do with my problem. |
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> |
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> The light on the NIC shows 1000Mbps link, as does the switch it is |
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> connected to. Kernel messages show the link as autonegotiated, and |
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> 1000Mbps. |
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> |
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> The only odd one out is mii-tool which claims "eth0: negotiated |
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> 100baseTx-FD, link ok" |
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> |
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> I also tried using ethtool to set it at 1000Mbps anyway via ethtool -s |
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> eth0 speed 1000 , and the kernel again spits out messages about a |
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> 1000Mbps link being up just fine. mii-tool still says the same as above, |
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> however. |
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> |
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> The problem is that I get speeds just as if it were a 100Mbps link, |
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> starting at about 9MB/s then dropping to about 8. |
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> |
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> As noted above I had two NIC's. One was an onboard 100Mbps, and the |
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> second an add on 64-bit 1000Mbps. I had to do some tweaking with nameif |
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> to get the 1000Mbps as eth0, and the 100Mbps as eth1. The reasons why I |
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> wanted this really don't matter. |
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> |
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> Making things more confusing, last night when I first applied the nameif |
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> changes, I DID see 1000Mbps speed transfers. |
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> |
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> I saw exactly this behavior in the past, what was happening was the |
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> traffic was going right back out the 100Mbps and thus we had 100Mbps |
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> speeds. However this time I've disabled the 100Mbps, even unplugged it. |
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> |
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> There are no unusual routing entries. I am not using iptables. |
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> |
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> I'm stumped here, any ideas? |
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> |
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> -- |
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> gentoo-server@g.o mailing list |
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> |
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mii-tool does not report anything higher than 100Mbps. That's your problem. Wrong tool for the job. |
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-- |
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