debug
¶boolean
False
This option can be changed without restarting.
If set to true, the logging level will be set to DEBUG instead of the default INFO level.
log_config_append
¶string
<None>
This option can be changed without restarting.
The name of a logging configuration file. This file is appended to any existing logging configuration files. For details about logging configuration files, see the Python logging module documentation. Note that when logging configuration files are used then all logging configuration is set in the configuration file and other logging configuration options are ignored (for example, log-date-format).
Group |
Name |
---|---|
DEFAULT |
log-config |
DEFAULT |
log_config |
log_date_format
¶string
%Y-%m-%d %H:%M:%S
Defines the format string for %(asctime)s in log records. Default: the value above . This option is ignored if log_config_append is set.
log_file
¶string
<None>
(Optional) Name of log file to send logging output to. If no default is set, logging will go to stderr as defined by use_stderr. This option is ignored if log_config_append is set.
Group |
Name |
---|---|
DEFAULT |
logfile |
log_dir
¶string
<None>
(Optional) The base directory used for relative log_file paths. This option is ignored if log_config_append is set.
Group |
Name |
---|---|
DEFAULT |
logdir |
watch_log_file
¶boolean
False
Uses logging handler designed to watch file system. When log file is moved or removed this handler will open a new log file with specified path instantaneously. It makes sense only if log_file option is specified and Linux platform is used. This option is ignored if log_config_append is set.
use_syslog
¶boolean
False
Use syslog for logging. Existing syslog format is DEPRECATED and will be changed later to honor RFC5424. This option is ignored if log_config_append is set.
use_journal
¶boolean
False
Enable journald for logging. If running in a systemd environment you may wish to enable journal support. Doing so will use the journal native protocol which includes structured metadata in addition to log messages.This option is ignored if log_config_append is set.
syslog_log_facility
¶string
LOG_USER
Syslog facility to receive log lines. This option is ignored if log_config_append is set.
use_json
¶boolean
False
Use JSON formatting for logging. This option is ignored if log_config_append is set.
use_stderr
¶boolean
False
Log output to standard error. This option is ignored if log_config_append is set.
use_eventlog
¶boolean
False
Log output to Windows Event Log.
log_rotate_interval
¶integer
1
The amount of time before the log files are rotated. This option is ignored unless log_rotation_type is set to “interval”.
log_rotate_interval_type
¶string
days
Seconds, Minutes, Hours, Days, Weekday, Midnight
Rotation interval type. The time of the last file change (or the time when the service was started) is used when scheduling the next rotation.
max_logfile_count
¶integer
30
Maximum number of rotated log files.
max_logfile_size_mb
¶integer
200
Log file maximum size in MB. This option is ignored if “log_rotation_type” is not set to “size”.
log_rotation_type
¶string
none
interval, size, none
Log rotation type.
Possible values
Rotate logs at predefined time intervals.
Rotate logs once they reach a predefined size.
Do not rotate log files.
logging_context_format_string
¶string
%(asctime)s.%(msecs)03d %(process)d %(levelname)s %(name)s [%(global_request_id)s %(request_id)s %(user_identity)s] %(instance)s%(message)s
Format string to use for log messages with context. Used by oslo_log.formatters.ContextFormatter
logging_default_format_string
¶string
%(asctime)s.%(msecs)03d %(process)d %(levelname)s %(name)s [-] %(instance)s%(message)s
Format string to use for log messages when context is undefined. Used by oslo_log.formatters.ContextFormatter
logging_debug_format_suffix
¶string
%(funcName)s %(pathname)s:%(lineno)d
Additional data to append to log message when logging level for the message is DEBUG. Used by oslo_log.formatters.ContextFormatter
logging_exception_prefix
¶string
%(asctime)s.%(msecs)03d %(process)d ERROR %(name)s %(instance)s
Prefix each line of exception output with this format. Used by oslo_log.formatters.ContextFormatter
logging_user_identity_format
¶string
%(user)s %(project)s %(domain)s %(system_scope)s %(user_domain)s %(project_domain)s
Defines the format string for %(user_identity)s that is used in logging_context_format_string. Used by oslo_log.formatters.ContextFormatter
default_log_levels
¶list
['amqp=WARN', 'amqplib=WARN', 'boto=WARN', 'qpid=WARN', 'sqlalchemy=WARN', 'suds=INFO', 'oslo.messaging=INFO', 'oslo_messaging=INFO', 'iso8601=WARN', 'requests.packages.urllib3.connectionpool=WARN', 'urllib3.connectionpool=WARN', 'websocket=WARN', 'requests.packages.urllib3.util.retry=WARN', 'urllib3.util.retry=WARN', 'keystonemiddleware=WARN', 'routes.middleware=WARN', 'stevedore=WARN', 'taskflow=WARN', 'keystoneauth=WARN', 'oslo.cache=INFO', 'oslo_policy=INFO', 'dogpile.core.dogpile=INFO']
List of package logging levels in logger=LEVEL pairs. This option is ignored if log_config_append is set.
