Wouldn't the LOWAT setting be much easier for applications to use if it was set in estimated time (ie time it will take to deliver the data) rather than bytes?

Simon

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On April 22, 2015 2:47:34 PM Eric Dumazet <[email protected]> wrote:

On Wed, 2015-04-22 at 14:05 -0700, Rick Jones wrote:
> On 04/22/2015 02:02 PM, Eric Dumazet wrote:
> > Yeah, the real nice thing is TCP_NOTSENT_LOWAT added in linux-3.12
>
> Don't go telling Dave about that, he wants me to put too much into
> netperf as it is!-)

Note that one can also set a sysctl, in case netperf author does not
want to change its baby ;)

echo 131072 >/proc/sys/net/ipv4/tcp_notsent_lowat



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