Performance problem using Intel X520-DA2
Marcin Markowski
mmarkowski at leon.pl
Tue Jan 24 16:53:25 UTC 2012
On 24.01.2012 14:22, Ivan Voras wrote:
>> On Mon, Jan 23, 2012 at 12:20 PM, Marcin
>> Markowski<mmarkowski at leon.pl>wrote:
>
>>> (on 9.0 we can see also kernel thread named {ix0 que} using 100%
>>> CPU),
>
>>> hw.ixgbe.num_queues=16
>
> If there really are 16 hardware queues, shouldn't there be 16 kernel
> threads for queue processing?
There are 16 threads, but only one of them consumes 100% CPU and the
others
do not use more than 5% CPU:
http://pastebin.com/BWDWh8kW
The same test but on the Intel SR1630GP, 1 CPU Xeon X3450 and FreeBSD
8.2:
http://pastebin.com/vLib1kqE
--
Marcin Markowski
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