publish_errors
¶boolean
False
Enables or disables publication of error events.
instance_format
¶string
"[instance: %(uuid)s] "
The format for an instance that is passed with the log message.
instance_uuid_format
¶string
"[instance: %(uuid)s] "
The format for an instance UUID that is passed with the log message.
rate_limit_interval
¶integer
0
Interval, number of seconds, of log rate limiting.
rate_limit_burst
¶integer
0
Maximum number of logged messages per rate_limit_interval.
rate_limit_except_level
¶string
CRITICAL
Log level name used by rate limiting: CRITICAL, ERROR, INFO, WARNING, DEBUG or empty string. Logs with level greater or equal to rate_limit_except_level are not filtered. An empty string means that all levels are filtered.
fatal_deprecations
¶boolean
False
Enables or disables fatal status of deprecations.
ovn_nb_connection
¶string
tcp:127.0.0.1:6641
The connection string for the OVN_Northbound OVSDB. Use tcp:IP:PORT for TCP connection. Use ssl:IP:PORT for SSL connection. The ovn_nb_private_key, ovn_nb_certificate and ovn_nb_ca_cert are mandatory. Use unix:FILE for unix domain socket connection. Multiple connection can be specified by a comma separated string. See also: https://github.com/openvswitch/ovs/blob/ab4d3bfbef37c31331db5a9dbe7c22eb8d5e5e5f/python/ovs/db/idl.py#L215-L216
ovn_nb_private_key
¶string
''
The PEM file with private key for SSL connection to OVN-NB-DB
ovn_nb_certificate
¶string
''
The PEM file with certificate that certifies the private key specified in ovn_nb_private_key
ovn_nb_ca_cert
¶string
''
The PEM file with CA certificate that OVN should use to verify certificates presented to it by SSL peers
ovn_sb_connection
¶string
tcp:127.0.0.1:6642
The connection string for the OVN_Southbound OVSDB. Use tcp:IP:PORT for TCP connection. Use ssl:IP:PORT for SSL connection. The ovn_sb_private_key, ovn_sb_certificate and ovn_sb_ca_cert are mandatory. Use unix:FILE for unix domain socket connection. Multiple connection can be specified by a comma separated string. See also: https://github.com/openvswitch/ovs/blob/ab4d3bfbef37c31331db5a9dbe7c22eb8d5e5e5f/python/ovs/db/idl.py#L215-L216
ovn_sb_private_key
¶string
''
The PEM file with private key for SSL connection to OVN-SB-DB
ovn_sb_certificate
¶string
''
The PEM file with certificate that certifies the private key specified in ovn_sb_private_key
ovn_sb_ca_cert
¶string
''
The PEM file with CA certificate that OVN should use to verify certificates presented to it by SSL peers
ovsdb_connection_timeout
¶integer
180
Timeout in seconds for the OVSDB connection transaction
ovsdb_retry_max_interval
¶integer
180
Max interval in seconds between each retry to get the OVN NB and SB IDLs
ovsdb_probe_interval
¶integer
60000
0
The probe interval in for the OVSDB session in milliseconds. If this is zero, it disables the connection keepalive feature. If non-zero the value will be forced to at least 1000 milliseconds. Defaults to 60 seconds.
neutron_sync_mode
¶string
log
off, log, repair, migrate
The synchronization mode of OVN_Northbound OVSDB with Neutron DB. off - synchronization is off log - during neutron-server startup, check to see if OVN is in sync with the Neutron database. Log warnings for any inconsistencies found so that an admin can investigate repair - during neutron-server startup, automatically create resources found in Neutron but not in OVN. Also remove resources from OVN that are no longer in Neutron.migrate - This mode is to OVS to OVN migration. It will sync the DB just like repair mode but it will additionally fix the Neutron DB resource from OVS to OVN.
ovn_l3_mode
¶boolean
True
Whether to use OVN native L3 support. Do not change the value for existing deployments that contain routers.
