вт, 14 апр. 2020 г., 12:51 Kristof Provost <k...@freebsd.org>: > Hi, > > Thanks to support from The FreeBSD Foundation I’ve been able to work > on improving the throughput of if_bridge. > It changes the (data path) locking to use the NET_EPOCH infrastructure. > Benchmarking shows substantial improvements (x5 in test setups). > > This work is ready for wider testing now. > > It’s under review here: https://reviews.freebsd.org/D24250 > > Patch for CURRENT: https://reviews.freebsd.org/D24250?download=true > Patches for stable/12: > https://people.freebsd.org/~kp/if_bridge/stable_12/ > > I’m not currently aware of any panics or issues resulting from these > patches. > > Do note that if you run a Bhyve + tap on bridges setup the tap code > suffers from a similar bottleneck and you will likely not see major > improvements in single VM to host throughput. I would expect, but have > not tested, improvements in overall throughput (i.e. when multiple VMs > send traffic at the same time). > > Best regards, > Kristof >
Hi! Thank you for your work! Do you know if epair suffers from the same issue as tap? > _______________________________________________ freebsd-current@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/freebsd-current To unsubscribe, send any mail to "freebsd-current-unsubscr...@freebsd.org"
