Thank you, Fabien.

I have tuned parameters at OS level, these being VMs didn't help much, can this be set at app level? if so, how?

On Wed, Sep 12, 2018 at 7:09 AM Fabien Wernli <wernli@in2p3.fr> wrote:

Hi Vijay,

We're running 3.9.1 too with UDP.
Have you tried increasing so-rcvbuf?

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