On Fri, 2017-08-25 at 14:24 +, Waskiewicz Jr, Peter wrote:
> On 8/25/17 5:19 AM, Jesper Dangaard Brouer wrote:
> >>
> >> Tested with Intel XL710 NIC with Cisco 3172 switch.
> >>
> >> It would be even slightly better if the irqbalance service is turned
> >> off outside.
> >
> > Yes, if you don'
On Sun, 2017-08-27 at 11:25 +0300, Tariq Toukan wrote:
>
> On 25/08/2017 12:26 PM, Robert Hoo wrote:
> > (Sorry for yesterday's wrong sending, I finally fixed my MTA and git
> > send-email settings.)
> >
> > It's hard to benchmark 40G+ network bandwidth using ordinary
> > tools like iperf, netper
On Fri, 2017-08-25 at 11:19 +0200, Jesper Dangaard Brouer wrote:
> (please don't use BCC on the netdev list, replies might miss the list in cc)
>
> Comments inlined below:
>
> On Fri, 25 Aug 2017 10:24:30 +0800 Robert Hoo wrote:
>
> > From: Robert Ho
> >
> > It's hard to benchmark 40G+ networ
On 25/08/2017 12:26 PM, Robert Hoo wrote:
(Sorry for yesterday's wrong sending, I finally fixed my MTA and git
send-email settings.)
It's hard to benchmark 40G+ network bandwidth using ordinary
tools like iperf, netperf (see reference 1).
Pktgen, packet generator from Kernel sapce, shall be a
On 8/25/17 10:59 AM, Jesper Dangaard Brouer wrote:
> On Fri, 25 Aug 2017 14:24:28 +
> "Waskiewicz Jr, Peter" wrote:
>
>> On 8/25/17 5:19 AM, Jesper Dangaard Brouer wrote:
Tested with Intel XL710 NIC with Cisco 3172 switch.
It would be even slightly better if the irqbalance
On Fri, 25 Aug 2017 14:24:28 +
"Waskiewicz Jr, Peter" wrote:
> On 8/25/17 5:19 AM, Jesper Dangaard Brouer wrote:
> >>
> >> Tested with Intel XL710 NIC with Cisco 3172 switch.
> >>
> >> It would be even slightly better if the irqbalance service is turned
> >> off outside.
> >
> > Yes, if yo
On 8/25/17 5:19 AM, Jesper Dangaard Brouer wrote:
>>
>> Tested with Intel XL710 NIC with Cisco 3172 switch.
>>
>> It would be even slightly better if the irqbalance service is turned
>> off outside.
>
> Yes, if you don't turn-off (kill) irqbalance it will move around the
> IRQs behind your back...
On Fri, 25 Aug 2017 17:26:36 +0800
Robert Hoo wrote:
> (Sorry for yesterday's wrong sending, I finally fixed my MTA and git
> send-email settings.)
Please see my reply in:
http://lkml.kernel.org/r/20170825111921.06171...@redhat.com
--
Best regards,
Jesper Dangaard Brouer
MSc.CS, Principa
(Sorry for yesterday's wrong sending, I finally fixed my MTA and git
send-email settings.)
It's hard to benchmark 40G+ network bandwidth using ordinary
tools like iperf, netperf (see reference 1).
Pktgen, packet generator from Kernel sapce, shall be a candidate.
I then tried with pktgen multiqueu
(please don't use BCC on the netdev list, replies might miss the list in cc)
Comments inlined below:
On Fri, 25 Aug 2017 10:24:30 +0800 Robert Hoo wrote:
> From: Robert Ho
>
> It's hard to benchmark 40G+ network bandwidth using ordinary
> tools like iperf, netperf. I then tried with pktgen m
From: Robert Ho
It's hard to benchmark 40G+ network bandwidth using ordinary
tools like iperf, netperf. I then tried with pktgen multiqueue sample
scripts, but still cannot reach line rate.
I then derived this NUMA awared irq affinity sample script from
multi-queue sample one, successfully benchm
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