We do not have "Hard-Realtime" requirements, but we should always handle the IRQ inside of 1ms. Ok, I will give 4.19.193-rt81 a try. Before we decided to switch to the 4.19.x kernel we tried in March

Hi, Attached you can find my kernel config. Sorry, but I can not follow your words. What do you mean with 'needs relaxing to at least migration must be off'? Thanx, Rainer

Hello Pavel, Yes, I actually need the realtime feature. I have one task which needs to run periodically in realtime (triggered every 10ms by an external IRQ). This is only a problem with the realtime

Hi, I'm useing the kernel 4.19.165-cip41-rt18 on the Altera SOCkit and I encountered an problem with high TCP traffic. I get the following kernel message over and over: Jun 1 09:11:46 sicam kernel: [4