-Post-v2.10.0
+Post-v2.13.0
---------------------
+ - ovs-vswitchd no longer deletes datapath flows on exit by default.
+ - OpenFlow:
+ * The OpenFlow ofp_desc/serial_num may now be configured by setting the
+ value of other-config:dp-sn in the Bridge table.
+ * Added support to watch CONTROLLER port status in fast failover group.
+ * New action "delete_field".
+ - DPDK:
+ * Deprecated DPDK pdump packet capture support removed.
+ * Deprecated DPDK ring ports (dpdkr) are no longer supported.
+ * Add hardware offload support for VLAN Push/Pop actions (experimental).
+ - Linux datapath:
+ * Support for kernel versions up to 5.5.x.
+ - AF_XDP:
+ * New netdev class 'afxdp-nonpmd' for netdev-afxdp to save CPU cycles
+ by enabling interrupt mode.
+ - Userspace datapath:
+ * Removed artificial datapath flow limit that was 65536.
+ Now number of datapath flows is fully controlled by revalidators and the
+ 'other_config:flow-limit' knob.
+ * Add support for conntrack zone-based timeout policy.
+ * New configuration knob 'other_config:lb-output-action' for bond ports
+ that enables new datapath action 'lb_output' to avoid recirculation
+ in balance-tcp mode. Disabled by default.
+ - Tunnels: TC Flower offload
+ * Tunnel Local endpoint address masked match are supported.
+ * Tunnel Romte endpoint address masked match are supported.
+
+
+v2.13.0 - 14 Feb 2020
+---------------------
+ - OVN:
+ * OVN has been removed from this repository. It now exists as a
+ separate project. You can find it at
+ https://github.com/ovn-org/ovn.git
+ - Userspace datapath:
+ * Add option to enable, disable and query TCP sequence checking in
+ conntrack.
+ * Add support for conntrack zone limits.
+ * Command "ovs-appctl dpctl/dump-flows" refactored to show subtable
+ miniflow bits for userspace datapath.
+ - AF_XDP:
+ * New option 'use-need-wakeup' for netdev-afxdp to control enabling
+ of corresponding 'need_wakeup' flag in AF_XDP rings. Enabled by default
+ if supported by libbpf.
+ * 'xdpmode' option for netdev-afxdp renamed to 'xdp-mode'.
+ Modes also updated. New values:
+ native-with-zerocopy - former DRV
+ native - new one, DRV without zero-copy
+ generic - former SKB
+ best-effort [default] - new one, chooses the best available from
+ 3 above modes
+ - DPDK:
+ * DPDK pdump packet capture support disabled by default. New configure
+ option '--enable-dpdk-pdump' to enable it.
+ * DPDK pdump support is deprecated and will be removed in next releases.
+ * DPDK ring ports (dpdkr) are deprecated and will be removed in next
+ releases.
+ * Add support for DPDK 19.11.
+ * Add hardware offload support for output, drop, set of MAC, IPv4 and
+ TCP/UDP ports actions (experimental).
+ * Add experimental support for TSO.
+ - RSTP:
+ * The rstp_statistics column in Port table will only be updated every
+ stats-update-interval configured in Open_vSwitch table.
+ - OVSDB:
+ * When ovsdb-server is running in backup mode, the default value of probe
+ interval is increased to 60 seconds for the connection to the
+ replication server. This value is configurable with the unixctl
+ command - ovsdb-server/set-active-ovsdb-server-probe-interval.
+ * ovsdb-server: New OVSDB extension to allow clients to specify row UUIDs.
+ - 'ovs-appctl dpctl/dump-flows' can now show offloaded=partial for
+ partially offloaded flows, dp:dpdk for fully offloaded by dpdk, and
+ type filter supports new filters: "dpdk" and "partially-offloaded".
+ - GTP-U Tunnel Protocol
+ * Add two new fields: tun_gtpu_flags, tun_gtpu_msgtype.
+ * Only support for userspace datapath.
+
+v2.12.0 - 03 Sep 2019
+---------------------
+ - DPDK:
+ * New option 'other_config:dpdk-socket-limit' to limit amount of
+ hugepage memory that can be used by DPDK.
+ * Add support for vHost Post-copy Live Migration (experimental).
+ * OVS validated with DPDK 18.11.2 which is the new minimal supported
+ version.
+ * DPDK 18.11.1 and lower is no longer supported.
+ * New option 'tx-retries-max' to set the maximum amount of vhost tx
+ retries that can be made.
+ - OpenFlow:
+ * All features required by OpenFlow 1.5 are now implemented, so
+ ovs-vswitchd now enables OpenFlow 1.5 by default (in addition to
+ OpenFlow 1.0 to 1.4).
+ * Removed support for OpenFlow 1.6 (draft), which ONF abandoned.
+ * New action "check_pkt_larger".
+ * Support for OpenFlow 1.5 "meter" action.
