X-Git-Url: http://git.cascardo.eti.br/?a=blobdiff_plain;f=NEWS;h=ecb1fde5a6ae4e6663df20de258c9b55ffdc7eae;hb=37f9d3a82f6f7681b001ea20cf3e14ddc7fe0e3e;hp=c81364edae87f63e1b50015e0214c04a2bd1eed6;hpb=e60240571a017f694f7811a6ac407af3c55219fa;p=cascardo%2Fovs.git diff --git a/NEWS b/NEWS index c81364eda..ecb1fde5a 100644 --- a/NEWS +++ b/NEWS @@ -1,23 +1,75 @@ -post-v1.9.0 --------------------- +v1.11.0 - 28 Aug 2013 +--------------------- + - Support for megaflows, which allows wildcarding in the kernel (and + any dpif implementation that supports wildcards). Depending on + the flow table and switch configuration, flow set up rates are + close to the Linux bridge. + - The "tutorial" directory contains a new tutorial for some advanced + Open vSwitch features. + - Stable bond mode has been removed. + - The autopath action has been removed. + - New support for the data encapsulation format of the LISP tunnel + protocol (RFC 6830). An external control plane or manual flow + setup is required for EID-to-RLOC mapping. + - OpenFlow: + * The "dec_mpls_ttl" and "set_mpls_ttl" actions from OpenFlow + 1.1 and later are now implemented. + * New "stack" extension for use in actions, to push and pop from + NXM fields. + * The "load" and "set_field" actions can now modify the "in_port". (This + allows one to enable output to a flow's input port by setting the + in_port to some unused value, such as OFPP_NONE.) + - ovs-dpctl: + * New debugging commands "add-flow", "mod-flow", "del-flow". + - In dpif-based bridges, cache action translations, which can improve + flow set up performance by 80% with a complicated flow table. + - New syslog format, prefixed with "ovs|", to be easier to filter. + - RHEL: Removes the default firewall rule that allowed GRE traffic to + pass through. Any users that relied on this automatic firewall hole + will have to manually configure it. The ovs-ctl(8) manpage documents + the "enable-protocol" command that can be used as an alternative. + - New CFM demand mode which uses data traffic to indicate interface + liveness. + +v1.10.0 - 01 May 2013 +--------------------- - Bridge compatibility support has been removed. Any uses that rely on ovs-brcompatd will have to stick with Open vSwitch 1.9.x or adapt to native Open vSwitch support (e.g. use ovs-vsctl instead of brctl). - The maximum size of the MAC learning table is now configurable. - - New support for the VXLAN tunnel protocol (see the IETF draft here: - http://tools.ietf.org/html/draft-mahalingam-dutt-dcops-vxlan-02). - With the Linux datapath, packets for new flows are now queued separately on a per-port basis, so it should no longer be possible for a large number of new flows arriving on one port to prevent new flows from being processed on other ports. - - Many "ovs-vsctl" database commands now accept an --if-exists option. - Please refer to the ovs-vsctl manpage for details. + - ovs-vsctl: + * Previously ovs-vsctl would retry connecting to the database forever, + causing it to hang if ovsdb-server was not running. Now, ovs-vsctl + only tries once by default (use --retry to try forever). This change + means that you may want to remove uses of --timeout to avoid hangs + in ovs-vsctl calls. + * Many "ovs-vsctl" database commands now accept an --if-exists option. + Please refer to the ovs-vsctl manpage for details. - OpenFlow: + - Experimental support for newer versions of OpenFlow. See + the "What versions of OpenFlow does Open vSwitch support?" + question in the FAQ for more details. - The OpenFlow "dp_desc" may now be configured by setting the value of other-config:dp-desc in the Bridge table. - It is possible to request the OpenFlow port number with the "ofport_request" column in the Interface table. + - The NXM flow_removed message now reports the OpenFlow table ID + from which the flow was removed. + - Tunneling: + - New support for the VXLAN tunnel protocol (see the IETF