I have set buffers to 20MB per core and results are great: # sysctl -w net.core.rmem_default=20971520
0% packet lost... with default value of 200KB packet-loss went easily above 30% You can chek if you have this problem with: # netstat -suna look for errors in UDP area ----------Pedteter. On Tuesday, March 2, 2021, 04:44:35 PM GMT+1, Benny Pedersen <m...@junc.eu> wrote: >On 2021-03-02 16:26, Pedro David Marco wrote:> Correct Kernel UD tunning >solves the problem!>in verbose this is ?