Re: [Linuxarm] Re: [PATCH RFC 0/7] add socket to netdev page frag recycling support

[David Ahern]

On 8/25/21 10:24 AM, Eric Dumazet wrote:
> On Wed, Aug 25, 2021 at 9:39 AM David Ahern <dsahern@xxxxxxxxx> wrote:
>>
>> On 8/25/21 9:32 AM, Eric Dumazet wrote:
> 
>>>
>>
>> thanks for the pointer. I need to revisit my past attempt to get iperf3
>> working with hugepages.
> 
> ANother pointer, just in case this helps.
> 
> commit 72653ae5303c626ca29fcbcbb8165a894a104adf
> Author: Eric Dumazet <edumazet@xxxxxxxxxx>
> Date:   Thu Aug 20 10:11:17 2020 -0700
> 
>     selftests: net: tcp_mmap: Use huge pages in send path
> 

very helpful. Thanks. Added support to iperf3, and it does show a big
drop in cpu utilization.