Regards _Sugesh
From: yugang [mailto:yug...@dptechnology.net] Sent: Wednesday, March 23, 2016 6:22 AM To: yewgang <batmanu...@gmail.com> Cc: Chandran, Sugesh <sugesh.chand...@intel.com>; yugangdeai <yugangd...@163.com>; discuss <discuss@openvswitch.org> Subject: Re: Re: [ovs-discuss] 回复: Re: userspace openvswitch ________________________________ yugang 发件人： yewgang<mailto:batmanu...@gmail.com> 发送时间： 2016-03-23 12:11 收件人： yugang<mailto:yug...@dptechnology.net> 抄送： Chandran, Sugesh<mailto:sugesh.chand...@intel.com>; yugangdeai<mailto:yugangd...@163.com>; discuss<mailto:discuss@openvswitch.org> 主题： Re: [ovs-discuss] 回复: Re: userspace openvswitch 2016-03-22 9:11 GMT+08:00 yugang <yug...@dptechnology.net<mailto:yug...@dptechnology.net>>: Dear, Here are the log: 2009-01-02T14:42:35Z|00043|hmap|DBG|lib/shash.c:112: 6 nodes in bucket (64 nodes, 32 buckets) 2009-01-02T14:42:35Z|00044|hmap|DBG|lib/shash.c:112: 6 nodes in bucket (64 nodes, 32 buckets) 2009-01-02T14:42:35Z|00045|netlink_socket|DBG|nl_sock_send__ (Success): nl(len:17, type=26(family-defined), flags=305[REQUEST][ACK][DUMP], seq=1, pid=4294963102 2009-01-02T14:42:35Z|00046|netlink_socket|DBG|nl_sock_recv__ (Success): nl(len:68, type=24(family-defined), flags=2[MULTI], seq=1, pid=4294963102 2009-01-02T14:42:35Z|00047|netlink_socket|DBG|nl_sock_recv__ (Success): nl(len:164, type=24(family-defined), flags=2[MULTI], seq=1, pid=4294963102 2009-01-02T14:42:35Z|00048|netlink_socket|DBG|nl_sock_recv__ (Success): nl(len:164, type=24(family-defined), flags=2[MULTI], seq=1, pid=4294963102 2009-01-02T14:42:35Z|00049|netlink_socket|DBG|nl_sock_recv__ (Success): nl(len:144, type=24(family-defined), flags=2[MULTI], seq=1, pid=4294963102 2009-01-02T14:42:35Z|00050|netlink_socket|DBG|nl_sock_recv__ (Success): nl(len:144, type=24(family-defined), flags=2[MULTI], seq=1, pid=4294963102 2009-01-02T14:42:35Z|00051|netlink_socket|DBG|nl_sock_recv__ (Success): nl(len:144, type=24(family-defined), flags=2[MULTI], seq=1, pid=4294963102 2009-01-02T14:42:35Z|00052|netlink_socket|DBG|nl_sock_recv__ (Success): nl(len:20, type=3(done), flags=2[MULTI], seq=1, pid=4294963102 done(0) 2009-01-02T14:42:35Z|00053|netlink_socket|DBG|nl_sock_transact_multiple__ (Success): nl(len:40, type=16(control), flags=1[REQUEST], seq=1, pid=14940,genl(cmd=3,version=1) 2009-01-02T14:42:35Z|00054|netlink_socket|DBG|nl_sock_recv__ (Success): nl(len:36, type=2(error), flags=0, seq=1, pid=14940 error(-2(No such file or directory), in-reply-to(nl(len:40, type=16(control), flags=1[REQUEST], seq=1, pid=14940)) 2009-01-02T14:42:35Z|00055|netlink_socket|DBG|received NAK error=0 (No such file or directory) 2009-01-02T14:42:35Z|00056|dpif_netlink|ERR|Generic Netlink family 'ovs_datapath' does not exist. The Open vSwitch kernel module is probably not loaded. It seems that no datapath named 'ovs_datapath' exist. So does you add bridge which type is 'ovs_datapath' already? In OVS, default datapath type is 'ovs_datapath' or something. [Sugesh] Yes, But we are using netdev(userspace) datapath than the default. [DPTECH-Developer-Shell]ovs-vsctl --timeout 10 add-br brtest -- set bridge brtest datapath_type=netdev ovs-vsctl: Error detected while setting up 'brtest'. See ovs-vswitchd log for details. [DPTECH-Developer-Shell] We want to use it in userspace totaly, and this error is related to netlink and kernel module, should not i ignore this error? 