Re: Netmap TX with no impact to host

2017-01-19 Thread David Belle-Isle
ions) is: > > # bridge netmap:em0 > > However, to let TCP/UDP traffic go correctly, you need to disable tso and > checksum offloadings on em0, since netmap will not program the NIC to > perform those offloadings. This is also valid for your custom program above. > > Cheers, &

Netmap TX with no impact to host

2017-01-18 Thread David Belle-Isle
Hi, I'm trying to open a netmap descriptor to an interface to send packets. However, I don't want to prevent the host to send and receive data (transparent). I don't think this should be hard but I can't figure out how to do this. I tried to run the bridge example in the FreeBSD distribution but

Changing NIC ring weight in indirection table

2016-12-30 Thread David Belle-Isle
Hi, Can anyone tell me how to set the weight of a ring from the indirection table on FreeBSD? My plan is to yank out a TX ring and to use it solely with netmap to receive packets but want to make sure the kernel won't be receiving any packets on this ring. Based on a quick search this is somethin