+ - Userspace datapath:
+ * ICMPv6 ND enhancements: support for match and set ND options type
+ and reserved fields.
+ * Add v4/v6 fragmentation support for conntrack.
+ * New ovs-appctl "dpctl/ipf-set-enabled" and "dpctl/ipf-set-disabled"
+ commands for userspace datapath conntrack fragmentation support.
+ * New "ovs-appctl dpctl/ipf-set-min-frag" command for userspace
+ datapath conntrack fragmentation support.
+ * New "ovs-appctl dpctl/ipf-set-max-nfrags" command for userspace datapath
+ conntrack fragmentation support.
+ * New "ovs-appctl dpctl/ipf-get-status" command for userspace datapath
+ conntrack fragmentation support.
+ * New action "check_pkt_len".
+ * Port configuration with "other-config:priority-tags" now has a mode
+ that retains the 802.1Q header even if VLAN and priority are both zero.
+ * 'ovs-appctl exit' now implies cleanup of non-internal ports in userspace
+ datapath regardless of '--cleanup' option. Use '--cleanup' to remove
+ internal ports too.
+ * Removed experimental tag for SMC cache.
+ * Datapath classifer code refactored to enable function pointers to select
+ the lookup implementation at runtime. This enables specialization of
+ specific subtables based on the miniflow attributes, enhancing the
+ performance of the subtable search.
+ * Add Linux AF_XDP support through a new experimental netdev type "afxdp".
+ - OVSDB:
+ * OVSDB clients can now resynchronize with clustered servers much more
+ quickly after a brief disconnection, saving bandwidth and CPU time.
+ See section 4.1.15 of ovsdb-server(7) for details of related OVSDB
+ protocol extension.
+ * Support to convert from cluster database to standalone database is now
+ available when clustered is down and cannot be revived using ovsdb-tool
+ . Check "Database Migration Commands" in ovsdb-tool man section.
+ - OVN:
+ * IPAM/MACAM:
+ - select IPAM mac_prefix in a random manner if not provided by the user
+ - add the capability to specify a static IPv4 and/or IPv6 address and
+ get the L2 one allocated dynamically using the following syntax:
+ ovn-nbctl lsp-set-addresses <port> "dynamic <IPv4 addr> <IPv6 addr>"
+ * Added the HA chassis group support.
+ * Added 'external' logical port support.
+ * Added Policy-based routing(PBR) support to create permit/deny/reroute
+ policies on the logical router. New table(Logical_Router_Policy) added in
+ OVN-NB schema. New "ovn-nbctl" commands to add/delete/list PBR policies.
+ * Support for Transport Zones, a way to separate chassis into
+ logical groups which results in tunnels only been formed between
+ members of the same transport zone(s).
+ * Support for IGMP Snooping and IGMP Querier.
+ - New QoS type "linux-netem" on Linux.
+ - Added support for TLS Server Name Indication (SNI).
- Linux datapath:
- * Support for the kernel versions 4.16.x and 4.17.x.
+ * Support for the kernel versions 4.19.x and 4.20.x.
+ * Support for the kernel version 5.0.x.
+ * Add support for conntrack zone-based timeout policy.
+ - 'ovs-dpctl dump-flows' is no longer suitable for dumping offloaded flows.
+ 'ovs-appctl dpctl/dump-flows' should be used instead.
+ - Add new argument '--offload-stats' for command
+ 'ovs-appctl bridge/dump-flows',
+ so it can display offloaded packets statistics.
+ - Add L2 GRE tunnel over IPv6 support.
+
+v2.11.0 - 19 Feb 2019
+---------------------
- OpenFlow:
* OFPMP_TABLE_FEATURES_REQUEST can now modify table features.
- ovs-ofctl:
* "mod-table" command can now change OpenFlow table names.
- - The environment variable OVS_SYSLOG_METHOD, if set, is now used
- as the default syslog method.
- - The environment variable OVS_CTL_TIMEOUT, if set, is now used
- as the default timeout for control utilities.
- ovn:
* OVN-SB schema changed: duplicated IP with same Encapsulation type
is not allowed any more. Please refer to
- ovs-vswitchd:
* New configuration option "offload-rebalance", that enables dynamic
rebalancing of offloaded flows.
+ - The environment variable OVS_SYSLOG_METHOD, if set, is now used
+ as the default syslog method.
+ - The environment variable OVS_CTL_TIMEOUT, if set, is now used
+ as the default timeout for control utilities.
- The environment variable OVS_RESOLV_CONF, if set, is now used
as the DNS server configuration file.
- RHEL packaging:
* OVN packages are split from OVS packages. A new spec
file - ovn-fedora.spec.in is added to generate OVN packages.
-
+ - Linux datapath:
+ * Support for the kernel versions 4.16.x, 4.17.x, and 4.18.x.
v2.10.0 - 18 Aug 2018
---------------------
projects / mirror_ovs.git / blobdiff