Re: Linux Loopback Interface

Thanks Rich.

No we have not modified txqueuelen. I will go through the document.

On Wed, Sep 11, 2019 at 6:06 PM Rich J <rjoralist3_at_society.servebeer.com> wrote:

> On 2019/09/10 21:19, Rakesh Ra wrote:
>
> lo: flags=73<UP,LOOPBACK,RUNNING> mtu 16436 <<<<<<<<<<<< This value was
> 64K during the issue time. It looks starting 6.5 kernel , MTU is bumped to
> 64K. We lowered this to 16K
> inet 127.0.0.1 netmask 255.0.0.0
> loop txqueuelen 1000 (Local Loopback)
> RX packets 2689657 bytes 17458642228 (16.2 GiB)
> RX errors 0 dropped 0 overruns 0 frame 0
> TX packets 2689657 bytes 17458642228 (16.2 GiB)
> TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
>
>
> Did you also modify the txqueuelen? It looks like at least 7.4 has a
> default of 0, and the older 6.1 as well.
>
> I started reading
> https://www.coverfire.com/articles/queueing-in-the-linux-network-stack/
> which may or may not help here...
>
> Rich
>

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