[dpdk-dev] Surprisingly high TCP ACK packets drop counter
Thomas Monjalon
thomas.monjalon at 6wind.com
Fri Nov 1 16:14:40 CET 2013
Hello,
01/11/2013 14:54, Wang, Shawn :
> We had the same problem before. It turned out that RSC (receive side
> coalescing) is enabled by default in DPDK. So we write this naïve patch to
> disable it. This patch is based on DPDK 1.3. Not sure 1.5 has changed it
> or not.
> After this patch, ACK rate should go back to 14.5Mpps. For details, you
> can refer to Intel® 82599 10 GbE Controller Datasheet. (7.11 Receive Side
> Coalescing).
Please, could you resend this patch with a properly formatted commit log,
in order to review it for integration ?
Thank you
--
Thomas
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