On 07/11/18 07:58, Eggert, Lars wrote:
> I have netmap working with the T6 cards now.
> However, performance is very poor. It seems to take several milliseconds
> after a NIOCTXSYNC ioctl before the tail is updated?
Try changing lazy_tx_credit_flush to 0 on the running kernel with a
debugger, or compile the driver with it set to 0 -- it's in t4_netmap.c:
int lazy_tx_credit_flush = 1;
I'm surprised I don't have a tunable/sysctl for it. I'll add one really
> In case it matters, here is what is in loader.conf:
firstname.lastname@example.org mailing list
To unsubscribe, send any mail to "freebsd-net-unsubscr...@freebsd.org"