X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=NEWS;h=5ea4f2f879447ca4a2452413203d29408578bb66;hb=ca43b8130b5b4086865fd6a7ed468d0a0d7cae17;hp=276ecf8eab549c88a6e7af304ec1c7d91f8ad6f4;hpb=63171f047fe20ef62ce0c42c4b9da2114ddd4bff;p=ovs.git diff --git a/NEWS b/NEWS index 276ecf8ea..5ea4f2f87 100644 --- a/NEWS +++ b/NEWS @@ -1,8 +1,78 @@ -Post-v2.7.0 ---------------------- - - ovs-ofctl can now accept and display port names in place of numbers. By - default it always accepts names and in interactive use it displays them; - use --names or --no-names to override. See ovs-ofctl(8) for details. +v2.9.1 - xx xxx xxxx +-------------------- + + +v2.9.0 - 19 Feb 2018 +-------------------- + - NSH implementation now conforms to latest draft (draft-ietf-sfc-nsh-28). + * Add ttl field. + * Add a new action dec_nsh_ttl. + * Enable NSH support in kernel datapath. + - OVSDB: + * New high-level documentation in ovsdb(7). + * New file format documentation for developers in ovsdb(5). + * Protocol documentation moved from ovsdb-server(1) to ovsdb-server(7). + * ovsdb-client: New "get-schema-cksum" and "query" commands. + * ovsdb-client: New "backup" and "restore" commands. + * ovsdb-tool: New "db-name" and "schema-name" commands. + - ovs-vsctl and other commands that display data in tables now support a + --max-column-width option to limit column width. + - No longer slow-path traffic that sends to a controller. Applications, + such as OVN ACL logging, want to send a copy of a packet to a + controller while leaving the actual packet forwarding in the datapath. + - OVN: + * The "requested-chassis" option for a logical switch port now accepts a + chassis "hostname" in addition to a chassis "name". + * IPv6 + - Added support to send IPv6 Router Advertisement packets in response to + the IPv6 Router Solicitation packets from the VIF ports. + - Added support to generate Neighbor Solicitation packets using the OVN + action 'nd_ns' to resolve unknown next hop MAC addresses for the + IPv6 packets. + * ovn-ctl: New commands run_nb_ovsdb and run_sb_ovsdb. + - OpenFlow: + * ct_clear action is now backed by kernel datapath. Support is probed for + when OVS starts. + - Linux kernel 4.15 + * Add support for compiling OVS with the latest Linux 4.15 kernel + - ovs-dpctl and related ovs-appctl commands: + * "flush-conntrack" now accept a 5-tuple to delete a specific + connection tracking entry. + * New "ct-set-maxconns", "ct-get-maxconns", and "ct-get-nconns" commands + for userspace datapath. + - No longer send packets to the Linux TAP device if it's DOWN unless it is + in another networking namespace. + - DPDK: + * Add support for DPDK v17.11 + * Add support for vHost IOMMU + * New debug appctl command 'netdev-dpdk/get-mempool-info'. + * All the netdev-dpdk appctl commands described in ovs-vswitchd man page. + * Custom statistics: + - DPDK physical ports now return custom set of "dropped", "error" and + "management" statistics. + - ovs-ofctl dump-ports command now prints new of set custom statistics + if available (for OpenFlow 1.4+). + * New appctl command 'dpif-netdev/pmd-rxq-rebalance' to rebalance rxq to + pmd assignments. + * Add rxq utilization of pmd to appctl 'dpif-netdev/pmd-rxq-show'. + * Add support for vHost dequeue zero copy (experimental) + - Userspace datapath: + * Output packet batching support. + - vswitchd: + * Datapath IDs may now be specified as 0x1 (etc.) instead of 16 digits. + * Configuring a controller, or unconfiguring all controllers, now deletes + all groups and meters (as well as all flows). + - New --enable-sparse configure option enables "sparse" checking by default. + - Added additional information to vhost-user status. + +v2.8.0 - 31 Aug 2017 +-------------------- + - ovs-ofctl: + * ovs-ofctl can now accept and display port names in place of numbers. By + default it always accepts names and in interactive use it displays them; + use --names or --no-names to override. See ovs-ofctl(8) for details. + * "ovs-ofctl dump-flows" now accepts --no-stats to omit flow statistics. + - New ovs-dpctl command "ct-stats-show" to show connection tracking stats. - Tunnels: * Added support to set packet mark for tunnel endpoint using `egress_pkt_mark` OVSDB option. @@ -16,13 +86,21 @@ Post-v2.7.0 Log level can be changed in a usual OVS way using 'ovs-appctl vlog' commands for 'dpdk' module. Lower bound still can be configured via extra arguments for DPDK EAL. + * dpdkvhostuser ports are marked as deprecated. They will be removed + in an upcoming release. + * Support for DPDK v17.05.1. - IPFIX now provides additional counters: * Total counters since metering process startup. * Per-flow TCP flag counters. + * Multicast, broadcast, and unicast counters. - New support for multiple VLANs (802.1ad or "QinQ"), including a new "dot1q-tunnel" port VLAN mode. - In ovn-vsctl and vtep-ctl, record UUIDs in commands may now be abbreviated to 4 hex digits. + - Userspace Datapath: + * Added NAT support for userspace datapath. + * Added FTP and TFTP support with NAT for userspace datapath. + * Experimental NSH (Network Service Header) support in userspace datapath. - OVN: * New built-in DNS support. * IPAM for IPv4 can now exclude user-defined addresses from assignment. @@ -36,7 +114,17 @@ Post-v2.7.0 abbreviated to 4 hex digits. * "ovn-sbctl lflow-list" can now print OpenFlow flows that correspond to logical flows. - - Add the command 'ovs-appctl stp/show' (see ovs-vswitchd(8)). + * Now uses OVSDB RBAC support to reduce impact of compromised hypervisors. + * Multiple chassis may now be specified for L3 gateways. When more than + one chassis is specified, OVN will manage high availability for that + gateway. + * Add support for ACL logging. + * ovn-northd now has native support for active-standby high availability. + * Add support for QoS bandwidth limt with DPDK. + - Tracing with ofproto/trace now traces through recirculation. + - OVSDB: + * New support for role-based access control (see ovsdb-server(1)). + - New commands 'stp/show' and 'rstp/show' (see ovs-vswitchd(8)). - OpenFlow: * All features required by OpenFlow 1.4 are now implemented, so ovs-vswitchd now enables OpenFlow 1.4 by default (in addition to @@ -46,14 +134,34 @@ Post-v2.7.0 * The "learn" action now supports a "limit" option (see ovs-ofctl(8)). * The port status bit OFPPS_LIVE now reflects link aliveness. * OpenFlow 1.5 packet-out is now supported. + * Support for OpenFlow 1.5 field packet_type and packet-type-aware + pipeline (PTAP). + * Added generic encap and decap actions (EXT-382). + First supported use case is encap/decap for Ethernet. + * Added NSH (Network Service Header) support in userspace + Used generic encap and decap actions to implement encapsulation and + decapsulation of NSH header. + IETF NSH draft - https://datatracker.ietf.org/doc/draft-ietf-sfc-nsh/ + * Conntrack state is only available to the processing path that + follows the "recirc_table" argument of the ct() action. Starting + in OVS 2.8, this state is now cleared for the current processing + path whenever ct() is called. - Fedora Packaging: * OVN services are no longer restarted automatically after upgrade. + * ovs-vswitchd and ovsdb-server run as non-root users by default. - Add --cleanup option to command 'ovs-appctl exit' (see ovs-vswitchd(8)). - L3 tunneling: - * Add "layer3" options for tunnel ports that support non-Ethernet (L3) - payload (GRE). - * Transparently pop and push Ethernet headers at transmit/reception - of packets to/from L3 tunnels. + * Use new tunnel port option "packet_type" to configure L2 vs. L3. + * In conjunction with PTAP tunnel ports can handle a mix of L2 and L3 + payload. + * New vxlan tunnel extension "gpe" to support VXLAN-GPE tunnels. + * New support for non-Ethernet (L3) payloads in GRE and VXLAN-GPE. + - The BFD detection multiplier is now user-configurable. + - Add experimental support for hardware offloading + * HW offloading is disabled by default. + * HW offloading is done through the TC interface. + - IPv6 link local addresses are now supported on Linux. Use % to designate + the scope device. v2.7.0 - 21 Feb 2017 ---------------------