[Bug 248652] iflib: netmap pkt-gen large TX performance difference between 11-STABLE and 12-STABLE/CURRENT on ix & ixl NIC

2020-10-19 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=248652 --- Comment #25 from Vincenzo Maffione --- Sorry, my bad. I read the code the wrong way, so the second patch is indeed useless. Please forget about that. The patch is not ensuring timely TX slots recovery (as pointed out in comment #23). S

[Bug 248652] iflib: netmap pkt-gen large TX performance difference between 11-STABLE and 12-STABLE/CURRENT on ix & ixl NIC

2020-10-19 Thread bugzilla-noreply
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=248652 --- Comment #24 from Sylvain Galliano --- (In reply to Vincenzo Maffione from comment #23) After using 'Netmap tx timer + timely credits update' patch, I didn't notice any difference on results. Should I make some specific tests to confirm