2009-01-02T14:42:35Z|00057|dpif|WARN|failed to enumerate system datapaths: No such file or directory 2009-01-02T14:42:35Z|00058|dpif|WARN|failed to create datapath ovs-system: No such file or directory 2009-01-02T14:42:35Z|00059|ofproto_dpif|ERR|failed to open datapath of type system: No such file or directory 2009-01-02T14:42:35Z|00060|ofproto|ERR|failed to open datapath br1008: No such file or directory 2009-01-02T14:42:35Z|00061|bridge|ERR|failed to create bridge br1008: No such file or directory 2009-01-02T14:42:35Z|00062|dpif|WARN|failed to enumerate system datapaths: No such file or directory 2009-01-02T14:42:39Z|00063|dpif|WARN|failed to create datapath ovs-system: No such file or directory 2009-01-02T14:42:39Z|00064|ofproto_dpif|ERR|failed to open datapath of type system: No such file or directory 2009-01-02T14:42:39Z|00065|ofproto|ERR|failed to open datapath br1009: No such file or directory 2009-01-02T14:42:39Z|00066|bridge|ERR|failed to create bridge br1009: No such file or directory 2009-01-02T14:42:39Z|00067|netdev_linux|WARN|ovs-netdev: creating tap device failed: Invalid argument [Sugesh] It looks to me that your tap creation for your bridge failed in Kernel. Can you please try out using new kernel version > 3.12 ?? Some of the socket parameter options may not be present in the old kernel. BTW I can create bridge on my machine(3.18 kernel) successfully using 2.5 OVS. Best regards, Yugang ________________________________ yugang 发件人： yugang<mailto:yug...@dptechnology.net> 发送时间： 2016-03-22 09:03 收件人： Chandran, Sugesh<mailto:sugesh.chand...@intel.com>; yugangdeai<mailto:yugangd...@163.com>; discuss<mailto:discuss@openvswitch.org> 主题： Re: RE: [ovs-discuss] userspace openvswitch We have checked ‘INSTALL.userspace.md<http://INSTALL.userspace.md>’ , it's same as version 1.11.0, and on the same device, version 1.11.0 is ok, here are tun module information: [DPTECH-Developer-Shell]mknod /dev/net/tun c 10 200 [DPTECH-Developer-Shell]ls /dev/net tun [DPTECH-Developer-Shell]ls /dev/net -l total 0 crw-r--r-- 1 root root 10, 200 Jan 2 22:39 tun [DPTECH-Developer-Shell] Best regards, Yugang ________________________________ yugang From: Chandran, Sugesh<mailto:sugesh.chand...@intel.com> Date: 2016-03-21 18:31 To: yugang<mailto:yug...@dptechnology.net>; yugangdeai<mailto:yugangd...@163.com>; discuss<mailto:discuss@openvswitch.org> Subject: RE: RE: [ovs-discuss] userspace openvswitch Regards _Sugesh From: yugang [mailto:yug...@dptechnology.net<mailto:yug...@dptechnology.net>] Sent: Monday, March 21, 2016 9:40 AM To: Chandran, Sugesh <sugesh.chand...@intel.com<mailto:sugesh.chand...@intel.com>>; yugangdeai <yugangd...@163.com<mailto:yugangd...@163.com>>; discuss <discuss@openvswitch.org<mailto:discuss@openvswitch.org>> Subject: Re: RE: [ovs-discuss] userspace openvswitch [DPTECH-Developer-Shell]ovs-vsctl --timeout 10 add-br brtest -- set bridge brtes t datapath_type=netdev ovs-vsctl: Error detected while setting up 'brtest'. See ovs-vswitchd log for details. [DPTECH-Developer-Shell] We can also ignore this error msg? [Sugesh] No, You are not supposed to get this error. Have you looked at ovs logs??Please have a look at ‘INSTALL.userspace.md<http://INSTALL.userspace.md>’ for detailed guide on how to set up OVS in userspace. You might need to load tun/tap kernel module for creating the bridge. ________________________________ yugang From: Chandran, Sugesh<mailto:sugesh.chand...@intel.com> Date: 2016-03-21 17:03 To: yugang<mailto:yug...@dptechnology.net>; yugangdeai<mailto:yugangd...