On Thursday 08 June 2006 19:15, you wrote: > After some enhancements made for netchannel subsystem I'm pleased to > announce, that netchannel subsystem outperforms existing layered design > both in CPU usage and network speed. > > Well, after such pretentious introduction I want to cool things down. > CPU usage is about 1-2% less for netchannels and network performance is > about 1-2 MB higher and sometimes exceeds 84 MB/sec which, I think, > is maximum for given network setup (e1000 receive, r8169 send, 1500 MTU).
I have followed your work closely and have wondered how it affects latency? I have somewhat limited knowledge about TCP and how the kernel handles it, but I guess the path from NIC to userspace hasn't increased. What about syscall overhead caused by userspace TCP processing? H³ - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
