On 29/10/2013 23:17, Markus Stockhausen wrote:
I would confirm that there is still room to improve GRO even in newest kernels
indeed, so there IS aggregation but the BW isn't as good as it used to
be with LRO, maybe something
in IPoIB doesn't play well with the core kernel NAPI/GRO/Interrupt
> Von: Or Gerlitz [ogerl...@mellanox.com]
> Gesendet: Dienstag, 29. Oktober 2013 16:55
> An: Markus Stockhausen; Erez Shitrit
> Cc: linux-rdma@vger.kernel.org; Yishai Hadas; s.wendy.ch...@gmail.com; Saeed
> Mahameed
> Betreff: Re: AW: AW: ACK behaviour difference LRO/GRO
>
On 29/10/2013 17:54, Markus Stockhausen wrote:
Should I exepect GRO to work on Mellanox IB cards with Linux 3.12 in general?
YES
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> Von: Or Gerlitz [ogerl...@mellanox.com]
> Gesendet: Dienstag, 29. Oktober 2013 14:58
> An: Erez Shitrit
> Cc: Markus Stockhausen; linux-rdma@vger.kernel.org; Yishai Hadas;
> s.wendy.ch...@gmail.com; Erez Shitrit; Saeed Mahameed
> Betreff: Re: AW: ACK behaviour difference LRO
On 29/10/2013 14:55, Erez Shitrit wrote:
In addition to what Or just wrote,
GRO currently doesn't work on ipoib interfaces, that according to bad
handling mac address that are not 6 bytes (we have plans to fix that
in the near future), that is the reason you don't see 64k packets on
tcpdump (l
בתאריך 10/29/2013 1:43 PM, ציטוט Or Gerlitz:
On 29/10/2013 13:10, Markus Stockhausen wrote:
Just to be on the right way: What are the basics to get GRO working
with a ConnectX (not 2 or 3) card in 2044 MTU datagram mode?
- enable GRO with ethtool.
- Activate Coalescing with ethtool? If yes how?
On 29/10/2013 13:10, Markus Stockhausen wrote:
Just to be on the right way: What are the basics to get GRO working
with a ConnectX (not 2 or 3) card in 2044 MTU datagram mode?
- enable GRO with ethtool.
- Activate Coalescing with ethtool? If yes how?
GRO is SW element of the network stack, so th
>
> Von: Or Gerlitz [ogerl...@mellanox.com]
> Gesendet: Dienstag, 29. Oktober 2013 09:31
> An: Markus Stockhausen; linux-rdma@vger.kernel.org; Yishai Hadas
> Cc: s.wendy.ch...@gmail.com; Erez Shitrit; Saeed Mahameed
> Betreff: Re: ACK behaviour difference LR