@163.com>; discuss<mailto:discuss@openvswitch.org> Subject: RE: Re: [ovs-discuss] userspace openvswitch Specify the type of bridge as netdev for userspace bridge. ovs-vsctl --timeout 10 add-br br0 -- set bridge br0 datapath_type=netdev You can ignore the warning message “failed to enumerate ….” for now. Verify if the bridge has been created successfully using ‘ovs-vsctl show’. Regards _Sugesh From: yugang [mailto:yug...@dptechnology.net] Sent: Monday, March 21, 2016 8:57 AM To: Chandran, Sugesh <sugesh.chand...@intel.com<mailto:sugesh.chand...@intel.com>>; yugangdeai <yugangd...@163.com<mailto:yugangd...@163.com>>; discuss <discuss@openvswitch.org<mailto:discuss@openvswitch.org>> Subject: Re: Re: [ovs-discuss] userspace openvswitch if it does, why i can add bridge with tool ovs-vsctl on version 1.11.0, but failed on the latest version, [Sugesh] What error you are getting? [DPTECH-Developer-Shell]ps aux|grep ovs root 4289 0.4 0.2 5904 1976 ? Ss 04:13 0:41 ./ovs-vswitchd --pidfile --detach --verbose root 9744 0.0 0.0 2088 340 ttyS0 S+ 06:33 0:00 grep ovs root 24785 0.0 0.1 3924 1460 ? Ss Jan01 0:19 ovsdb-server -v --remote=punix:/usr/local/var/run/openvswitch/db.sock --remote=db:Open_vSwitch,Open_vSwitch,manager_options --private-key=db:Open_vSwitch,SSL,private_key --certificate=db:Open_vSwitch,SSL,certificate --bootstrap-ca-cert=db:Open_vSwitch,SSL,ca_cert --pidfile --detach --log-file [DPTECH-Developer-Shell] [DPTECH-Developer-Shell]ovs-vsctl add-br testbridge ovs-vsctl: Error detected while setting up 'testbridge'. See ovs-vswitchd log for details. [DPTECH-Developer-Shell] Here are more: 2009-01-01T20:13:36Z|00051|netlink_socket|DBG|nl_sock_recv__ (Success): nl(len:36, type=2(error), flags=0, seq=1, pid=4289 error(-2(No such file or directory), in-reply-to(nl(len:40, type=16(control), flags=1[REQUEST], seq=1, pid=4289)) 2009-01-01T20:13:36Z|00052|netlink_socket|DBG|received NAK error=0 (No such file or directory) 2009-01-01T20:13:36Z|00053|dpif_netlink|ERR|Generic Netlink family 'ovs_datapath' does not exist. The Open vSwitch kernel module is probably not loaded. 2009-01-01T20:13:36Z|00054|dpif|WARN|failed to enumerate system datapaths: No such file or directory 2009-01-01T20:13:36Z|00055|dpif|WARN|failed to create datapath ovs-system: No such file or directory 2009-01-01T20:13:36Z|00056|ofproto_dpif|ERR|failed to open datapath of type system: No such file or directory Best regards, Yugang ________________________________ yugang From: Chandran, Sugesh<mailto:sugesh.chand...@intel.com> Date: 2016-03-21 16:42 To: shanghai<mailto:yugangd...@163.com>; discuss@openvswitch.org<mailto:discuss@openvswitch.org> Subject: Re: [ovs-discuss] userspace openvswitch Regards _Sugesh From: discuss [mailto:discuss-boun...@openvswitch.org] On Behalf Of shanghai Sent: Sunday, March 20, 2016 8:26 AM To: discuss@openvswitch.org<mailto:discuss@openvswitch.org> Subject: [ovs-discuss] userspace openvswitch Dear there, Thanks for your time, i want to know that whether the version 2.5.0 openvswitch can work in userspace totaly, [Sugesh] 2.5.0 supports userspace datapath. if it does, why i can add bridge with tool ovs-vsctl on version 1.11.0, but failed on the latest version, [Sugesh] What error you are getting? which remind me to load the kernel module, how could i solve this problem. I am really looking forward to hear from you. [Sugesh] No need to load ovs kernel module for userspace datapath. Best regards, Yugang . _______________________________________________ discuss mailing list discuss@openvswitch.org<mailto:discuss@openvswitch.org> http://openvswitch.org/mailman/listinfo/discuss
_______________________________________________ discuss mailing list discuss@openvswitch.org http://openvswitch.org/mailman/listinfo/discuss
