On Mon, Dec 07, 2020 at 04:34:57PM +0000, Mohamed Abuelfotoh, Hazem wrote: > 100ms RTT > > >Which exact version of linux kernel are you using ? > On the receiver side I could see the issue with any mainline kernel > version >=4.19.86 which is the first kernel version that has patches > [1] & [2] included. On the sender I am using kernel 5.4.0-rc6. 5.4.0-rc6 is a very old and odd kernel to be doing anything with. Are you sure you don't mean "5.10-rc6" here? thanks, greg k-h