draft here: + http://tools.ietf.org/html/draft-mahalingam-dutt-dcops-vxlan-03). + - Tunneling requires the version of the kernel module paired with + Open vSwitch 1.9.0 or later. + - Inheritance of the Don't Fragment bit in IP tunnels (df_inherit) + is no longer supported. + - Path MTU discovery is no longer supported. + - CAPWAP tunneling support removed. + - Tunnels with multicast destination ports are no longer supported. - ovs-dpctl: - The "dump-flows" and "del-flows" no longer require an argument if only one datapath exists. @@ -26,7 +78,6 @@ post-v1.9.0 commands available allow control over logging rate limits. - New "dpif/dump-dps", "dpif/show", and "dpif/dump-flows" command that mimic the equivalent ovs-dpctl commands. - - Path MTU discovery is no longer supported. - The ofproto library is now responsible for assigning OpenFlow port numbers. An ofproto implementation should assign them when port_construct() is called. @@ -40,18 +91,13 @@ post-v1.9.0 syntax. OpenFlow 1.1 adds a port named ANY, which introduces a conflict. ANY was rarely used in flow syntax, so we chose to retire that meaning of ANY in favor of the OpenFlow 1.1 meaning. - - Inheritance of the Don't Fragment bit in IP tunnels (df_inherit) is - no longer supported. - - Patch ports are implemented in userspace. - - Tunneling requires the version of the kernel module paired with Open - vSwitch 1.9.0 or later. + - Patch ports no longer require kernel support, so they now work + with FreeBSD and the kernel module built into Linux 3.3 and later. + - New "sample" action. -v1.9.0 - xx xxx xxxx --------------------- - - The tunneling code no longer assumes input and output keys are symmetric. - If they are not, PMTUD needs to be disabled for tunneling to work. Note - this only applies to flow-based keys. +v1.9.0 - 26 Feb 2013 +------------------------ - Datapath: - Support for ipv6 set action. - SKB mark matching and setting. @@ -66,6 +112,14 @@ v1.9.0 - xx xxx xxxx - Allow bitwise masking for SHA and THA fields in ARP, SLL and TLL fields in IPv6 neighbor discovery messages, and IPv6 flow label. - Adds support for writing to the metadata field for a flow. + - Tunneling: + - The tunneling code no longer assumes input and output keys are + symmetric. If they are not, PMTUD needs to be disabled for + tunneling to work. Note this only applies to flow-based keys. + - New support for a nonstandard form of GRE that supports a 64-bit key. + - Tunnel Path MTU Discovery default value was set to 'disabled'. + This feature is deprecated and will be removed soon. + - Tunnel header caching removed. - ovs-ofctl: - Commands and actions that accept port numbers now also accept keywords that represent those ports (such as LOCAL, NONE, and ALL). This is @@ -81,11 +135,8 @@ v1.9.0 - xx xxx xxxx are true, but because we do not know of any users for this feature it seems better on balance to remove it. (The ovs-pki-cgi program was not included in distribution packaging.) - - Tunnel Path MTU Discovery default value was set to 'disabled'. This - feature is deprecated and will be removed soon. - ovsdb-server now enforces the immutability of immutable columns. This was not enforced in earlier versions due to an oversight. - - New support for a nonstandard form of GRE that supports a 64-bit key. - The following features are now deprecated. They will be removed no earlier than February 2013. Please email dev@openvswitch.org with concerns. @@ -98,11 +149,11 @@ v1.9.0 - xx xxx xxxx - CAPWAP tunnel support. - The data in the RARP packets can now be matched in the same way as the data in ARP packets. - - Tunnel header caching removed. -v1.8.0 - xx xxx xxxx +v1.8.0 - 26 Feb 2013 ------------------------ + *** Internal only release *** - New FAQ. Please send updates and additions! - Authors of controllers, please read the new section titled "Action Reproduction" in DESIGN, which describes an Open vSwitch change in