Warning
This option is deprecated for removal. Its value may be silently ignored in the future.
This option is no longer used. Native L3 support in OVN is always used.
ovn_l3_scheduler
¶string
leastloaded
leastloaded, chance
The OVN L3 Scheduler type used to schedule router gateway ports on hypervisors/chassis. leastloaded - chassis with fewest gateway ports selected chance - chassis randomly selected
enable_distributed_floating_ip
¶boolean
False
Enable distributed floating IP support. If True, the NAT action for floating IPs will be done locally and not in the centralized gateway. This saves the path to the external network. This requires the user to configure the physical network map (i.e. ovn-bridge-mappings) on each compute node.
vif_type
¶string
ovs
ovs, vhostuser
Type of VIF to be used for ports valid values are (ovs, vhostuser) default ovs
Warning
This option is deprecated for removal. Its value may be silently ignored in the future.
The port VIF type is now determined based on the OVN chassis information when the port is bound to a host.
vhost_sock_dir
¶string
/var/run/openvswitch
The directory in which vhost virtio socket is created by all the vswitch daemons
dhcp_default_lease_time
¶integer
43200
Default least time (in seconds) to use with OVN’s native DHCP service.
ovsdb_log_level
¶string
INFO
CRITICAL, ERROR, WARNING, INFO, DEBUG
The log level used for OVSDB
ovn_metadata_enabled
¶boolean
False
Whether to use metadata service.
dns_servers
¶list
[]
Comma-separated list of the DNS servers which will be used as forwarders if a subnet’s dns_nameservers field is empty. If both subnet’s dns_nameservers and this option is empty, then the DNS resolvers on the host running the neutron server will be used.
ovn_dhcp4_global_options
¶dict
{}
Dictionary of global DHCPv4 options which will be automatically set on each subnet upon creation and on all existing subnets when Neutron starts. An empty value for a DHCP option will cause that option to be unset globally. EXAMPLES: - ntp_server:1.2.3.4,wpad:1.2.3.5 - Set ntp_server and wpad - ntp_server:,wpad:1.2.3.5 - Unset ntp_server and set wpad See the ovn-nb(5) man page for available options.
ovn_dhcp6_global_options
¶dict
{}
Dictionary of global DHCPv6 options which will be automatically set on each subnet upon creation and on all existing subnets when Neutron starts. An empty value for a DHCP option will cause that option to be unset globally. EXAMPLES: - ntp_server:1.2.3.4,wpad:1.2.3.5 - Set ntp_server and wpad - ntp_server:,wpad:1.2.3.5 - Unset ntp_server and set wpad See the ovn-nb(5) man page for available options.
ovn_emit_need_to_frag
¶boolean
False
Configure OVN to emit “need to frag” packets in case of MTU mismatch. Before enabling this configuration make sure that its supported by the host kernel (version >= 5.2) or by checking the output of the following command: ovs-appctl -t ovs-vswitchd dpif/show-dp-features br-int | grep “Check pkt length action”.
disable_ovn_dhcp_for_baremetal_ports
¶boolean
False
Disable OVN’s built-in DHCP for baremetal ports (VNIC type “baremetal”). This alllow operators to plug their own DHCP server of choice for PXE booting baremetal nodes. Defaults to False.
ovsdb_timeout
¶integer
10
Timeout in seconds for ovsdb commands. If the timeout expires, ovsdb commands will fail with ALARMCLOCK error.
bridge_mac_table_size
¶integer
50000
The maximum number of MAC addresses to learn on a bridge managed by the Neutron OVS agent. Values outside a reasonable range (10 to 1,000,000) might be overridden by Open vSwitch according to the documentation.
igmp_snooping_enable
¶boolean
False
Enable IGMP snooping for integration bridge. If this option is set to True, support for Internet Group Management Protocol (IGMP) is enabled in integration bridge. Setting this option to True will also enable Open vSwitch mcast-snooping-disable-flood-unregistered flag. This option will disable flooding of unregistered multicast packets to all ports. The switch will send unregistered multicast packets only to ports connected to multicast routers.
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