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SubjectRe: [PATCH 2.6.30-rc4] r8169: avoid losing MSI interrupts
Hi!

Michael Buesch wrote:
> On Saturday 23 May 2009 16:35:28 Michael Riepe wrote:
>
>>Hi!
>>
>>Michael Buesch wrote:
>>
>>
>>>Thanks a lot, Dave! This fixes the issue on my chip.
>>
>>Yep, it's stable here as well. And even a little faster than pci=nomsi.
>>The only strangeness I observed is that the throughput (measured with
>>iperf and a single TCP connection) varies:
>>
>>[ ID] Interval Transfer Bandwidth
>>[ 3] 0.0-10.0 sec 667 MBytes 559 Mbits/sec
>>[ 3] 10.0-20.0 sec 803 MBytes 673 Mbits/sec
>>[ 3] 20.0-30.0 sec 802 MBytes 673 Mbits/sec
>>[ 3] 30.0-40.0 sec 714 MBytes 599 Mbits/sec
>>[ 3] 40.0-50.0 sec 669 MBytes 561 Mbits/sec
>>[ 3] 50.0-60.0 sec 791 MBytes 663 Mbits/sec
>>[ 3] 0.0-60.0 sec 4.34 GBytes 622 Mbits/sec
>
>
> Are you running the iperf server or client on the r8169?

The client, since I wanted to measure write throughput. The server is a
Lenovo Thinkpad T60 (e1000e driver).

> I'm running the iperf server on the r8169 and get the following results:
>
> mb@homer:~$ iperf -c 192.168.2.50 -t120 -i10

In that case, the r8169 is receiving data (which never was a problem, at
least for me - it only lost interrupts in TX mode).

--
Michael "Tired" Riepe <michael.riepe@googlemail.com>
X-Tired: Each morning I get up I die a little


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