Hello, I solved, the original netmap can not take the initiative to set the promiscuous, thank you
I found a problem that I used Libpcap capture, like CPU load is not high, But I use netmap+libpcap CPU load is very high, is this normal? Thank you ------------------ Original ------------------ From: "lyerwtyr";<lyerw...@gmail.com>; Date: Sun, Jun 8, 2014 06:38 PM To: "net"<n...@freebsd.org>; Subject: Hello, about whether netmap under e1000e cannot receive the package problem help look? Thank you Luigi Rizzo Hello, thank you for your selfless contributions netmap the fast packet I/O framework, I have a little problem now, the thing is such, do not know if you can help me to have a look? Thank you I do the test in the Linux kernel version 3.0.80 below, I discovered that netmap cannot receive packets, machine I is the following I use the lsmod command output, that I should have been loaded with netmap_lin.ko and e1000e.ko [root@localhost ~]# lsmod Module Size Used by e1000e 20996 0 netmap_lin 253984 1 e1000e Then I use tcpdump -i eth1 to capture can normally receive all packets But I tcpdump -i netmap:eth1 //////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// [root@centos examples]# tcpdump -i netmap:eth1 Pcap_netmap_activate device netmap:eth1 priv 0x1bac600 FD 3 ports 0..0 Pcap_netmap_ioctl eth1 IOCTL 0x8913 returns 0 Pcap_netmap_ioctl eth1 IOCTL 0x8914 returns 0 Tcpdump: verbose output suppressed, use -v or -vv for full protocol decode Listening on netmap:eth1, link-type EN10MB (Ethernet), capture size 65535 bytes 08:25:26.122361 IP 192.168.188.2.netbios-ns > 192.168.188.255.netbios-ns: NBT UDP PACKET (137): QUERY; REQUEST; BROADCAST 08:25:26.871923 IP 192.168.188.2.netbios-ns > 192.168.188.255.netbios-ns: NBT UDP PACKET (137): QUERY; REQUEST; BROADCAST 08:25:27.622484 IP 192.168.188.2.netbios-ns > 192.168.188.255.netbios-ns: NBT UDP PACKET (137): QUERY; REQUEST; BROADCAST Not receiving any useful package, I am very confused do not know is what reason ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// I use the following netmap/example tools pkt-gen test does not receive all the packages below is my operation results [root@centos examples]#./pkt-gen -i eth1 -f R 30.524029 main [1624] interface is eth1 30.524527 extract_ip_range [275] range is 10.0.0.1:0 to 10.0.0.1:0 30.524550 extract_ip_range [275] range is 10.1.0.1:0 to 10.1.0.1:0 30.676782 main [1807] mapped 334980KB at 0x7fede9c9b000 Receiving from netmap:eth1: 1 queues, 1 threads and 1 cpus. 30.676899 main [1887] Wait 2 secs for PHY reset 32.676992 main [1889] Ready... 32.677044 nm_open [457] overriding ifname eth1 ringid 0x0 flags 0x1 33.678190 receiver_body [1170] waiting for initial packets, poll returns 00 33.678265 main_thread [1421] 0 PPS (0 PKTS in 1001121 USEC) 34.679292 receiver_body [1170] waiting for initial packets, poll returns 00 34.679437 main_thread [1421] 0 PPS (0 PKTS in 1001173 USEC) 35.680347 receiver_body [1170] waiting for initial packets, poll returns 00 35.680595 main_thread [1421] 0 PPS (0 PKTS in 1001158 USEC) 36.681386 receiver_body [1170] waiting for initial packets, poll returns 00 36.681634 main_thread [1421] 0 PPS (0 PKTS in 1001038 USEC) 37.682467 receiver_body [1170] waiting for initial packets, poll returns 00 37.682707 main_thread [1421] 0 PPS (0 PKTS in 1001074 USEC) 38.683502 receiver_body [1170] waiting for initial packets, poll returns 00 38.683870 main_thread [1421] 0 PPS (0 PKTS in 1001163 USEC) 39.684556 receiver_body [1170] waiting for initial packets, poll returns 00 39.685022 main_thread [1421] 0 PPS (0 PKTS in 1001152 USEC) 40.685591 receiver_body [1170] waiting for initial packets, poll returns 00 40.686056 main_thread [1421] 0 PPS (0 PKTS in 1001034 USEC) 41.686632 receiver_body [1170] waiting for initial packets, poll returns 00 41.687193 main_thread [1421] 0 PPS (0 PKTS in 1001137 USEC) 42.687664 receiver_body [1170] waiting for initial packets, poll returns 00 42.688353 main_thread [1421] 0 PPS (0 PKTS in 1001160 USEC) 43.688707 receiver_body [1170] waiting for initial packets, poll returns 00 43.689502 main_thread [1421] 0 PPS (0 PKTS in 1001149 USEC) 44.689751 receiver_body [1170] waiting for initial packets, poll returns 00 44.690549 main_thread [1421] 0 PPS (0 PKTS in 1001047 USEC) 45.690784 receiver_body [1170] waiting for initial packets, poll returns 00 45.691641 main_thread [1421] 0 PPS (0 PKTS in 1001092 USEC) 46.691825 receiver_body [1170] waiting for initial packets, poll returns 00 46.692807 main_thread [1421] 0 PPS (0 PKTS in 1001166 USEC) 47.692857 receiver_body [1170] waiting for initial packets, poll returns 00 47.693962 main_thread [1421] 0 PPS (0 PKTS in 1001154 USEC) 48.693892 receiver_body [1170] waiting for initial packets, poll returns 00 48.694996 main_thread [1421] 0 PPS (0 PKTS in 1001035 USEC) 49.694926 receiver_body [1170] waiting for initial packets, poll returns 00 49.696132 main_thread [1421] 0 PPS (0 PKTS in 1001135 USEC) 50.695958 receiver_body [1170] waiting for initial packets, poll returns 00 50.697295 main_thread [1421] 0 PPS (0 PKTS in 1001164 USEC) 51.696997 receiver_body [1170] waiting for initial packets, poll returns 00 51.698451 main_thread [1421] 0 PPS (0 PKTS in 1001155 USEC) 52.698046 receiver_body [1170] waiting for initi ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// I don't know Is it right? E1000e the driver where I didn't use to bag is not normal But I'm also a machine this machine is installed above the driver is E1000 centos6.2 Linux kernel version is 3.0.80 In this machine above I can use the normal netmap bag. Thank you, sincerely waiting for your reply, thank you _______________________________________________ freebsd-net@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "freebsd-net-unsubscr...@freebsd.org"
