Re: [PATCH v3 net-next 08/14] mlx4: use order-0 pages for RX

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On Tue, Feb 14, 2017 at 5:45 AM, Eric Dumazet <edumazet@xxxxxxxxxx> wrote:
>
> Could we now please Ack this v3 and merge it ?
>

BTW I found the limitation on sender side.

After doing :

lpaa23:~# ethtool -c eth0
Coalesce parameters for eth0:
Adaptive RX: on  TX: off
stats-block-usecs: 0
sample-interval: 0
pkt-rate-low: 400000
pkt-rate-high: 450000

rx-usecs: 16
rx-frames: 44
rx-usecs-irq: 0
rx-frames-irq: 0

tx-usecs: 16
tx-frames: 16
tx-usecs-irq: 0
tx-frames-irq: 256

rx-usecs-low: 0
rx-frame-low: 0
tx-usecs-low: 0
tx-frame-low: 0

rx-usecs-high: 128
rx-frame-high: 0
tx-usecs-high: 0
tx-frame-high: 0

lpaa23:~# ethtool -C eth0 tx-usecs 8 tx-frames 8

-> 36 Gbit on a single TCP flow, this is the highest number I ever got.

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