-Post-v2.9.0
---------------------
+Post-v2.11.0
+---------------------
+ - 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.
+ - 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.
+ - 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).
+ - New QoS type "linux-netem" on Linux.
+ - Added support for TLS Server Name Indication (SNI).
+ - Linux datapath:
+ * Support for the kernel versions 4.19.x and 4.20.x.
+ * Support for the kernel version 5.0.x.
+ - 'ovs-dpctl dump-flows' is no longer suitable for dumping offloaded flows.
+ 'ovs-appctl dpctl/dump-flows' should be used instead.
+ - 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.
+ - ovn:
+ * OVN-SB schema changed: duplicated IP with same Encapsulation type
+ is not allowed any more. Please refer to
+ Documentation/intro/install/ovn-upgrades.rst for the instructions
+ in case there are problems encountered when upgrading from an earlier
+ version.
+ * New support for IPSEC encrypted tunnels between hypervisors.
+ * ovn-ctl: allow passing user:group ids to the OVN daemons.
+ * IPAM/MACAM:
+ - add the capability to dynamically assign just L2 addresses
+ - add the capability to specify a static ip address and get the L2 one
+ allocated dynamically using the following syntax:
+ ovn-nbctl lsp-set-addresses <port> "dynamic <IP>"
+ - DPDK:
+ * Add support for DPDK 18.11
+ * Add support for port representors.
+ - Userspace datapath:
+ * Add option for simple round-robin based Rxq to PMD assignment.
+ It can be set with pmd-rxq-assign.
+ * Add support for Auto load balancing of PMDs (experimental)
+ * Added new per-port configurable option to manage EMC:
+ 'other_config:emc-enable'.
+ - Add 'symmetric_l3' hash function.
+ - OVS now honors 'updelay' and 'downdelay' for bonds with LACP configured.
+ - 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
+---------------------
+ - ovs-vswitchd and utilities now support DNS names in OpenFlow and
+ OVSDB remotes.
- ovs-vswitchd:
* New options --l7 and --l7-len to "ofproto/trace" command.
* Previous versions gave OpenFlow tables default names of the form
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-vsctl: New commands "add-bond-iface" and "del-bond-iface".
+ - ovs-dpctl:
+ * New commands "ct-set-limits", "ct-del-limits", and "ct-get-limits".
- OpenFlow:
* OFPT_ROLE_STATUS is now available in OpenFlow 1.3.
* OpenFlow 1.5 extensible statistics (OXS) now implemented.
- Linux datapath
* Add support for compiling OVS with the latest Linux 4.14 kernel.
* Added support for meters.
+ * Add support for conntrack zone limit.
- ovn:
- * implemented icmp4/icmp6/tcp_reset actions in order to drop the packet
+ * Implemented icmp4/icmp6/tcp_reset actions in order to drop the packet
and reply with a RST for TCP or ICMPv4/ICMPv6 unreachable message for
other IPv4/IPv6-based protocols whenever a reject ACL rule is hit.
* ACL match conditions can now match on Port_Groups as well as address
sets that are automatically generated by Port_Groups. ACLs can be
applied directly to Port_Groups as well.
+ * ovn-nbctl can now run as a daemon (long-lived, background process).
+ See ovn-nbctl(8) for details.
- DPDK:
* New 'check-dpdk' Makefile target to run a new system testsuite.
See Testing topic for the details.
* Add LSC interrupt support for DPDK physical devices.
* Allow init to fail and record DPDK status/version in OVS database.
* Add experimental flow hardware offload support
+ * Support both shared and per port mempools for DPDK devices.
- Userspace datapath:
* Commands ovs-appctl dpif-netdev/pmd-*-show can now work on a single PMD
* Detailed PMD performance metrics available with new command
ovs-appctl dpif-netdev/pmd-perf-show
* Supervision of PMD performance metrics and logging of suspicious
iterations
+ * Add signature match cache (SMC) as experimental feature. When turned on,
+ it improves throughput when traffic has many more flows than EMC size.
- ERSPAN:
* Implemented ERSPAN protocol (draft-foschiano-erspan-00.txt) for
both kernel datapath and userspace datapath.
* Added port-based and flow-based ERSPAN tunnel port support, added
OpenFlow rules matching ERSPAN fields. See ovs-fields(7).
+ - ovs-pki
+ * ovs-pki now generates x.509 version 3 certificate. The new format adds
+ subjectAltName field and sets its value the same as common name (CN).
v2.9.0 - 19 Feb 2018
--------------------
- Added support to generate Neighbor Solicitation packets using the OVN
action 'nd_ns' to resolve unknown next hop MAC addresses for the
IPv6 packets.
+ * Add support for QoS bandwidth limit with DPDK.
* ovn-ctl: New commands run_nb_ovsdb and run_sb_ovsdb.
* ovn-sbctl, ovn-nbctl: New options --leader-only, --no-leader-only.
- OpenFlow:
* 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:
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)).
projects / mirror_ovs.git / blobdiff